{
  "type": "Program",
  "body": [
    {
      "type": "ImportDeclaration",
      "specifiers": [
        {
          "type": "ImportSpecifier",
          "local": {
            "type": "Identifier",
            "name": "Observable",
            "range": [
              9,
              19
            ],
            "loc": {
              "start": {
                "line": 1,
                "column": 9
              },
              "end": {
                "line": 1,
                "column": 19
              }
            }
          },
          "imported": {
            "type": "Identifier",
            "name": "Observable",
            "range": [
              9,
              19
            ],
            "loc": {
              "start": {
                "line": 1,
                "column": 9
              },
              "end": {
                "line": 1,
                "column": 19
              }
            }
          },
          "range": [
            9,
            19
          ],
          "loc": {
            "start": {
              "line": 1,
              "column": 9
            },
            "end": {
              "line": 1,
              "column": 19
            }
          }
        }
      ],
      "source": {
        "type": "Literal",
        "value": "../Observable",
        "raw": "'../Observable'",
        "range": [
          27,
          42
        ],
        "loc": {
          "start": {
            "line": 1,
            "column": 27
          },
          "end": {
            "line": 1,
            "column": 42
          }
        }
      },
      "range": [
        0,
        43
      ],
      "loc": {
        "start": {
          "line": 1,
          "column": 0
        },
        "end": {
          "line": 1,
          "column": 43
        }
      },
      "trailingComments": [
        {
          "type": "Block",
          "value": "*\n * We need this JSDoc comment for affecting ESDoc.\n * @extends {Ignored}\n * @hide true\n ",
          "range": [
            44,
            138
          ],
          "loc": {
            "start": {
              "line": 2,
              "column": 0
            },
            "end": {
              "line": 6,
              "column": 3
            }
          }
        }
      ]
    },
    {
      "type": "ExportNamedDeclaration",
      "declaration": {
        "type": "VariableDeclaration",
        "declarations": [
          {
            "type": "VariableDeclarator",
            "id": {
              "type": "Identifier",
              "name": "RangeObservable",
              "range": [
                150,
                165
              ],
              "loc": {
                "start": {
                  "line": 7,
                  "column": 11
                },
                "end": {
                  "line": 7,
                  "column": 26
                }
              }
            },
            "init": {
              "type": "CallExpression",
              "callee": {
                "type": "FunctionExpression",
                "id": null,
                "params": [
                  {
                    "type": "Identifier",
                    "name": "_super",
                    "range": [
                      179,
                      185
                    ],
                    "loc": {
                      "start": {
                        "line": 7,
                        "column": 40
                      },
                      "end": {
                        "line": 7,
                        "column": 46
                      }
                    }
                  }
                ],
                "body": {
                  "type": "BlockStatement",
                  "body": [
                    {
                      "type": "ExpressionStatement",
                      "expression": {
                        "type": "CallExpression",
                        "callee": {
                          "type": "Identifier",
                          "name": "__extends",
                          "range": [
                            193,
                            202
                          ],
                          "loc": {
                            "start": {
                              "line": 8,
                              "column": 4
                            },
                            "end": {
                              "line": 8,
                              "column": 13
                            }
                          }
                        },
                        "arguments": [
                          {
                            "type": "Identifier",
                            "name": "RangeObservable",
                            "range": [
                              203,
                              218
                            ],
                            "loc": {
                              "start": {
                                "line": 8,
                                "column": 14
                              },
                              "end": {
                                "line": 8,
                                "column": 29
                              }
                            }
                          },
                          {
                            "type": "Identifier",
                            "name": "_super",
                            "range": [
                              220,
                              226
                            ],
                            "loc": {
                              "start": {
                                "line": 8,
                                "column": 31
                              },
                              "end": {
                                "line": 8,
                                "column": 37
                              }
                            }
                          }
                        ],
                        "range": [
                          193,
                          227
                        ],
                        "loc": {
                          "start": {
                            "line": 8,
                            "column": 4
                          },
                          "end": {
                            "line": 8,
                            "column": 38
                          }
                        }
                      },
                      "range": [
                        193,
                        228
                      ],
                      "loc": {
                        "start": {
                          "line": 8,
                          "column": 4
                        },
                        "end": {
                          "line": 8,
                          "column": 39
                        }
                      }
                    },
                    {
                      "type": "FunctionDeclaration",
                      "id": {
                        "type": "Identifier",
                        "name": "RangeObservable",
                        "range": [
                          242,
                          257
                        ],
                        "loc": {
                          "start": {
                            "line": 9,
                            "column": 13
                          },
                          "end": {
                            "line": 9,
                            "column": 28
                          }
                        }
                      },
                      "params": [
                        {
                          "type": "Identifier",
                          "name": "start",
                          "range": [
                            258,
                            263
                          ],
                          "loc": {
                            "start": {
                              "line": 9,
                              "column": 29
                            },
                            "end": {
                              "line": 9,
                              "column": 34
                            }
                          }
                        },
                        {
                          "type": "Identifier",
                          "name": "count",
                          "range": [
                            265,
                            270
                          ],
                          "loc": {
                            "start": {
                              "line": 9,
                              "column": 36
                            },
                            "end": {
                              "line": 9,
                              "column": 41
                            }
                          }
                        },
                        {
                          "type": "Identifier",
                          "name": "scheduler",
                          "range": [
                            272,
                            281
                          ],
                          "loc": {
                            "start": {
                              "line": 9,
                              "column": 43
                            },
                            "end": {
                              "line": 9,
                              "column": 52
                            }
                          }
                        }
                      ],
                      "body": {
                        "type": "BlockStatement",
                        "body": [
                          {
                            "type": "ExpressionStatement",
                            "expression": {
                              "type": "CallExpression",
                              "callee": {
                                "type": "MemberExpression",
                                "computed": false,
                                "object": {
                                  "type": "Identifier",
                                  "name": "_super",
                                  "range": [
                                    293,
                                    299
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 10,
                                      "column": 8
                                    },
                                    "end": {
                                      "line": 10,
                                      "column": 14
                                    }
                                  }
                                },
                                "property": {
                                  "type": "Identifier",
                                  "name": "call",
                                  "range": [
                                    300,
                                    304
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 10,
                                      "column": 15
                                    },
                                    "end": {
                                      "line": 10,
                                      "column": 19
                                    }
                                  }
                                },
                                "range": [
                                  293,
                                  304
                                ],
                                "loc": {
                                  "start": {
                                    "line": 10,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 10,
                                    "column": 19
                                  }
                                }
                              },
                              "arguments": [
                                {
                                  "type": "ThisExpression",
                                  "range": [
                                    305,
                                    309
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 10,
                                      "column": 20
                                    },
                                    "end": {
                                      "line": 10,
                                      "column": 24
                                    }
                                  }
                                }
                              ],
                              "range": [
                                293,
                                310
                              ],
                              "loc": {
                                "start": {
                                  "line": 10,
                                  "column": 8
                                },
                                "end": {
                                  "line": 10,
                                  "column": 25
                                }
                              }
                            },
                            "range": [
                              293,
                              311
                            ],
                            "loc": {
                              "start": {
                                "line": 10,
                                "column": 8
                              },
                              "end": {
                                "line": 10,
                                "column": 26
                              }
                            }
                          },
                          {
                            "type": "ExpressionStatement",
                            "expression": {
                              "type": "AssignmentExpression",
                              "operator": "=",
                              "left": {
                                "type": "MemberExpression",
                                "computed": false,
                                "object": {
                                  "type": "ThisExpression",
                                  "range": [
                                    320,
                                    324
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 11,
                                      "column": 8
                                    },
                                    "end": {
                                      "line": 11,
                                      "column": 12
                                    }
                                  }
                                },
                                "property": {
                                  "type": "Identifier",
                                  "name": "start",
                                  "range": [
                                    325,
                                    330
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 11,
                                      "column": 13
                                    },
                                    "end": {
                                      "line": 11,
                                      "column": 18
                                    }
                                  }
                                },
                                "range": [
                                  320,
                                  330
                                ],
                                "loc": {
                                  "start": {
                                    "line": 11,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 11,
                                    "column": 18
                                  }
                                }
                              },
                              "right": {
                                "type": "Identifier",
                                "name": "start",
                                "range": [
                                  333,
                                  338
                                ],
                                "loc": {
                                  "start": {
                                    "line": 11,
                                    "column": 21
                                  },
                                  "end": {
                                    "line": 11,
                                    "column": 26
                                  }
                                }
                              },
                              "range": [
                                320,
                                338
                              ],
                              "loc": {
                                "start": {
                                  "line": 11,
                                  "column": 8
                                },
                                "end": {
                                  "line": 11,
                                  "column": 26
                                }
                              }
                            },
                            "range": [
                              320,
                              339
                            ],
                            "loc": {
                              "start": {
                                "line": 11,
                                "column": 8
                              },
                              "end": {
                                "line": 11,
                                "column": 27
                              }
                            }
                          },
                          {
                            "type": "ExpressionStatement",
                            "expression": {
                              "type": "AssignmentExpression",
                              "operator": "=",
                              "left": {
                                "type": "MemberExpression",
                                "computed": false,
                                "object": {
                                  "type": "ThisExpression",
                                  "range": [
                                    348,
                                    352
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 12,
                                      "column": 8
                                    },
                                    "end": {
                                      "line": 12,
                                      "column": 12
                                    }
                                  }
                                },
                                "property": {
                                  "type": "Identifier",
                                  "name": "_count",
                                  "range": [
                                    353,
                                    359
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 12,
                                      "column": 13
                                    },
                                    "end": {
                                      "line": 12,
                                      "column": 19
                                    }
                                  }
                                },
                                "range": [
                                  348,
                                  359
                                ],
                                "loc": {
                                  "start": {
                                    "line": 12,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 12,
                                    "column": 19
                                  }
                                }
                              },
                              "right": {
                                "type": "Identifier",
                                "name": "count",
                                "range": [
                                  362,
                                  367
                                ],
                                "loc": {
                                  "start": {
                                    "line": 12,
                                    "column": 22
                                  },
                                  "end": {
                                    "line": 12,
                                    "column": 27
                                  }
                                }
                              },
                              "range": [
                                348,
                                367
                              ],
                              "loc": {
                                "start": {
                                  "line": 12,
                                  "column": 8
                                },
                                "end": {
                                  "line": 12,
                                  "column": 27
                                }
                              }
                            },
                            "range": [
                              348,
                              368
                            ],
                            "loc": {
                              "start": {
                                "line": 12,
                                "column": 8
                              },
                              "end": {
                                "line": 12,
                                "column": 28
                              }
                            }
                          },
                          {
                            "type": "ExpressionStatement",
                            "expression": {
                              "type": "AssignmentExpression",
                              "operator": "=",
                              "left": {
                                "type": "MemberExpression",
                                "computed": false,
                                "object": {
                                  "type": "ThisExpression",
                                  "range": [
                                    377,
                                    381
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 13,
                                      "column": 8
                                    },
                                    "end": {
                                      "line": 13,
                                      "column": 12
                                    }
                                  }
                                },
                                "property": {
                                  "type": "Identifier",
                                  "name": "scheduler",
                                  "range": [
                                    382,
                                    391
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 13,
                                      "column": 13
                                    },
                                    "end": {
                                      "line": 13,
                                      "column": 22
                                    }
                                  }
                                },
                                "range": [
                                  377,
                                  391
                                ],
                                "loc": {
                                  "start": {
                                    "line": 13,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 13,
                                    "column": 22
                                  }
                                }
                              },
                              "right": {
                                "type": "Identifier",
                                "name": "scheduler",
                                "range": [
                                  394,
                                  403
