{
  "type": "Program",
  "body": [
    {
      "type": "ImportDeclaration",
      "specifiers": [
        {
          "type": "ImportSpecifier",
          "local": {
            "type": "Identifier",
            "name": "Subscriber",
            "range": [
              9,
              19
            ],
            "loc": {
              "start": {
                "line": 1,
                "column": 9
              },
              "end": {
                "line": 1,
                "column": 19
              }
            }
          },
          "imported": {
            "type": "Identifier",
            "name": "Subscriber",
            "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": "../Subscriber",
        "raw": "'../Subscriber'",
        "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 * Converts an Observable of {@link Notification} objects into the emissions\n * that they represent.\n *\n * <span class=\"informal\">Unwraps {@link Notification} objects as actual `next`,\n * `error` and `complete` emissions. The opposite of {@link materialize}.</span>\n *\n * <img src=\"./img/dematerialize.png\" width=\"100%\">\n *\n * `dematerialize` is assumed to operate an Observable that only emits\n * {@link Notification} objects as `next` emissions, and does not emit any\n * `error`. Such Observable is the output of a `materialize` operation. Those\n * notifications are then unwrapped using the metadata they contain, and emitted\n * as `next`, `error`, and `complete` on the output Observable.\n *\n * Use this operator in conjunction with {@link materialize}.\n *\n * @example <caption>Convert an Observable of Notifications to an actual Observable</caption>\n * var notifA = new Rx.Notification('N', 'A');\n * var notifB = new Rx.Notification('N', 'B');\n * var notifE = new Rx.Notification('E', void 0,\n *   new TypeError('x.toUpperCase is not a function')\n * );\n * var materialized = Rx.Observable.of(notifA, notifB, notifE);\n * var upperCase = materialized.dematerialize();\n * upperCase.subscribe(x => console.log(x), e => console.error(e));\n *\n * @see {@link Notification}\n * @see {@link materialize}\n *\n * @return {Observable} An Observable that emits items and notifications\n * embedded in Notification objects emitted by the source Observable.\n * @method dematerialize\n * @owner Observable\n ",
          "range": [
            44,
            1542
          ],
          "loc": {
            "start": {
              "line": 2,
              "column": 0
            },
            "end": {
              "line": 36,
              "column": 3
            }
          }
        }
      ]
    },
    {
      "type": "ExportNamedDeclaration",
      "declaration": {
        "type": "FunctionDeclaration",
        "id": {
          "type": "Identifier",
          "name": "dematerialize",
          "range": [
            1559,
            1572
          ],
          "loc": {
            "start": {
              "line": 37,
              "column": 16
            },
            "end": {
              "line": 37,
              "column": 29
            }
          }
        },
        "params": [],
        "body": {
          "type": "BlockStatement",
          "body": [
            {
              "type": "ReturnStatement",
              "argument": {
                "type": "CallExpression",
                "callee": {
                  "type": "MemberExpression",
                  "computed": false,
                  "object": {
                    "type": "ThisExpression",
                    "range": [
                      1588,
                      1592
                    ],
                    "loc": {
                      "start": {
                        "line": 38,
                        "column": 11
                      },
                      "end": {
                        "line": 38,
                        "column": 15
                      }
                    }
                  },
                  "property": {
                    "type": "Identifier",
                    "name": "lift",
                    "range": [
                      1593,
                      1597
                    ],
                    "loc": {
                      "start": {
                        "line": 38,
                        "column": 16
                      },
                      "end": {
                        "line": 38,
                        "column": 20
                      }
                    }
                  },
                  "range": [
                    1588,
                    1597
                  ],
                  "loc": {
                    "start": {
                      "line": 38,
                      "column": 11
                    },
                    "end": {
                      "line": 38,
                      "column": 20
                    }
                  }
                },
                "arguments": [
                  {
                    "type": "NewExpression",
                    "callee": {
                      "type": "Identifier",
                      "name": "DeMaterializeOperator",
                      "range": [
                        1602,
                        1623
                      ],
                      "loc": {
                        "start": {
                          "line": 38,
                          "column": 25
                        },
                        "end": {
                          "line": 38,
                          "column": 46
                        }
                      }
                    },
                    "arguments": [],
                    "range": [
                      1598,
                      1625
                    ],
                    "loc": {
                      "start": {
                        "line": 38,
                        "column": 21
                      },
                      "end": {
                        "line": 38,
                        "column": 48
                      }
                    }
                  }
                ],
                "range": [
                  1588,
                  1626
                ],
                "loc": {
                  "start": {
                    "line": 38,
                    "column": 11
                  },
                  "end": {
                    "line": 38,
                    "column": 49
                  }
                }
              },
              "range": [
                1581,
                1627
              ],
              "loc": {
                "start": {
                  "line": 38,
                  "column": 4
                },
                "end": {
                  "line": 38,
                  "column": 50
                }
              }
            }
          ],
          "range": [
            1575,
            1629
          ],
          "loc": {
            "start": {
              "line": 37,
              "column": 32