                                ],
                                "loc": {
                                  "start": {
                                    "line": 13,
                                    "column": 25
                                  },
                                  "end": {
                                    "line": 13,
                                    "column": 34
                                  }
                                }
                              },
                              "range": [
                                377,
                                403
                              ],
                              "loc": {
                                "start": {
                                  "line": 13,
                                  "column": 8
                                },
                                "end": {
                                  "line": 13,
                                  "column": 34
                                }
                              }
                            },
                            "range": [
                              377,
                              404
                            ],
                            "loc": {
                              "start": {
                                "line": 13,
                                "column": 8
                              },
                              "end": {
                                "line": 13,
                                "column": 35
                              }
                            }
                          }
                        ],
                        "range": [
                          283,
                          410
                        ],
                        "loc": {
                          "start": {
                            "line": 9,
                            "column": 54
                          },
                          "end": {
                            "line": 14,
                            "column": 5
                          }
                        }
                      },
                      "generator": false,
                      "expression": false,
                      "range": [
                        233,
                        410
                      ],
                      "loc": {
                        "start": {
                          "line": 9,
                          "column": 4
                        },
                        "end": {
                          "line": 14,
                          "column": 5
                        }
                      },
                      "trailingComments": [
                        {
                          "type": "Block",
                          "value": "*\n     * Creates an Observable that emits a sequence of numbers within a specified\n     * range.\n     *\n     * <span class=\"informal\">Emits a sequence of numbers in a range.</span>\n     *\n     * <img src=\"./img/range.png\" width=\"100%\">\n     *\n     * `range` operator emits a range of sequential integers, in order, where you\n     * select the `start` of the range and its `length`. By default, uses no\n     * Scheduler and just delivers the notifications synchronously, but may use\n     * an optional Scheduler to regulate those deliveries.\n     *\n     * @example <caption>Emits the numbers 1 to 10</caption>\n     * var numbers = Rx.Observable.range(1, 10);\n     * numbers.subscribe(x => console.log(x));\n     *\n     * @see {@link timer}\n     * @see {@link interval}\n     *\n     * @param {number} [start=0] The value of the first integer in the sequence.\n     * @param {number} [count=0] The number of sequential integers to generate.\n     * @param {Scheduler} [scheduler] A {@link Scheduler} to use for scheduling\n     * the emissions of the notifications.\n     * @return {Observable} An Observable of numbers that emits a finite range of\n     * sequential integers.\n     * @static true\n     * @name range\n     * @owner Observable\n     ",
                          "range": [
                            415,
                            1656
                          ],
                          "loc": {
                            "start": {
                              "line": 15,
                              "column": 4
                            },
                            "end": {
                              "line": 44,
                              "column": 7
                            }
                          }
                        }
                      ]
                    },
                    {
                      "type": "ExpressionStatement",
                      "expression": {
                        "type": "AssignmentExpression",
                        "operator": "=",
                        "left": {
                          "type": "MemberExpression",
                          "computed": false,
                          "object": {
                            "type": "Identifier",
                            "name": "RangeObservable",
                            "range": [
                              1661,
                              1676
                            ],
                            "loc": {
                              "start": {
                                "line": 45,
                                "column": 4
                              },
                              "end": {
                                "line": 45,
                                "column": 19
                              }
                            }
                          },
                          "property": {
                            "type": "Identifier",
                            "name": "create",
                            "range": [
                              1677,
                              1683
                            ],
                            "loc": {
                              "start": {
                                "line": 45,
                                "column": 20
                              },
                              "end": {
                                "line": 45,
                                "column": 26
                              }
                            }
                          },
                          "range": [
                            1661,
                            1683
                          ],
                          "loc": {
                            "start": {
                              "line": 45,
                              "column": 4
                            },
                            "end": {
                              "line": 45,
                              "column": 26
                            }
                          }
                        },
                        "right": {
                          "type": "FunctionExpression",
                          "id": null,
                          "params": [
                            {
                              "type": "Identifier",
                              "name": "start",
                              "range": [
                                1696,
                                1701
                              ],
                              "loc": {
                                "start": {
                                  "line": 45,
                                  "column": 39
                                },
                                "end": {
                                  "line": 45,
                                  "column": 44
                                }
                              }
                            },
                            {
                              "type": "Identifier",
                              "name": "count",
                              "range": [
                                1703,
                                1708
                              ],
                              "loc": {
                                "start": {
                                  "line": 45,
                                  "column": 46
                                },
                                "end": {
                                  "line": 45,
                                  "column": 51
                                }
                              }
                            },
                            {
                              "type": "Identifier",
                              "name": "scheduler",
                              "range": [
                                1710,
                                1719
                              ],
                              "loc": {
                                "start": {
                                  "line": 45,
                                  "column": 53
                                },
                                "end": {
                                  "line": 45,
                                  "column": 62
                                }
                              }
                            }
                          ],
                          "body": {
                            "type": "BlockStatement",
                            "body": [
                              {
                                "type": "IfStatement",
                                "test": {
                                  "type": "BinaryExpression",
                                  "operator": "===",
                                  "left": {
                                    "type": "Identifier",
                                    "name": "start",
                                    "range": [
                                      1735,
                                      1740
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 46,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 46,
                                        "column": 17
                                      }
                                    }
                                  },
                                  "right": {
                                    "type": "UnaryExpression",
                                    "operator": "void",
                                    "argument": {
                                      "type": "Literal",
                                      "value": 0,
                                      "raw": "0",
                                      "range": [
                                        1750,
                                        1751
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 46,
                                          "column": 27
                                        },
                                        "end": {
                                          "line": 46,
                                          "column": 28
                                        }
                                      }
                                    },
                                    "prefix": true,
                                    "range": [
                                      1745,
                                      1751
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 46,
                                        "column": 22
                                      },
                                      "end": {
                                        "line": 46,
                                        "column": 28
                                      }
                                    }
                                  },
                                  "range": [
                                    1735,
                                    1751
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 46,
                                      "column": 12
                                    },
                                    "end": {
                                      "line": 46,
                                      "column": 28
                                    }
                                  }
                                },
                                "consequent": {
                                  "type": "BlockStatement",
                                  "body": [
                                    {
                                      "type": "ExpressionStatement",
                                      "expression": {
                                        "type": "AssignmentExpression",
                                        "operator": "=",
                                        "left": {
                                          "type": "Identifier",
                                          "name": "start",
                                          "range": [
                                            1755,
                                            1760
                                          ],
                                          "loc": {
                                            "start": {
                                              "line": 46,
                                              "column": 32
                                            },
                                            "end": {
                                              "line": 46,
                                              "column": 37
                                            }
                                          }
                                        },
                                        "right": {
                                          "type": "Literal",
                                          "value": 0,
                                          "raw": "0",
                                          "range": [
                                            1763,
                                            1764
                                          ],
                                          "loc": {
                                            "start": {
                                              "line": 46,
                                              "column": 40
                                            },
                                            "end": {
                                              "line": 46,
                                              "column": 41
                                            }
                                          }
                                        },
                                        "range": [
                                          1755,
                                          1764
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 46,
                                            "column": 32
                                          },
                                          "end": {
                                            "line": 46,
                                            "column": 41
                                          }
                                        }
                                      },
                                      "range": [
                                        1755,
                                        1765
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 46,
                                          "column": 32
                                        },
                                        "end": {
                                          "line": 46,
                                          "column": 42
                                        }
                                      }
                                    }
                                  ],
                                  "range": [
                                    1753,
                                    1767
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 46,
                                      "column": 30
                                    },
                                    "end": {
                                      "line": 46,
                                      "column": 44
                                    }
                                  }
                                },
                                "alternate": null,
                                "range": [
                                  1731,
                                  1767
                                ],
                                "loc": {
                                  "start": {
                                    "line": 46,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 46,
                                    "column": 44
                                  }
                                }
                              },
                              {
                                "type": "IfStatement",
                                "test": {
                                  "type": "BinaryExpression",
                                  "operator": "===",
                                  "left": {
                                    "type": "Identifier",
                                    "name": "count",
                                    "range": [
                                      1780,
                                      1785
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 47,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 47,
                                        "column": 17
                                      }
                                    }
                                  },
                                  "right": {
                                    "type": "UnaryExpression",
                                    "operator": "void",
                                    "argument": {
                                      "type": "Literal",
                                      "value": 0,
                                      "raw": "0",
                                      "range": [
                                        1795,
                                        1796
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 47,
                                          "column": 27
                                        },
                                        "end": {
                                          "line": 47,
                                          "column": 28
                                        }
                                      }
                                    },
                                    "prefix": true,
                                    "range": [
                                      1790,
                                      1796
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 47,
                                        "column": 22
                                      },
                                      "end": {
                                        "line": 47,
                                        "column": 28
                                      }
                                    }
                                  },
                                  "range": [
                                    1780,
                                    1796
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 47,
                                      "column": 12
                                    },
                                    "end": {
                                      "line": 47,
                                      "column": 28
                                    }
                                  }
                                },
                                "consequent": {
                                  "type": "BlockStatement",
                                  "body": [
                                    {
                                      "type": "ExpressionStatement",
                                      "expression": {
                                        "type": "AssignmentExpression",
                                        "operator": "=",
                                        "left": {
                                          "type": "Identifier",
                                          "name": "count",
                                          "range": [
                                            1800,
                                            1805
                                          ],
                                          "loc": {
                                            "start": {
                                              "line": 47,
                                              "column": 32
                                            },
                                            "end": {
                                              "line": 47,
                                              "column": 37
                                            }
                                          }
                                        },
                                        "right": {
                                          "type": "Literal",
                                          "value": 0,
                                          "raw": "0",
                                          "range": [
                                            1808,
                                            1809
                                          ],
                                          "loc": {
                                            "start": {
                                              "line": 47,
                                              "column": 40
                                            },
                                            "end": {
                                              "line": 47,
                                              "column": 41
                                            }
                                          }
                                        },
                                        "range": [
                                          1800,
                                          1809
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 47,
                                            "column": 32
                                          },
                                          "end": {
                                            "line": 47,
                                            "column": 41
                                          }
                                        }
                                      },
                                      "range": [
                                        1800,
                                        1810
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 47,
                                          "column": 32
                                        },
                                        "end": {
                                          "line": 47,
                                          "column": 42
                                        }
                                      }
                                    }
                                  ],
                                  "range": [
                                    1798,
                                    1812
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 47,
                                      "column": 30
                                    },
                                    "end": {
                                      "line": 47,
                                      "column": 44
                                    }
                                  }
                                },
                                "alternate": null,
                                "range": [
                                  1776,
                                  1812
                                ],
                                "loc": {
                                  "start": {
                                    "line": 47,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 47,
                                    "column": 44
                                  }