            },
            "end": {
              "line": 39,
              "column": 1
            }
          }
        },
        "generator": false,
        "expression": false,
        "range": [
          1550,
          1629
        ],
        "loc": {
          "start": {
            "line": 37,
            "column": 7
          },
          "end": {
            "line": 39,
            "column": 1
          }
        },
        "leadingComments": [
          {
            "type": "Block",
            "value": "*\n * Converts an Observable of {@link Notification} objects into the emissions\n * that they represent.\n *\n * <span class=\"informal\">Unwraps {@link Notification} objects as actual `next`,\n * `error` and `complete` emissions. The opposite of {@link materialize}.</span>\n *\n * <img src=\"./img/dematerialize.png\" width=\"100%\">\n *\n * `dematerialize` is assumed to operate an Observable that only emits\n * {@link Notification} objects as `next` emissions, and does not emit any\n * `error`. Such Observable is the output of a `materialize` operation. Those\n * notifications are then unwrapped using the metadata they contain, and emitted\n * as `next`, `error`, and `complete` on the output Observable.\n *\n * Use this operator in conjunction with {@link materialize}.\n *\n * @example <caption>Convert an Observable of Notifications to an actual Observable</caption>\n * var notifA = new Rx.Notification('N', 'A');\n * var notifB = new Rx.Notification('N', 'B');\n * var notifE = new Rx.Notification('E', void 0,\n *   new TypeError('x.toUpperCase is not a function')\n * );\n * var materialized = Rx.Observable.of(notifA, notifB, notifE);\n * var upperCase = materialized.dematerialize();\n * upperCase.subscribe(x => console.log(x), e => console.error(e));\n *\n * @see {@link Notification}\n * @see {@link materialize}\n *\n * @return {Observable} An Observable that emits items and notifications\n * embedded in Notification objects emitted by the source Observable.\n * @method dematerialize\n * @owner Observable\n ",
            "range": [
              44,
              1542
            ],
            "loc": {
              "start": {
                "line": 2,
                "column": 0
              },
              "end": {
                "line": 36,
                "column": 3
              }
            }
          }
        ],
        "trailingComments": []
      },
      "specifiers": [],
      "source": null,
      "range": [
        1543,
        1629
      ],
      "loc": {
        "start": {
          "line": 37,
          "column": 0
        },
        "end": {
          "line": 39,
          "column": 1
        }
      },
      "leadingComments": [
        {
          "type": "Block",
          "value": "*\n * Converts an Observable of {@link Notification} objects into the emissions\n * that they represent.\n *\n * <span class=\"informal\">Unwraps {@link Notification} objects as actual `next`,\n * `error` and `complete` emissions. The opposite of {@link materialize}.</span>\n *\n * <img src=\"./img/dematerialize.png\" width=\"100%\">\n *\n * `dematerialize` is assumed to operate an Observable that only emits\n * {@link Notification} objects as `next` emissions, and does not emit any\n * `error`. Such Observable is the output of a `materialize` operation. Those\n * notifications are then unwrapped using the metadata they contain, and emitted\n * as `next`, `error`, and `complete` on the output Observable.\n *\n * Use this operator in conjunction with {@link materialize}.\n *\n * @example <caption>Convert an Observable of Notifications to an actual Observable</caption>\n * var notifA = new Rx.Notification('N', 'A');\n * var notifB = new Rx.Notification('N', 'B');\n * var notifE = new Rx.Notification('E', void 0,\n *   new TypeError('x.toUpperCase is not a function')\n * );\n * var materialized = Rx.Observable.of(notifA, notifB, notifE);\n * var upperCase = materialized.dematerialize();\n * upperCase.subscribe(x => console.log(x), e => console.error(e));\n *\n * @see {@link Notification}\n * @see {@link materialize}\n *\n * @return {Observable} An Observable that emits items and notifications\n * embedded in Notification objects emitted by the source Observable.\n * @method dematerialize\n * @owner Observable\n ",
          "range": [
            44,
            1542
          ],
          "loc": {
            "start": {
              "line": 2,
              "column": 0
            },
            "end": {
              "line": 36,
              "column": 3
            }
          }
        }
      ]
    },
    {
      "type": "VariableDeclaration",
      "declarations": [
        {
          "type": "VariableDeclarator",
          "id": {
            "type": "Identifier",
            "name": "DeMaterializeOperator",
            "range": [
              1634,
              1655
            ],
            "loc": {
              "start": {
                "line": 40,
                "column": 4
              },
              "end": {
                "line": 40,
                "column": 25
              }
            }
          },
          "init": {
            "type": "CallExpression",
            "callee": {
              "type": "FunctionExpression",
              "id": null,
              "params": [],
              "body": {
                "type": "BlockStatement",
                "body": [
                  {
                    "type": "FunctionDeclaration",
                    "id": {
                      "type": "Identifier",
                      "name": "DeMaterializeOperator",
                      "range": [
                        1686,
                        1707
                      ],
                      "loc": {
                        "start": {
                          "line": 41,
                          "column": 13
                        },
                        "end": {
                          "line": 41,
                          "column": 34
                        }
                      }
                    },
                    "params": [],
                    "body": {
                      "type": "BlockStatement",
                      "body": [],
                      "range": [
                        1710,
                        1717
                      ],
                      "loc": {
                        "start": {
                          "line": 41,
                          "column": 37
                        },
                        "end": {
                          "line": 42,
                          "column": 5
                        }
                      }
                    },
                    "generator": false,
                    "expression": false,
                    "range": [
                      1677,
                      1717
                    ],
                    "loc": {
                      "start": {
                        "line": 41,
                        "column": 4
                      },
                      "end": {
                        "line": 42,
                        "column": 5
                      }
                    }
                  },
                  {
                    "type": "ExpressionStatement",
                    "expression": {
                      "type": "AssignmentExpression",
                      "operator": "=",
                      "left": {
                        "type": "MemberExpression",
                        "computed": false,
                        "object": {
                          "type": "MemberExpression",
                          "computed": false,
                          "object": {
                            "type": "Identifier",
                            "name": "DeMaterializeOperator",
                            "range": [
                              1722,
                              1743
                            ],
                            "loc": {
                              "start": {
                                "line": 43,
                                "column": 4
                              },
                              "end": {
                                "line": 43,
                                "column": 25
                              }
                            }
                          },
                          "property": {
                            "type": "Identifier",
                            "name": "prototype",
                            "range": [
                              1744,
                              1753
                            ],
                            "loc": {
                              "start": {
                                "line": 43,
                                "column": 26
                              },
                              "end": {
                                "line": 43,
                                "column": 35
                              }
                            }
                          },
                          "range": [
                            1722,
                            1753
                          ],
                          "loc": {
                            "start": {
                              "line": 43,
                              "column": 4
                            },
                            "end": {
                              "line": 43,
                              "column": 35
                            }
                          }
                        },
                        "property": {
                          "type": "Identifier",
                          "name": "call",
                          "range": [
                            1754,
                            1758
                          ],
                          "loc": {
                            "start": {
                              "line": 43,
                              "column": 36
                            },
                            "end": {
                              "line": 43,
                              "column": 40
                            }
                          }
                        },
                        "range": [
                          1722,
                          1758
                        ],
                        "loc": {
                          "start": {
                            "line": 43,
                            "column": 4
                          },
                          "end": {
                            "line": 43,
                            "column": 40
                          }
                        }
                      },
                      "right": {
                        "type": "FunctionExpression",
                        "id": null,
                        "params": [
                          {
                            "type": "Identifier",
                            "name": "subscriber",
                            "range": [
                              1771,
                              1781
                            ],
                            "loc": {
                              "start": {
                                "line": 43,
                                "column": 53
                              },
                              "end": {
                                "line": 43,
                                "column": 63
                              }
                            }
                          },
                          {
                            "type": "Identifier",
                            "name": "source",
                            "range": [
                              1783,
                              1789
                            ],
                            "loc": {
                              "start": {
                                "line": 43,
                                "column": 65
                              },
                              "end": {
                                "line": 43,
                                "column": 71
                              }
                            }
                          }
                        ],
                        "body": {
                          "type": "BlockStatement",
                          "body": [
                            {
                              "type": "ReturnStatement",
                              "argument": {
                                "type": "CallExpression",
                                "callee": {
                                  "type": "MemberExpression",
                                  "computed": false,
                                  "object": {
                                    "type": "Identifier",
                                    "name": "source",
                                    "range": [
                                      1808,
                                      1814
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 44,
                                        "column": 15
                                      },
                                      "end": {
                                        "line": 44,
                                        "column": 21
                                      }
                                    }
                                  },
                                  "property": {
                                    "type": "Identifier",
                                    "name": "_subscribe",
                                    "range": [
                                      1815,
                                      1825
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 44,
                                        "column": 22
                                      },
                                      "end": {
                                        "line": 44,
                                        "column": 32