                                }
                              },
                              {
                                "type": "ReturnStatement",
                                "argument": {
                                  "type": "NewExpression",
                                  "callee": {
                                    "type": "Identifier",
                                    "name": "RangeObservable",
                                    "range": [
                                      1832,
                                      1847
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 48,
                                        "column": 19
                                      },
                                      "end": {
                                        "line": 48,
                                        "column": 34
                                      }
                                    }
                                  },
                                  "arguments": [
                                    {
                                      "type": "Identifier",
                                      "name": "start",
                                      "range": [
                                        1848,
                                        1853
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 48,
                                          "column": 35
                                        },
                                        "end": {
                                          "line": 48,
                                          "column": 40
                                        }
                                      }
                                    },
                                    {
                                      "type": "Identifier",
                                      "name": "count",
                                      "range": [
                                        1855,
                                        1860
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 48,
                                          "column": 42
                                        },
                                        "end": {
                                          "line": 48,
                                          "column": 47
                                        }
                                      }
                                    },
                                    {
                                      "type": "Identifier",
                                      "name": "scheduler",
                                      "range": [
                                        1862,
                                        1871
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 48,
                                          "column": 49
                                        },
                                        "end": {
                                          "line": 48,
                                          "column": 58
                                        }
                                      }
                                    }
                                  ],
                                  "range": [
                                    1828,
                                    1872
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 48,
                                      "column": 15
                                    },
                                    "end": {
                                      "line": 48,
                                      "column": 59
                                    }
                                  }
                                },
                                "range": [
                                  1821,
                                  1873
                                ],
                                "loc": {
                                  "start": {
                                    "line": 48,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 48,
                                    "column": 60
                                  }
                                }
                              }
                            ],
                            "range": [
                              1721,
                              1879
                            ],
                            "loc": {
                              "start": {
                                "line": 45,
                                "column": 64
                              },
                              "end": {
                                "line": 49,
                                "column": 5
                              }
                            }
                          },
                          "generator": false,
                          "expression": false,
                          "range": [
                            1686,
                            1879
                          ],
                          "loc": {
                            "start": {
                              "line": 45,
                              "column": 29
                            },
                            "end": {
                              "line": 49,
                              "column": 5
                            }
                          }
                        },
                        "range": [
                          1661,
                          1879
                        ],
                        "loc": {
                          "start": {
                            "line": 45,
                            "column": 4
                          },
                          "end": {
                            "line": 49,
                            "column": 5
                          }
                        }
                      },
                      "range": [
                        1661,
                        1880
                      ],
                      "loc": {
                        "start": {
                          "line": 45,
                          "column": 4
                        },
                        "end": {
                          "line": 49,
                          "column": 6
                        }
                      },
                      "leadingComments": [
                        {
                          "type": "Block",
                          "value": "*\n     * Creates an Observable that emits a sequence of numbers within a specified\n     * range.\n     *\n     * <span class=\"informal\">Emits a sequence of numbers in a range.</span>\n     *\n     * <img src=\"./img/range.png\" width=\"100%\">\n     *\n     * `range` operator emits a range of sequential integers, in order, where you\n     * select the `start` of the range and its `length`. By default, uses no\n     * Scheduler and just delivers the notifications synchronously, but may use\n     * an optional Scheduler to regulate those deliveries.\n     *\n     * @example <caption>Emits the numbers 1 to 10</caption>\n     * var numbers = Rx.Observable.range(1, 10);\n     * numbers.subscribe(x => console.log(x));\n     *\n     * @see {@link timer}\n     * @see {@link interval}\n     *\n     * @param {number} [start=0] The value of the first integer in the sequence.\n     * @param {number} [count=0] The number of sequential integers to generate.\n     * @param {Scheduler} [scheduler] A {@link Scheduler} to use for scheduling\n     * the emissions of the notifications.\n     * @return {Observable} An Observable of numbers that emits a finite range of\n     * sequential integers.\n     * @static true\n     * @name range\n     * @owner Observable\n     ",
                          "range": [
                            415,
                            1656
                          ],
                          "loc": {
                            "start": {
                              "line": 15,
                              "column": 4
                            },
                            "end": {
                              "line": 44,
                              "column": 7
                            }
                          }
                        }
                      ]
                    },
                    {
                      "type": "ExpressionStatement",
                      "expression": {
                        "type": "AssignmentExpression",
                        "operator": "=",
                        "left": {
                          "type": "MemberExpression",
                          "computed": false,
                          "object": {
                            "type": "Identifier",
                            "name": "RangeObservable",
                            "range": [
                              1885,
                              1900
                            ],
                            "loc": {
                              "start": {
                                "line": 50,
                                "column": 4
                              },
                              "end": {
                                "line": 50,
                                "column": 19
                              }
                            }
                          },
                          "property": {
                            "type": "Identifier",
                            "name": "dispatch",
                            "range": [
                              1901,
                              1909
                            ],
                            "loc": {
                              "start": {
                                "line": 50,
                                "column": 20
                              },
                              "end": {
                                "line": 50,
                                "column": 28
                              }
                            }
                          },
                          "range": [
                            1885,
                            1909
                          ],
                          "loc": {
                            "start": {
                              "line": 50,
                              "column": 4
                            },
                            "end": {
                              "line": 50,
                              "column": 28
                            }
                          }
                        },
                        "right": {
                          "type": "FunctionExpression",
                          "id": null,
                          "params": [
                            {
                              "type": "Identifier",
                              "name": "state",
                              "range": [
                                1922,
                                1927
                              ],
                              "loc": {
                                "start": {
                                  "line": 50,
                                  "column": 41
                                },
                                "end": {
                                  "line": 50,
                                  "column": 46
                                }
                              }
                            }
                          ],
                          "body": {
                            "type": "BlockStatement",
                            "body": [
                              {
                                "type": "VariableDeclaration",
                                "declarations": [
                                  {
                                    "type": "VariableDeclarator",
                                    "id": {
                                      "type": "Identifier",
                                      "name": "start",
                                      "range": [
                                        1943,
                                        1948
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 51,
                                          "column": 12
                                        },
                                        "end": {
                                          "line": 51,
                                          "column": 17
                                        }
                                      }
                                    },
                                    "init": {
                                      "type": "MemberExpression",
                                      "computed": false,
                                      "object": {
                                        "type": "Identifier",
                                        "name": "state",
                                        "range": [
                                          1951,
                                          1956
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 51,
                                            "column": 20
                                          },
                                          "end": {
                                            "line": 51,
                                            "column": 25
                                          }
                                        }
                                      },
                                      "property": {
                                        "type": "Identifier",
                                        "name": "start",
                                        "range": [
                                          1957,
                                          1962
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 51,
                                            "column": 26
                                          },
                                          "end": {
                                            "line": 51,
                                            "column": 31
                                          }
                                        }
                                      },
                                      "range": [
                                        1951,
                                        1962
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 51,
                                          "column": 20
                                        },
                                        "end": {
                                          "line": 51,
                                          "column": 31
                                        }
                                      }
                                    },
                                    "range": [
                                      1943,
                                      1962
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 51,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 51,
                                        "column": 31
                                      }
                                    }
                                  },
                                  {
                                    "type": "VariableDeclarator",
                                    "id": {
                                      "type": "Identifier",
                                      "name": "index",
                                      "range": [
                                        1964,
                                        1969
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 51,
                                          "column": 33
                                        },
                                        "end": {
                                          "line": 51,
                                          "column": 38
                                        }
                                      }
                                    },
                                    "init": {
                                      "type": "MemberExpression",
                                      "computed": false,
                                      "object": {
                                        "type": "Identifier",
                                        "name": "state",
                                        "range": [
                                          1972,
                                          1977
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 51,
                                            "column": 41
                                          },
                                          "end": {
                                            "line": 51,
                                            "column": 46
                                          }
                                        }
                                      },
                                      "property": {
                                        "type": "Identifier",
                                        "name": "index",
                                        "range": [
                                          1978,
                                          1983
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 51,
                                            "column": 47
                                          },
                                          "end": {
                                            "line": 51,
                                            "column": 52
                                          }
                                        }
                                      },
                                      "range": [
                                        1972,
                                        1983
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 51,
                                          "column": 41
                                        },
                                        "end": {
                                          "line": 51,
                                          "column": 52
                                        }
                                      }
                                    },
                                    "range": [
                                      1964,
                                      1983
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 51,
                                        "column": 33
                                      },
                                      "end": {
                                        "line": 51,
                                        "column": 52
                                      }
                                    }
                                  },
                                  {
                                    "type": "VariableDeclarator",
                                    "id": {
                                      "type": "Identifier",
                                      "name": "count",
                                      "range": [
                                        1985,
                                        1990
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 51,
                                          "column": 54
                                        },
                                        "end": {
                                          "line": 51,
                                          "column": 59
                                        }
                                      }
                                    },
                                    "init": {
                                      "type": "MemberExpression",
                                      "computed": false,
                                      "object": {
                                        "type": "Identifier",
                                        "name": "state",
                                        "range": [
                                          1993,
                                          1998
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 51,
                                            "column": 62
                                          },
                                          "end": {
                                            "line": 51,
                                            "column": 67
                                          }
                                        }
                                      },
                                      "property": {
                                        "type": "Identifier",
                                        "name": "count",
                                        "range": [
                                          1999,
                                          2004
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 51,
                                            "column": 68
                                          },
                                          "end": {
                                            "line": 51,
                                            "column": 73
                                          }
                                        }
                                      },
                                      "range": [
                                        1993,
                                        2004
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 51,
                                          "column": 62
                                        },
                                        "end": {
                                          "line": 51,
                                          "column": 73
                                        }
                                      }
                                    },
                                    "range": [
                                      1985,
                                      2004
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 51,
                                        "column": 54
                                      },
                                      "end": {
                                        "line": 51,
                                        "column": 73
                                      }
                                    }
                                  },
                                  {
                                    "type": "VariableDeclarator",
                                    "id": {
                                      "type": "Identifier",
                                      "name": "subscriber",
                                      "range": [
                                        2006,
                                        2016
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 51,
                                          "column": 75
                                        },
                                        "end": {
                                          "line": 51,
                                          "column": 85
                                        }
                                      }
                                    },
                                    "init": {
                                      "type": "MemberExpression",
                                      "computed": false,
                                      "object": {
                                        "type": "Identifier",
                                        "name": "state",
                                        "range": [
                                          2019,
                                          2024
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 51,
                                            "column": 88
                                          },
                                          "end": {
                                            "line": 51,
                                            "column": 93
                                          }
                                        }
                                      },