                                      }
                                    }
                                  },
                                  "range": [
                                    1808,
                                    1825
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 44,
                                      "column": 15
                                    },
                                    "end": {
                                      "line": 44,
                                      "column": 32
                                    }
                                  }
                                },
                                "arguments": [
                                  {
                                    "type": "NewExpression",
                                    "callee": {
                                      "type": "Identifier",
                                      "name": "DeMaterializeSubscriber",
                                      "range": [
                                        1830,
                                        1853
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 44,
                                          "column": 37
                                        },
                                        "end": {
                                          "line": 44,
                                          "column": 60
                                        }
                                      }
                                    },
                                    "arguments": [
                                      {
                                        "type": "Identifier",
                                        "name": "subscriber",
                                        "range": [
                                          1854,
                                          1864
                                        ],
                                        "loc": {
                                          "start": {
                                            "line": 44,
                                            "column": 61
                                          },
                                          "end": {
                                            "line": 44,
                                            "column": 71
                                          }
                                        }
                                      }
                                    ],
                                    "range": [
                                      1826,
                                      1865
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 44,
                                        "column": 33
                                      },
                                      "end": {
                                        "line": 44,
                                        "column": 72
                                      }
                                    }
                                  }
                                ],
                                "range": [
                                  1808,
                                  1866
                                ],
                                "loc": {
                                  "start": {
                                    "line": 44,
                                    "column": 15
                                  },
                                  "end": {
                                    "line": 44,
                                    "column": 73
                                  }
                                }
                              },
                              "range": [
                                1801,
                                1867
                              ],
                              "loc": {
                                "start": {
                                  "line": 44,
                                  "column": 8
                                },
                                "end": {
                                  "line": 44,
                                  "column": 74
                                }
                              }
                            }
                          ],
                          "range": [
                            1791,
                            1873
                          ],
                          "loc": {
                            "start": {
                              "line": 43,
                              "column": 73
                            },
                            "end": {
                              "line": 45,
                              "column": 5
                            }
                          }
                        },
                        "generator": false,
                        "expression": false,
                        "range": [
                          1761,
                          1873
                        ],
                        "loc": {
                          "start": {
                            "line": 43,
                            "column": 43
                          },
                          "end": {
                            "line": 45,
                            "column": 5
                          }
                        }
                      },
                      "range": [
                        1722,
                        1873
                      ],
                      "loc": {
                        "start": {
                          "line": 43,
                          "column": 4
                        },
                        "end": {
                          "line": 45,
                          "column": 5
                        }
                      }
                    },
                    "range": [
                      1722,
                      1874
                    ],
                    "loc": {
                      "start": {
                        "line": 43,
                        "column": 4
                      },
                      "end": {
                        "line": 45,
                        "column": 6
                      }
                    }
                  },
                  {
                    "type": "ReturnStatement",
                    "argument": {
                      "type": "Identifier",
                      "name": "DeMaterializeOperator",
                      "range": [
                        1886,
                        1907
                      ],
                      "loc": {
                        "start": {
                          "line": 46,
                          "column": 11
                        },
                        "end": {
                          "line": 46,
                          "column": 32
                        }