                                      "property": {
                                        "type": "Identifier",
                                        "name": "subscriber",
                                        "range": [
                                          2025,
                                          2035
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 51,
                                            "column": 94
                                          },
                                          "end": {
                                            "line": 51,
                                            "column": 104
                                          }
                                        }
                                      },
                                      "range": [
                                        2019,
                                        2035
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 51,
                                          "column": 88
                                        },
                                        "end": {
                                          "line": 51,
                                          "column": 104
                                        }
                                      }
                                    },
                                    "range": [
                                      2006,
                                      2035
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 51,
                                        "column": 75
                                      },
                                      "end": {
                                        "line": 51,
                                        "column": 104
                                      }
                                    }
                                  }
                                ],
                                "kind": "var",
                                "range": [
                                  1939,
                                  2036
                                ],
                                "loc": {
                                  "start": {
                                    "line": 51,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 51,
                                    "column": 105
                                  }
                                }
                              },
                              {
                                "type": "IfStatement",
                                "test": {
                                  "type": "BinaryExpression",
                                  "operator": ">=",
                                  "left": {
                                    "type": "Identifier",
                                    "name": "index",
                                    "range": [
                                      2049,
                                      2054
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 52,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 52,
                                        "column": 17
                                      }
                                    }
                                  },
                                  "right": {
                                    "type": "Identifier",
                                    "name": "count",
                                    "range": [
                                      2058,
                                      2063
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 52,
                                        "column": 21
                                      },
                                      "end": {
                                        "line": 52,
                                        "column": 26
                                      }
                                    }
                                  },
                                  "range": [
                                    2049,
                                    2063
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 52,
                                      "column": 12
                                    },
                                    "end": {
                                      "line": 52,
                                      "column": 26
                                    }
                                  }
                                },
                                "consequent": {
                                  "type": "BlockStatement",
                                  "body": [
                                    {
                                      "type": "ExpressionStatement",
                                      "expression": {
                                        "type": "CallExpression",
                                        "callee": {
                                          "type": "MemberExpression",
                                          "computed": false,
                                          "object": {
                                            "type": "Identifier",
                                            "name": "subscriber",
                                            "range": [
                                              2079,
                                              2089
                                            ],
                                            "loc": {
                                              "start": {
                                                "line": 53,
                                                "column": 12
                                              },
                                              "end": {
                                                "line": 53,
                                                "column": 22
                                              }
                                            }
                                          },
                                          "property": {
                                            "type": "Identifier",
                                            "name": "complete",
                                            "range": [
                                              2090,
                                              2098
                                            ],
                                            "loc": {
                                              "start": {
                                                "line": 53,
                                                "column": 23
                                              },
                                              "end": {
                                                "line": 53,
                                                "column": 31
                                              }
                                            }
                                          },
                                          "range": [
                                            2079,
                                            2098
                                          ],
                                          "loc": {
                                            "start": {
                                              "line": 53,
                                              "column": 12
                                            },
                                            "end": {
                                              "line": 53,
                                              "column": 31
                                            }
                                          }
                                        },
                                        "arguments": [],
                                        "range": [
                                          2079,
                                          2100
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 53,
                                            "column": 12
                                          },
                                          "end": {
                                            "line": 53,
                                            "column": 33
                                          }
                                        }
                                      },
                                      "range": [
                                        2079,
                                        2101
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 53,
                                          "column": 12
                                        },
                                        "end": {
                                          "line": 53,
                                          "column": 34
                                        }
                                      }
                                    },
                                    {
                                      "type": "ReturnStatement",
                                      "argument": null,
                                      "range": [
                                        2114,
                                        2121
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 54,
                                          "column": 12
                                        },
                                        "end": {
                                          "line": 54,
                                          "column": 19
                                        }
                                      }
                                    }
                                  ],
                                  "range": [
                                    2065,
                                    2131
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 52,
                                      "column": 28
                                    },
                                    "end": {
                                      "line": 55,
                                      "column": 9
                                    }
                                  }
                                },
                                "alternate": null,
                                "range": [
                                  2045,
                                  2131
                                ],
                                "loc": {
                                  "start": {
                                    "line": 52,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 55,
                                    "column": 9
                                  }
                                }
                              },
                              {
                                "type": "ExpressionStatement",
                                "expression": {
                                  "type": "CallExpression",
                                  "callee": {
                                    "type": "MemberExpression",
                                    "computed": false,
                                    "object": {
                                      "type": "Identifier",
                                      "name": "subscriber",
                                      "range": [
                                        2140,
                                        2150
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 56,
                                          "column": 8
                                        },
                                        "end": {
                                          "line": 56,
                                          "column": 18
                                        }
                                      }
                                    },
                                    "property": {
                                      "type": "Identifier",
                                      "name": "next",
                                      "range": [
                                        2151,
                                        2155
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 56,
                                          "column": 19
                                        },
                                        "end": {
                                          "line": 56,
                                          "column": 23
                                        }
                                      }
                                    },
                                    "range": [
                                      2140,
                                      2155
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 56,
                                        "column": 8
                                      },
                                      "end": {
                                        "line": 56,
                                        "column": 23
                                      }
                                    }
                                  },
                                  "arguments": [
                                    {
                                      "type": "Identifier",
                                      "name": "start",
                                      "range": [
                                        2156,
                                        2161
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 56,
                                          "column": 24
                                        },
                                        "end": {
                                          "line": 56,
                                          "column": 29
                                        }
                                      }
                                    }
                                  ],
                                  "range": [
                                    2140,
                                    2162
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 56,
                                      "column": 8
                                    },
                                    "end": {
                                      "line": 56,
                                      "column": 30
                                    }
                                  }
                                },
                                "range": [
                                  2140,
                                  2163
                                ],
                                "loc": {
                                  "start": {
                                    "line": 56,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 56,
                                    "column": 31
                                  }
                                }
                              },
                              {
                                "type": "IfStatement",
                                "test": {
                                  "type": "MemberExpression",
                                  "computed": false,
                                  "object": {
                                    "type": "Identifier",
                                    "name": "subscriber",
                                    "range": [
                                      2176,
                                      2186
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 57,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 57,
                                        "column": 22
                                      }
                                    }
                                  },
                                  "property": {
                                    "type": "Identifier",
                                    "name": "closed",
                                    "range": [
                                      2187,
                                      2193
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 57,
                                        "column": 23
                                      },
                                      "end": {
                                        "line": 57,
                                        "column": 29
                                      }
                                    }
                                  },
                                  "range": [
                                    2176,
                                    2193
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 57,
                                      "column": 12
                                    },
                                    "end": {
                                      "line": 57,
                                      "column": 29
                                    }
                                  }
                                },
                                "consequent": {
                                  "type": "BlockStatement",
                                  "body": [
                                    {
                                      "type": "ReturnStatement",
                                      "argument": null,
                                      "range": [
                                        2209,
                                        2216
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 58,
                                          "column": 12
                                        },
                                        "end": {
                                          "line": 58,
                                          "column": 19
                                        }
                                      }
                                    }
                                  ],
                                  "range": [
                                    2195,
                                    2226
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 57,
                                      "column": 31
                                    },
                                    "end": {
                                      "line": 59,
                                      "column": 9
                                    }
                                  }
                                },
                                "alternate": null,
                                "range": [
                                  2172,
                                  2226
                                ],
                                "loc": {
                                  "start": {
                                    "line": 57,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 59,
                                    "column": 9
                                  }
                                }
                              },
                              {
                                "type": "ExpressionStatement",
                                "expression": {
                                  "type": "AssignmentExpression",
                                  "operator": "=",
                                  "left": {
                                    "type": "MemberExpression",
                                    "computed": false,
                                    "object": {
                                      "type": "Identifier",
                                      "name": "state",
                                      "range": [
                                        2235,
                                        2240
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 60,
                                          "column": 8
                                        },
                                        "end": {
                                          "line": 60,
                                          "column": 13
                                        }
                                      }
                                    },
                                    "property": {
                                      "type": "Identifier",
                                      "name": "index",
                                      "range": [
                                        2241,
                                        2246
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 60,
                                          "column": 14
                                        },
                                        "end": {
                                          "line": 60,
                                          "column": 19
                                        }
                                      }
                                    },
                                    "range": [
                                      2235,
                                      2246
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 60,
                                        "column": 8
                                      },
                                      "end": {
                                        "line": 60,
                                        "column": 19
                                      }
                                    }
                                  },
                                  "right": {
                                    "type": "BinaryExpression",
                                    "operator": "+",
                                    "left": {
                                      "type": "Identifier",
                                      "name": "index",
                                      "range": [
                                        2249,
                                        2254
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 60,
                                          "column": 22
                                        },
                                        "end": {
                                          "line": 60,
                                          "column": 27
                                        }
                                      }
                                    },
                                    "right": {
                                      "type": "Literal",
                                      "value": 1,
                                      "raw": "1",
                                      "range": [
                                        2257,
                                        2258
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 60,
                                          "column": 30
                                        },
                                        "end": {
                                          "line": 60,
                                          "column": 31
                                        }
                                      }
                                    },
                                    "range": [
                                      2249,
                                      2258
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 60,
                                        "column": 22
                                      },
                                      "end": {
                                        "line": 60,
                                        "column": 31
                                      }
                                    }
                                  },
                                  "range": [
                                    2235,
                                    2258
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 60,
                                      "column": 8
                                    },
                                    "end": {
                                      "line": 60,
                                      "column": 31
                                    }
                                  }
                                },
                                "range": [
                                  2235,
                                  2259
                                ],
                                "loc": {
                                  "start": {
                                    "line": 60,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 60,
                                    "column": 32
                                  }
                                }
                              },
                              {
                                "type": "ExpressionStatement",
                                "expression": {
                                  "type": "AssignmentExpression",
                                  "operator": "=",
                                  "left": {
                                    "type": "MemberExpression",
                                    "computed": false,
                                    "object": {
                                      "type": "Identifier",
                                      "name": "state",
                                      "range": [
                                        2268,
                                        2273
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 61,
                                          "column": 8
                                        },
                                        "end": {
                                          "line": 61,
                                          "column": 13
                                        }
                                      }
                                    },
                                    "property": {
                                      "type": "Identifier",
                                      "name": "start",
                                      "range": [
                                        2274,
                                        2279
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 61,
                                          "column": 14
                                        },
                                        "end": {
                                          "line": 61,
                                          "column": 19
                                        }
                                      }
                                    },
                                    "range": [
                                      2268,
                                      2279
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 61,
                                        "column": 8
                                      },
                                      "end": {
                                        "line": 61,
                                        "column": 19
                                      }
                                    }
                                  },
                                  "right": {
                                    "type": "BinaryExpression",
                                    "operator": "+",
                                    "left": {
                                      "type": "Identifier",
                                      "name": "start",
                                      "range": [
                                        2282,
                                        2287
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 61,
                                          "column": 22
                                        },
                                        "end": {
                                          "line": 61,
                                          "column": 27
                                        }
                                      }
                                    },
                                    "right": {
                                      "type": "Literal",
                                      "value": 1,
                                      "raw": "1",
                                      "range": [
                                        2290,
                                        2291
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 61,
                                          "column": 30
                                        },
                                        "end": {
                                          "line": 61,
                                          "column": 31
                                        }
                                      }
                                    },
                                    "range": [
                                      2282,
                                      2291
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 61,
                                        "column": 22
                                      },
                                      "end": {
                                        "line": 61,
                                        "column": 31
                                      }
                                    }
                                  },
                                  "range": [
                                    2268,
                                    2291
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 61,
                                      "column": 8
                                    },
                                    "end": {
                                      "line": 61,
                                      "column": 31
                                    }
                                  }
                                },
                                "range": [
                                  2268,
                                  2292
                                ],
                                "loc": {
                                  "start": {
                                    "line": 61,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 61,
                                    "column": 32
                                  }
                                }
                              },
                              {
                                "type": "ExpressionStatement",
                                "expression": {
                                  "type": "CallExpression",
                                  "callee": {
                                    "type": "MemberExpression",
                                    "computed": false,
                                    "object": {
                                      "type": "ThisExpression",
                                      "range": [
                                        2301,
                                        2305
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 62,
                                          "column": 8
                                        },
                                        "end": {
                                          "line": 62,
                                          "column": 12
                                        }
                                      }
                                    },
                                    "property": {
                                      "type": "Identifier",
                                      "name": "schedule",
                                      "range": [
                                        2306,
                                        2314
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 62,
                                          "column": 13
                                        },
                                        "end": {
                                          "line": 62,
                                          "column": 21
                                        }
                                      }
                                    },
                                    "range": [
                                      2301,
                                      2314
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 62,
                                        "column": 8
                                      },
                                      "end": {
                                        "line": 62,
                                        "column": 21
                                      }
                                    }
                                  },
                                  "arguments": [
                                    {
                                      "type": "Identifier",
                                      "name": "state",
                                      "range": [
                                        2315,
                                        2320
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 62,
                                          "column": 22
                                        },
                                        "end": {
                                          "line": 62,
                                          "column": 27
                                        }
                                      }
                                    }
                                  ],
                                  "range": [
                                    2301,
                                    2321
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 62,
                                      "column": 8
                                    },
                                    "end": {
                                      "line": 62,
                                      "column": 28
                                    }
                                  }
                                },
                                "range": [
                                  2301,
                                  2322
                                ],
                                "loc": {
                                  "start": {
                                    "line": 62,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 62,
                                    "column": 29
                                  }
                                }
                              }
                            ],
                            "range": [
                              1929,
                              2328
                            ],
                            "loc": {
                              "start": {
                                "line": 50,
                                "column": 48
                              },
                              "end": {
                                "line": 63,
                                "column": 5
                              }
                            }
                          },
                          "generator": false,
                          "expression": false,
                          "range": [
                            1912,
                            2328
                          ],
                          "loc": {
                            "start": {
                              "line": 50,
                              "column": 31
                            },
                            "end": {
                              "line": 63,
                              "column": 5
                            }
                          }
                        },
                        "range": [
                          1885,
                          2328
                        ],
                        "loc": {
                          "start": {
                            "line": 50,
                            "column": 4
                          },
                          "end": {
                            "line": 63,
                            "column": 5
                          }
                        }
                      },
                      "range": [
                        1885,
                        2329
                      ],
                      "loc": {
                        "start": {
                          "line": 50,
                          "column": 4
                        },
                        "end": {
                          "line": 63,
                          "column": 6
                        }
                      }
                    },
                    {
                      "type": "ExpressionStatement",
                      "expression": {
                        "type": "AssignmentExpression",
                        "operator": "=",
                        "left": {
                          "type": "MemberExpression",
                          "computed": false,
                          "object": {
                            "type": "MemberExpression",
                            "computed": false,
                            "object": {
                              "type": "Identifier",
                              "name": "RangeObservable",
                              "range": [
                                2334,
                                2349
                              ],
                              "loc": {
                                "start": {
                                  "line": 64,
                                  "column": 4
                                },
                                "end": {
                                  "line": 64,
                                  "column": 19
                                }
                              }
                            },
                            "property": {
                              "type": "Identifier",
                              "name": "prototype",
                              "range": [
                                2350,
                                2359
                              ],
                              "loc": {
                                "start": {
                                  "line": 64,
                                  "column": 20
                                },
                                "end": {
                                  "line": 64,
                                  "column": 29
                                }
                              }
                            },
                            "range": [
                              2334,
                              2359
                            ],
                            "loc": {
                              "start": {
                                "line": 64,
                                "column": 4
                              },
                              "end": {
                                "line": 64,
                                "column": 29
                              }
                            }
                          },
                          "property": {
                            "type": "Identifier",
                            "name": "_subscribe",
                            "range": [
                              2360,
                              2370
                            ],
                            "loc": {
                              "start": {
                                "line": 64,
                                "column": 30
                              },
                              "end": {
                                "line": 64,
                                "column": 40
                              }
                            }
                          },
                          "range": [
                            2334,
                            2370
                          ],
                          "loc": {
                            "start": {
                              "line": 64,
                              "column": 4
                            },
                            "end": {
                              "line": 64,
                              "column": 40
                            }
                          }
                        },
                        "right": {
                          "type": "FunctionExpression",
                          "id": null,
                          "params": [
                            {
                              "type": "Identifier",
                              "name": "subscriber",
                              "range": [
                                2383,
                                2393
                              ],
                              "loc": {
                                "start": {
                                  "line": 64,
                                  "column": 53
                                },
                                "end": {
                                  "line": 64,
                                  "column": 63
                                }
                              }
                            }
                          ],
                          "body": {
                            "type": "BlockStatement",
                            "body": [
                              {
                                "type": "VariableDeclaration",
                                "declarations": [
                                  {
                                    "type": "VariableDeclarator",
                                    "id": {
                                      "type": "Identifier",
                                      "name": "index",
                                      "range": [
                                        2409,
                                        2414
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 65,
                                          "column": 12
                                        },
                                        "end": {
                                          "line": 65,
                                          "column": 17
                                        }
                                      }
                                    },
                                    "init": {
                                      "type": "Literal",
                                      "value": 0,
                                      "raw": "0",
                                      "range": [
                                        2417,
                                        2418
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 65,
                                          "column": 20
                                        },
                                        "end": {
                                          "line": 65,
                                          "column": 21
                                        }
                                      }
                                    },
                                    "range": [
                                      2409,
                                      2418
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 65,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 65,
                                        "column": 21
                                      }
                                    }
                                  }
                                ],
                                "kind": "var",
                                "range": [
                                  2405,
                                  2419
                                ],
                                "loc": {
                                  "start": {
                                    "line": 65,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 65,
                                    "column": 22
                                  }
                                }
                              },
                              {
                                "type": "VariableDeclaration",
                                "declarations": [
                                  {
                                    "type": "VariableDeclarator",
                                    "id": {
                                      "type": "Identifier",
                                      "name": "start",
                                      "range": [
                                        2432,
                                        2437
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 66,
                                          "column": 12
                                        },
                                        "end": {
                                          "line": 66,
                                          "column": 17
                                        }
                                      }
                                    },
                                    "init": {
                                      "type": "MemberExpression",
                                      "computed": false,
                                      "object": {
                                        "type": "ThisExpression",
                                        "range": [
                                          2440,
                                          2444
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 66,
                                            "column": 20
                                          },
                                          "end": {
                                            "line": 66,
                                            "column": 24
                                          }
                                        }
                                      },
                                      "property": {
                                        "type": "Identifier",
                                        "name": "start",
                                        "range": [
                                          2445,
                                          2450
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 66,
                                            "column": 25
                                          },
                                          "end": {
                                            "line": 66,
                                            "column": 30
                                          }
                                        }
                                      },
                                      "range": [
                                        2440,
                                        2450
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 66,
                                          "column": 20
                                        },
                                        "end": {
                                          "line": 66,
                                          "column": 30
                                        }
                                      }
                                    },
                                    "range": [
                                      2432,
                                      2450
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 66,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 66,
                                        "column": 30
                                      }
                                    }
                                  }
                                ],
                                "kind": "var",
                                "range": [
                                  2428,
                                  2451
                                ],
                                "loc": {
                                  "start": {
                                    "line": 66,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 66,
                                    "column": 31
                                  }
                                }
                              },
                              {
                                "type": "VariableDeclaration",
                                "declarations": [
                                  {
                                    "type": "VariableDeclarator",