                      }
                    },
                    "range": [
                      1879,
                      1908
                    ],
                    "loc": {
                      "start": {
                        "line": 46,
                        "column": 4
                      },
                      "end": {
                        "line": 46,
                        "column": 33
                      }
                    }
                  }
                ],
                "range": [
                  1671,
                  1910
                ],
                "loc": {
                  "start": {
                    "line": 40,
                    "column": 41
                  },
                  "end": {
                    "line": 47,
                    "column": 1
                  }
                }
              },
              "generator": false,
              "expression": false,
              "range": [
                1659,
                1910
              ],
              "loc": {
                "start": {
                  "line": 40,
                  "column": 29
                },
                "end": {
                  "line": 47,
                  "column": 1
                }
              }
            },
            "arguments": [],
            "range": [
              1659,
              1912
            ],
            "loc": {
              "start": {
                "line": 40,
                "column": 29
              },
              "end": {
                "line": 47,
                "column": 3
              }
            }
          },
          "range": [
            1634,
            1913
          ],
          "loc": {
            "start": {
              "line": 40,
              "column": 4
            },
            "end": {
              "line": 47,
              "column": 4
            }
          }
        }
      ],
      "kind": "var",
      "range": [
        1630,
        1914
      ],
      "loc": {
        "start": {
          "line": 40,
          "column": 0
        },
        "end": {
          "line": 47,
          "column": 5
        }
      },
      "trailingComments": [
        {
          "type": "Block",
          "value": "*\n * We need this JSDoc comment for affecting ESDoc.\n * @ignore\n * @extends {Ignored}\n ",
          "range": [
            1915,
            2006
          ],
          "loc": {
            "start": {
              "line": 48,
              "column": 0
            },
            "end": {
              "line": 52,
              "column": 3
            }
          }
        }
      ]
    },
    {
      "type": "VariableDeclaration",
      "declarations": [
        {
          "type": "VariableDeclarator",
          "id": {
            "type": "Identifier",
            "name": "DeMaterializeSubscriber",
            "range": [
              2011,
              2034
            ],
            "loc": {
              "start": {
                "line": 53,
                "column": 4
              },
              "end": {
                "line": 53,
                "column": 27
              }
            }
          },
          "init": {
            "type": "CallExpression",
            "callee": {
              "type": "FunctionExpression",
              "id": null,
              "params": [
                {
                  "type": "Identifier",
                  "name": "_super",
                  "range": [
                    2048,
                    2054
                  ],
                  "loc": {
                    "start": {
                      "line": 53,
                      "column": 41
                    },
                    "end": {
                      "line": 53,
                      "column": 47
                    }
                  }
                }
              ],
              "body": {
                "type": "BlockStatement",
                "body": [
                  {
                    "type": "ExpressionStatement",
                    "expression": {
                      "type": "CallExpression",
                      "callee": {
                        "type": "Identifier",
                        "name": "__extends",
                        "range": [
                          2062,
                          2071
                        ],
                        "loc": {
                          "start": {
                            "line": 54,
                            "column": 4
                          },
                          "end": {
                            "line": 54,
                            "column": 13
                          }
                        }
                      },
                      "arguments": [
                        {
                          "type": "Identifier",
                          "name": "DeMaterializeSubscriber",
                          "range": [
                            2072,
                            2095
                          ],
                          "loc": {
                            "start": {
                              "line": 54,
                              "column": 14
                            },
                            "end": {
                              "line": 54,
                              "column": 37
                            }
                          }
                        },
                        {
                          "type": "Identifier",
                          "name": "_super",
                          "range": [
                            2097,
                            2103
                          ],
                          "loc": {
                            "start": {
                              "line": 54,
                              "column": 39
                            },
                            "end": {
                              "line": 54,
                              "column": 45
                            }
                          }
                        }
                      ],
                      "range": [
                        2062,
                        2104
                      ],
                      "loc": {
                        "start": {
                          "line": 54,
                          "column": 4
                        },
                        "end": {
                          "line": 54,
                          "column": 46
                        }
                      }
                    },
                    "range": [
                      2062,
                      2105
                    ],
                    "loc": {
                      "start": {
                        "line": 54,
                        "column": 4
                      },
                      "end": {
                        "line": 54,
                        "column": 47
                      }
                    }
                  },