                                    "id": {
                                      "type": "Identifier",
                                      "name": "count",
                                      "range": [
                                        2464,
                                        2469
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 67,
                                          "column": 12
                                        },
                                        "end": {
                                          "line": 67,
                                          "column": 17
                                        }
                                      }
                                    },
                                    "init": {
                                      "type": "MemberExpression",
                                      "computed": false,
                                      "object": {
                                        "type": "ThisExpression",
                                        "range": [
                                          2472,
                                          2476
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 67,
                                            "column": 20
                                          },
                                          "end": {
                                            "line": 67,
                                            "column": 24
                                          }
                                        }
                                      },
                                      "property": {
                                        "type": "Identifier",
                                        "name": "_count",
                                        "range": [
                                          2477,
                                          2483
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 67,
                                            "column": 25
                                          },
                                          "end": {
                                            "line": 67,
                                            "column": 31
                                          }
                                        }
                                      },
                                      "range": [
                                        2472,
                                        2483
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 67,
                                          "column": 20
                                        },
                                        "end": {
                                          "line": 67,
                                          "column": 31
                                        }
                                      }
                                    },
                                    "range": [
                                      2464,
                                      2483
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 67,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 67,
                                        "column": 31
                                      }
                                    }
                                  }
                                ],
                                "kind": "var",
                                "range": [
                                  2460,
                                  2484
                                ],
                                "loc": {
                                  "start": {
                                    "line": 67,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 67,
                                    "column": 32
                                  }
                                }
                              },
                              {
                                "type": "VariableDeclaration",
                                "declarations": [
                                  {
                                    "type": "VariableDeclarator",
                                    "id": {
                                      "type": "Identifier",
                                      "name": "scheduler",
                                      "range": [
                                        2497,
                                        2506
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 68,
                                          "column": 12
                                        },
                                        "end": {
                                          "line": 68,
                                          "column": 21
                                        }
                                      }
                                    },
                                    "init": {
                                      "type": "MemberExpression",
                                      "computed": false,
                                      "object": {
                                        "type": "ThisExpression",
                                        "range": [
                                          2509,
                                          2513
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 68,
                                            "column": 24
                                          },
                                          "end": {
                                            "line": 68,
                                            "column": 28
                                          }
                                        }
                                      },
                                      "property": {
                                        "type": "Identifier",
                                        "name": "scheduler",
                                        "range": [
                                          2514,
                                          2523
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 68,
                                            "column": 29
                                          },
                                          "end": {
                                            "line": 68,
                                            "column": 38
                                          }
                                        }
                                      },
                                      "range": [
                                        2509,
                                        2523
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 68,
                                          "column": 24
                                        },
                                        "end": {
                                          "line": 68,
                                          "column": 38
                                        }
                                      }
                                    },
                                    "range": [
                                      2497,
                                      2523
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 68,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 68,
                                        "column": 38
                                      }
                                    }
                                  }
                                ],
                                "kind": "var",
                                "range": [
                                  2493,
                                  2524
                                ],
                                "loc": {
                                  "start": {
                                    "line": 68,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 68,
                                    "column": 39
                                  }
                                }
                              },
                              {
                                "type": "IfStatement",
                                "test": {
                                  "type": "Identifier",
                                  "name": "scheduler",
                                  "range": [
                                    2537,
                                    2546
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 69,
                                      "column": 12
                                    },
                                    "end": {
                                      "line": 69,
                                      "column": 21
                                    }
                                  }
                                },
                                "consequent": {
                                  "type": "BlockStatement",
                                  "body": [
                                    {
                                      "type": "ReturnStatement",
                                      "argument": {
                                        "type": "CallExpression",
                                        "callee": {
                                          "type": "MemberExpression",
                                          "computed": false,
                                          "object": {
                                            "type": "Identifier",
                                            "name": "scheduler",
                                            "range": [
                                              2569,
                                              2578
                                            ],
                                            "loc": {
                                              "start": {
                                                "line": 70,
                                                "column": 19
                                              },
                                              "end": {
                                                "line": 70,
                                                "column": 28
                                              }
                                            }
                                          },
                                          "property": {
                                            "type": "Identifier",
                                            "name": "schedule",
                                            "range": [
                                              2579,
                                              2587
                                            ],
                                            "loc": {
                                              "start": {
                                                "line": 70,
                                                "column": 29
                                              },
                                              "end": {
                                                "line": 70,
                                                "column": 37
                                              }
                                            }
                                          },
                                          "range": [
                                            2569,
                                            2587
                                          ],
                                          "loc": {
                                            "start": {
                                              "line": 70,
                                              "column": 19
                                            },
                                            "end": {
                                              "line": 70,
                                              "column": 37
                                            }
                                          }
                                        },
                                        "arguments": [
                                          {
                                            "type": "MemberExpression",
                                            "computed": false,
                                            "object": {
                                              "type": "Identifier",
                                              "name": "RangeObservable",
                                              "range": [
                                                2588,
                                                2603
                                              ],
                                              "loc": {
                                                "start": {
                                                  "line": 70,
                                                  "column": 38
                                                },
                                                "end": {
                                                  "line": 70,
                                                  "column": 53
                                                }
                                              }
                                            },
                                            "property": {
                                              "type": "Identifier",
                                              "name": "dispatch",
                                              "range": [
                                                2604,
                                                2612
                                              ],
                                              "loc": {
                                                "start": {
                                                  "line": 70,
                                                  "column": 54
                                                },
                                                "end": {
                                                  "line": 70,
                                                  "column": 62
                                                }
                                              }
                                            },
                                            "range": [
                                              2588,
                                              2612
                                            ],
                                            "loc": {
                                              "start": {
                                                "line": 70,
                                                "column": 38
                                              },
                                              "end": {
                                                "line": 70,
                                                "column": 62
                                              }
                                            }
                                          },
                                          {
                                            "type": "Literal",
                                            "value": 0,
                                            "raw": "0",
                                            "range": [
                                              2614,
                                              2615
                                            ],
                                            "loc": {
                                              "start": {
                                                "line": 70,
                                                "column": 64
                                              },
                                              "end": {
                                                "line": 70,
                                                "column": 65
                                              }
                                            }
                                          },
                                          {
                                            "type": "ObjectExpression",
                                            "properties": [
                                              {
                                                "type": "Property",
                                                "key": {
                                                  "type": "Identifier",
                                                  "name": "index",
                                                  "range": [
                                                    2635,
                                                    2640
                                                  ],
                                                  "loc": {
                                                    "start": {
                                                      "line": 71,
                                                      "column": 16
                                                    },
                                                    "end": {
                                                      "line": 71,
                                                      "column": 21
                                                    }
                                                  }
                                                },
                                                "value": {
                                                  "type": "Identifier",
                                                  "name": "index",
                                                  "range": [
                                                    2642,
                                                    2647
                                                  ],
                                                  "loc": {
                                                    "start": {
                                                      "line": 71,
                                                      "column": 23
                                                    },
                                                    "end": {
                                                      "line": 71,
                                                      "column": 28
                                                    }
                                                  }
                                                },
                                                "kind": "init",
                                                "method": false,
                                                "shorthand": false,
                                                "computed": false,
                                                "range": [
                                                  2635,
                                                  2647
                                                ],
                                                "loc": {
                                                  "start": {
                                                    "line": 71,
                                                    "column": 16
                                                  },
                                                  "end": {
                                                    "line": 71,
                                                    "column": 28
                                                  }
                                                }
                                              },
                                              {
                                                "type": "Property",
                                                "key": {
                                                  "type": "Identifier",
                                                  "name": "count",
                                                  "range": [
                                                    2649,
                                                    2654
                                                  ],
                                                  "loc": {
                                                    "start": {
                                                      "line": 71,
                                                      "column": 30
                                                    },
                                                    "end": {
                                                      "line": 71,
                                                      "column": 35
                                                    }
                                                  }
                                                },
                                                "value": {
                                                  "type": "Identifier",
                                                  "name": "count",
                                                  "range": [
                                                    2656,
                                                    2661
                                                  ],
                                                  "loc": {
                                                    "start": {
                                                      "line": 71,
                                                      "column": 37
                                                    },
                                                    "end": {
                                                      "line": 71,
                                                      "column": 42
                                                    }
                                                  }
                                                },
                                                "kind": "init",
                                                "method": false,
                                                "shorthand": false,
                                                "computed": false,
                                                "range": [
                                                  2649,
                                                  2661
                                                ],
                                                "loc": {
                                                  "start": {
                                                    "line": 71,
                                                    "column": 30
                                                  },
                                                  "end": {
                                                    "line": 71,
                                                    "column": 42
                                                  }
                                                }
                                              },
                                              {
                                                "type": "Property",
                                                "key": {
                                                  "type": "Identifier",
                                                  "name": "start",
                                                  "range": [
                                                    2663,
                                                    2668
                                                  ],
                                                  "loc": {
                                                    "start": {
                                                      "line": 71,
                                                      "column": 44
                                                    },
                                                    "end": {
                                                      "line": 71,
                                                      "column": 49
                                                    }
                                                  }
                                                },
                                                "value": {
                                                  "type": "Identifier",
                                                  "name": "start",
                                                  "range": [
                                                    2670,
                                                    2675
                                                  ],
                                                  "loc": {
                                                    "start": {
                                                      "line": 71,
                                                      "column": 51
                                                    },
                                                    "end": {
                                                      "line": 71,
                                                      "column": 56
                                                    }
                                                  }
                                                },
                                                "kind": "init",
                                                "method": false,
                                                "shorthand": false,
                                                "computed": false,
                                                "range": [
                                                  2663,
                                                  2675
                                                ],
                                                "loc": {
                                                  "start": {
                                                    "line": 71,
                                                    "column": 44
                                                  },
                                                  "end": {
                                                    "line": 71,
                                                    "column": 56
                                                  }
                                                }
                                              },
                                              {
                                                "type": "Property",
                                                "key": {
                                                  "type": "Identifier",
                                                  "name": "subscriber",
                                                  "range": [
                                                    2677,
                                                    2687
                                                  ],
                                                  "loc": {
                                                    "start": {
                                                      "line": 71,
                                                      "column": 58
                                                    },
                                                    "end": {
                                                      "line": 71,
                                                      "column": 68
                                                    }
                                                  }
                                                },
                                                "value": {
                                                  "type": "Identifier",
                                                  "name": "subscriber",
                                                  "range": [
                                                    2689,
                                                    2699
                                                  ],
                                                  "loc": {
                                                    "start": {
                                                      "line": 71,
                                                      "column": 70
                                                    },
                                                    "end": {
                                                      "line": 71,
                                                      "column": 80
                                                    }
                                                  }
                                                },
                                                "kind": "init",
                                                "method": false,
                                                "shorthand": false,
                                                "computed": false,
                                                "range": [
                                                  2677,
                                                  2699
                                                ],
                                                "loc": {
                                                  "start": {
                                                    "line": 71,
                                                    "column": 58
                                                  },
                                                  "end": {
                                                    "line": 71,
                                                    "column": 80
                                                  }
                                                }
                                              }
                                            ],
                                            "range": [
                                              2617,
                                              2713
                                            ],
                                            "loc": {
                                              "start": {
                                                "line": 70,
                                                "column": 67
                                              },
                                              "end": {
                                                "line": 72,
                                                "column": 13
                                              }
                                            }
                                          }
                                        ],
                                        "range": [
                                          2569,
                                          2714
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 70,
                                            "column": 19
                                          },
                                          "end": {
                                            "line": 72,
                                            "column": 14
                                          }
                                        }
                                      },
                                      "range": [
                                        2562,
                                        2715
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 70,
                                          "column": 12
                                        },
                                        "end": {
                                          "line": 72,
                                          "column": 15
                                        }
                                      }
                                    }
                                  ],
                                  "range": [
                                    2548,
                                    2725
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 69,
                                      "column": 23
                                    },
                                    "end": {
                                      "line": 73,
                                      "column": 9
                                    }
                                  }
                                },
                                "alternate": {
                                  "type": "BlockStatement",
                                  "body": [
                                    {
                                      "type": "DoWhileStatement",
                                      "body": {
                                        "type": "BlockStatement",
                                        "body": [
                                          {
                                            "type": "IfStatement",
                                            "test": {
                                              "type": "BinaryExpression",
                                              "operator": ">=",
                                              "left": {
                                                "type": "UpdateExpression",
                                                "operator": "++",
                                                "argument": {
                                                  "type": "Identifier",
                                                  "name": "index",
                                                  "range": [
                                                    2778,
                                                    2783
                                                  ],
                                                  "loc": {
                                                    "start": {
                                                      "line": 76,
                                                      "column": 20
                                                    },
                                                    "end": {
                                                      "line": 76,
                                                      "column": 25
                                                    }
                                                  }
                                                },
                                                "prefix": false,
                                                "range": [
                                                  2778,
                                                  2785
                                                ],
                                                "loc": {
                                                  "start": {
                                                    "line": 76,
                                                    "column": 20
                                                  },
                                                  "end": {
                                                    "line": 76,
                                                    "column": 27
                                                  }
                                                }
                                              },
                                              "right": {
                                                "type": "Identifier",
                                                "name": "count",
                                                "range": [
                                                  2789,
                                                  2794
                                                ],
                                                "loc": {
                                                  "start": {
                                                    "line": 76,
                                                    "column": 31
                                                  },
                                                  "end": {
                                                    "line": 76,
                                                    "column": 36
                                                  }
                                                }
                                              },
                                              "range": [
                                                2778,
                                                2794
                                              ],
                                              "loc": {
                                                "start": {
                                                  "line": 76,
                                                  "column": 20
                                                },
                                                "end": {
                                                  "line": 76,
                                                  "column": 36
                                                }
                                              }
                                            },
                                            "consequent": {
                                              "type": "BlockStatement",
                                              "body": [
                                                {
                                                  "type": "ExpressionStatement",
                                                  "expression": {
                                                    "type": "CallExpression",
                                                    "callee": {
                                                      "type": "MemberExpression",
                                                      "computed": false,
                                                      "object": {
                                                        "type": "Identifier",
                                                        "name": "subscriber",
                                                        "range": [
                                                          2818,
                                                          2828
                                                        ],
                                                        "loc": {
                                                          "start": {
                                                            "line": 77,
                                                            "column": 20
                                                          },
                                                          "end": {
                                                            "line": 77,
                                                            "column": 30
                                                          }
                                                        }
                                                      },
                                                      "property": {
                                                        "type": "Identifier",
                                                        "name": "complete",
                                                        "range": [
                                                          2829,
                                                          2837
                                                        ],
                                                        "loc": {
                                                          "start": {
                                                            "line": 77,
                                                            "column": 31
                                                          },
                                                          "end": {
                                                            "line": 77,
                                                            "column": 39
                                                          }
                                                        }
                                                      },
                                                      "range": [
                                                        2818,
                                                        2837
                                                      ],
                                                      "loc": {
                                                        "start": {
                                                          "line": 77,
                                                          "column": 20
                                                        },
                                                        "end": {
                                                          "line": 77,
                                                          "column": 39
                                                        }
                                                      }
                                                    },
                                                    "arguments": [],
                                                    "range": [
                                                      2818,
                                                      2839
                                                    ],
                                                    "loc": {
                                                      "start": {
                                                        "line": 77,
                                                        "column": 20
                                                      },
                                                      "end": {
                                                        "line": 77,
                                                        "column": 41
                                                      }
                                                    }
                                                  },
                                                  "range": [
                                                    2818,
                                                    2840
                                                  ],
                                                  "loc": {
                                                    "start": {
                                                      "line": 77,
                                                      "column": 20
                                                    },
                                                    "end": {
                                                      "line": 77,
                                                      "column": 42
                                                    }
                                                  }
                                                },
                                                {
                                                  "type": "BreakStatement",
                                                  "label": null,
                                                  "range": [
                                                    2861,
                                                    2867
                                                  ],
                                                  "loc": {
                                                    "start": {
                                                      "line": 78,
                                                      "column": 20
                                                    },
                                                    "end": {
                                                      "line": 78,
                                                      "column": 26
                                                    }
                                                  }
                                                }
                                              ],
                                              "range": [
                                                2796,
                                                2885
                                              ],
                                              "loc": {
                                                "start": {
                                                  "line": 76,
                                                  "column": 38
                                                },
                                                "end": {
                                                  "line": 79,
                                                  "column": 17
                                                }
                                              }
                                            },
                                            "alternate": null,
                                            "range": [
                                              2774,
                                              2885
                                            ],
                                            "loc": {
                                              "start": {
                                                "line": 76,
                                                "column": 16
                                              },
                                              "end": {
                                                "line": 79,
                                                "column": 17
                                              }
                                            }
                                          },
                                          {
                                            "type": "ExpressionStatement",
                                            "expression": {
                                              "type": "CallExpression",
                                              "callee": {
                                                "type": "MemberExpression",
                                                "computed": false,
                                                "object": {
                                                  "type": "Identifier",
                                                  "name": "subscriber",
                                                  "range": [
                                                    2902,
                                                    2912
                                                  ],
                                                  "loc": {
                                                    "start": {
                                                      "line": 80,
                                                      "column": 16
                                                    },
                                                    "end": {
                                                      "line": 80,
                                                      "column": 26
                                                    }
                                                  }
                                                },
                                                "property": {
                                                  "type": "Identifier",
                                                  "name": "next",
                                                  "range": [
                                                    2913,
                                                    2917
                                                  ],
                                                  "loc": {
                                                    "start": {
                                                      "line": 80,
                                                      "column": 27
                                                    },
                                                    "end": {
                                                      "line": 80,
                                                      "column": 31
                                                    }
                                                  }
                                                },
                                                "range": [
                                                  2902,
                                                  2917
                                                ],
                                                "loc": {
                                                  "start": {
                                                    "line": 80,
                                                    "column": 16
                                                  },
                                                  "end": {
                                                    "line": 80,
                                                    "column": 31
                                                  }
                                                }
                                              },
                                              "arguments": [
                                                {
                                                  "type": "UpdateExpression",
                                                  "operator": "++",
                                                  "argument": {
                                                    "type": "Identifier",
                                                    "name": "start",
                                                    "range": [
                                                      2918,
                                                      2923
                                                    ],
                                                    "loc": {
                                                      "start": {
                                                        "line": 80,
                                                        "column": 32
                                                      },
                                                      "end": {
                                                        "line": 80,
                                                        "column": 37
                                                      }
                                                    }
                                                  },
                                                  "prefix": false,
                                                  "range": [
                                                    2918,
                                                    2925
                                                  ],
                                                  "loc": {
                                                    "start": {
                                                      "line": 80,
                                                      "column": 32
                                                    },
                                                    "end": {
                                                      "line": 80,
                                                      "column": 39
                                                    }
                                                  }
                                                }
                                              ],
                                              "range": [
                                                2902,
                                                2926
                                              ],
                                              "loc": {
                                                "start": {
                                                  "line": 80,
                                                  "column": 16
                                                },
                                                "end": {
                                                  "line": 80,
                                                  "column": 40
                                                }
                                              }
                                            },
                                            "range": [
                                              2902,
                                              2927
                                            ],
                                            "loc": {
                                              "start": {
                                                "line": 80,
                                                "column": 16
                                              },
                                              "end": {
                                                "line": 80,
                                                "column": 41
                                              }
                                            }
                                          },
                                          {
                                            "type": "IfStatement",
                                            "test": {
                                              "type": "MemberExpression",
                                              "computed": false,
                                              "object": {
                                                "type": "Identifier",
                                                "name": "subscriber",
                                                "range": [
                                                  2948,
                                                  2958
                                                ],
                                                "loc": {
                                                  "start": {
                                                    "line": 81,
                                                    "column": 20
                                                  },
                                                  "end": {
                                                    "line": 81,
                                                    "column": 30
                                                  }
                                                }
                                              },
                                              "property": {
                                                "type": "Identifier",
                                                "name": "closed",
                                                "range": [
                                                  2959,
                                                  2965
                                                ],
                                                "loc": {
                                                  "start": {
                                                    "line": 81,
                                                    "column": 31
                                                  },
                                                  "end": {
                                                    "line": 81,
                                                    "column": 37
                                                  }
                                                }
                                              },
                                              "range": [
                                                2948,
                                                2965
                                              ],
                                              "loc": {
                                                "start": {
                                                  "line": 81,
                                                  "column": 20
                                                },
                                                "end": {
                                                  "line": 81,
                                                  "column": 37
                                                }
                                              }
                                            },
                                            "consequent": {
                                              "type": "BlockStatement",
                                              "body": [
                                                {
                                                  "type": "BreakStatement",
                                                  "label": null,
                                                  "range": [
                                                    2989,
                                                    2995
                                                  ],
                                                  "loc": {
                                                    "start": {
                                                      "line": 82,
                                                      "column": 20
                                                    },
                                                    "end": {
                                                      "line": 82,
                                                      "column": 26
                                                    }
                                                  }
                                                }
                                              ],
                                              "range": [
                                                2967,
                                                3013
                                              ],
                                              "loc": {
                                                "start": {
                                                  "line": 81,
                                                  "column": 39
                                                },
                                                "end": {
                                                  "line": 83,
                                                  "column": 17
                                                }
                                              }
                                            },
                                            "alternate": null,
                                            "range": [
                                              2944,
                                              3013
                                            ],
                                            "loc": {
                                              "start": {
                                                "line": 81,
                                                "column": 16
                                              },
                                              "end": {
                                                "line": 83,
                                                "column": 17
                                              }
                                            }
                                          }
                                        ],
                                        "range": [
                                          2756,
                                          3027
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 75,
                                            "column": 15
                                          },
                                          "end": {
                                            "line": 84,
                                            "column": 13
                                          }
                                        }
                                      },
                                      "test": {
                                        "type": "Literal",
                                        "value": true,
                                        "raw": "true",
                                        "range": [
                                          3035,
                                          3039
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 84,
                                            "column": 21
                                          },
                                          "end": {
                                            "line": 84,
                                            "column": 25
                                          }
                                        }
                                      },
                                      "range": [
                                        2753,
                                        3041
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 75,
                                          "column": 12
                                        },
                                        "end": {
                                          "line": 84,
                                          "column": 27
                                        }
                                      }
                                    }
                                  ],
                                  "range": [
                                    2739,
                                    3051
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 74,
                                      "column": 13
                                    },
                                    "end": {
                                      "line": 85,
                                      "column": 9
                                    }
                                  }
                                },
                                "range": [
                                  2533,
                                  3051
                                ],
                                "loc": {
                                  "start": {
                                    "line": 69,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 85,
                                    "column": 9
                                  }
                                }
                              }
                            ],
                            "range": [
                              2395,
                              3057
                            ],
                            "loc": {
                              "start": {
                                "line": 64,
                                "column": 65
                              },
                              "end": {
                                "line": 86,
                                "column": 5
                              }
                            }
                          },
                          "generator": false,
                          "expression": false,
                          "range": [
                            2373,
                            3057
                          ],
                          "loc": {
                            "start": {
                              "line": 64,
                              "column": 43
                            },
                            "end": {
                              "line": 86,
                              "column": 5
                            }
                          }
                        },
                        "range": [
                          2334,
                          3057
                        ],
                        "loc": {
                          "start": {
                            "line": 64,
                            "column": 4
                          },
                          "end": {
                            "line": 86,
                            "column": 5
                          }
                        }
                      },
                      "range": [
                        2334,
                        3058
                      ],
                      "loc": {
                        "start": {
                          "line": 64,
                          "column": 4
                        },
                        "end": {
                          "line": 86,
                          "column": 6
                        }
                      }
                    },
                    {
                      "type": "ReturnStatement",
                      "argument": {
                        "type": "Identifier",
                        "name": "RangeObservable",
                        "range": [
                          3070,
                          3085
                        ],
                        "loc": {
                          "start": {
                            "line": 87,
                            "column": 11
                          },
                          "end": {
                            "line": 87,
                            "column": 26
                          }
                        }
                      },
                      "range": [
                        3063,
                        3086
                      ],
                      "loc": {
                        "start": {
                          "line": 87,
                          "column": 4
                        },
                        "end": {
                          "line": 87,
                          "column": 27
                        }
                      }
                    }
                  ],
                  "range": [
                    187,
                    3088
                  ],
                  "loc": {
                    "start": {
                      "line": 7,
                      "column": 48
                    },
                    "end": {
                      "line": 88,
                      "column": 1
                    }
                  }
                },
                "generator": false,
                "expression": false,
                "range": [
                  169,
                  3088
                ],
                "loc": {
                  "start": {
                    "line": 7,
                    "column": 30
                  },
                  "end": {
                    "line": 88,
                    "column": 1
                  }
                }
              },
              "arguments": [
                {
                  "type": "Identifier",
                  "name": "Observable",
                  "range": [
                    3089,
                    3099
                  ],
                  "loc": {
                    "start": {
                      "line": 88,
                      "column": 2
                    },
                    "end": {
                      "line": 88,
                      "column": 12
                    }
                  }
                }
              ],
              "range": [
                169,
                3100
              ],
              "loc": {
                "start": {
                  "line": 7,
                  "column": 30
                },
                "end": {
                  "line": 88,
                  "column": 13
                }
              }
            },
            "range": [
              150,
              3101
            ],
            "loc": {
              "start": {
                "line": 7,
                "column": 11
              },
              "end": {
                "line": 88,
                "column": 14
              }
            }
          }
        ],
        "kind": "var",
        "range": [
          146,
          3102
        ],
        "loc": {
          "start": {
            "line": 7,
            "column": 7
          },
          "end": {
            "line": 88,
            "column": 15
          }
        },
        "leadingComments": [
          {
            "type": "Block",
            "value": "*\n * We need this JSDoc comment for affecting ESDoc.\n * @extends {Ignored}\n * @hide true\n ",
            "range": [
              44,
              138
            ],
            "loc": {
              "start": {
                "line": 2,
                "column": 0
              },
              "end": {
                "line": 6,
                "column": 3
              }
            }
          }
        ],
        "trailingComments": [
          {
            "type": "Line",
            "value": "# sourceMappingURL=RangeObservable.js.map",
            "range": [
              3103,
              3146
            ],
            "loc": {
              "start": {
                "line": 89,
                "column": 0
              },
              "end": {
                "line": 89,
                "column": 43
              }
            }
          }
        ]
      },
      "specifiers": [],
      "source": null,
      "range": [
        139,
        3102
      ],
      "loc": {
        "start": {
          "line": 7,
          "column": 0
        },
        "end": {
          "line": 88,
          "column": 15
        }
      },
      "leadingComments": [
        {
          "type": "Block",
          "value": "*\n * We need this JSDoc comment for affecting ESDoc.\n * @extends {Ignored}\n * @hide true\n ",
          "range": [
            44,
            138
          ],
          "loc": {
            "start": {
              "line": 2,
              "column": 0
            },
            "end": {
              "line": 6,
              "column": 3
            }
          }
        }
      ],
      "trailingComments": [
        {
          "type": "Line",
          "value": "# sourceMappingURL=RangeObservable.js.map",
          "range": [
            3103,
            3146
          ],
          "loc": {
            "start": {
              "line": 89,
              "column": 0
            },
            "end": {
              "line": 89,
              "column": 43
            }
          }
        }
      ]
    }
  ],
  "sourceType": "module",
  "range": [
    0,
    3102
  ],
  "loc": {
    "start": {
      "line": 1,
      "column": 0
    },
    "end": {
      "line": 88,
      "column": 15
    }
  },
  "comments": [
    {
      "type": "Block",
      "value": "*\n * We need this JSDoc comment for affecting ESDoc.\n * @extends {Ignored}\n * @hide true\n ",
      "range": [
        44,
        138
      ],
      "loc": {
        "start": {
          "line": 2,
          "column": 0
        },
        "end": {
          "line": 6,
          "column": 3
        }
      }
    },
    {
      "type": "Block",
      "value": "*\n     * Creates an Observable that emits a sequence of numbers within a specified\n     * range.\n     *\n     * <span class=\"informal\">Emits a sequence of numbers in a range.</span>\n     *\n     * <img src=\"./img/range.png\" width=\"100%\">\n     *\n     * `range` operator emits a range of sequential integers, in order, where you\n     * select the `start` of the range and its `length`. By default, uses no\n     * Scheduler and just delivers the notifications synchronously, but may use\n     * an optional Scheduler to regulate those deliveries.\n     *\n     * @example <caption>Emits the numbers 1 to 10</caption>\n     * var numbers = Rx.Observable.range(1, 10);\n     * numbers.subscribe(x => console.log(x));\n     *\n     * @see {@link timer}\n     * @see {@link interval}\n     *\n     * @param {number} [start=0] The value of the first integer in the sequence.\n     * @param {number} [count=0] The number of sequential integers to generate.\n     * @param {Scheduler} [scheduler] A {@link Scheduler} to use for scheduling\n     * the emissions of the notifications.\n     * @return {Observable} An Observable of numbers that emits a finite range of\n     * sequential integers.\n     * @static true\n     * @name range\n     * @owner Observable\n     ",
      "range": [
        415,
        1656
      ],
      "loc": {
        "start": {
          "line": 15,
          "column": 4
        },
        "end": {
          "line": 44,
          "column": 7
        }
      }
    },
    {
      "type": "Line",
      "value": "# sourceMappingURL=RangeObservable.js.map",
      "range": [
        3103,
        3146
      ],
      "loc": {
        "start": {
          "line": 89,
          "column": 0
        },
        "end": {
          "line": 89,
          "column": 43
        }
      }
    }
  ]
}