                  {
                    "type": "FunctionDeclaration",
                    "id": {
                      "type": "Identifier",
                      "name": "DeMaterializeSubscriber",
                      "range": [
                        2119,
                        2142
                      ],
                      "loc": {
                        "start": {
                          "line": 55,
                          "column": 13
                        },
                        "end": {
                          "line": 55,
                          "column": 36
                        }
                      }
                    },
                    "params": [
                      {
                        "type": "Identifier",
                        "name": "destination",
                        "range": [
                          2143,
                          2154
                        ],
                        "loc": {
                          "start": {
                            "line": 55,
                            "column": 37
                          },
                          "end": {
                            "line": 55,
                            "column": 48
                          }
                        }
                      }
                    ],
                    "body": {
                      "type": "BlockStatement",
                      "body": [
                        {
                          "type": "ExpressionStatement",
                          "expression": {
                            "type": "CallExpression",
                            "callee": {
                              "type": "MemberExpression",
                              "computed": false,
                              "object": {
                                "type": "Identifier",
                                "name": "_super",
                                "range": [
                                  2166,
                                  2172
                                ],
                                "loc": {
                                  "start": {
                                    "line": 56,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 56,
                                    "column": 14
                                  }
                                }
                              },
                              "property": {
                                "type": "Identifier",
                                "name": "call",
                                "range": [
                                  2173,
                                  2177
                                ],
                                "loc": {
                                  "start": {
                                    "line": 56,
                                    "column": 15
                                  },
                                  "end": {
                                    "line": 56,
                                    "column": 19
                                  }
                                }
                              },
                              "range": [
                                2166,
                                2177
                              ],
                              "loc": {
                                "start": {
                                  "line": 56,
                                  "column": 8
                                },
                                "end": {
                                  "line": 56,
                                  "column": 19
                                }
                              }
                            },
                            "arguments": [
                              {
                                "type": "ThisExpression",
                                "range": [
                                  2178,
                                  2182
                                ],
                                "loc": {
                                  "start": {
                                    "line": 56,
                                    "column": 20
                                  },
                                  "end": {
                                    "line": 56,
                                    "column": 24
                                  }
                                }
                              },
                              {
                                "type": "Identifier",
                                "name": "destination",
                                "range": [
                                  2184,
                                  2195
                                ],
                                "loc": {
                                  "start": {
                                    "line": 56,
                                    "column": 26
                                  },
                                  "end": {
                                    "line": 56,
                                    "column": 37
                                  }
                                }
                              }
                            ],
                            "range": [
                              2166,
                              2196
                            ],
                            "loc": {
                              "start": {
                                "line": 56,
                                "column": 8
                              },
                              "end": {
                                "line": 56,
                                "column": 38
                              }
                            }
                          },
                          "range": [
                            2166,
                            2197
                          ],
                          "loc": {
                            "start": {
                              "line": 56,
                              "column": 8
                            },
                            "end": {
                              "line": 56,
                              "column": 39
                            }
                          }
                        }
                      ],
                      "range": [
                        2156,
                        2203
                      ],
                      "loc": {
                        "start": {
                          "line": 55,
                          "column": 50
                        },
                        "end": {
                          "line": 57,
                          "column": 5
                        }
                      }
                    },
                    "generator": false,
                    "expression": false,
                    "range": [
                      2110,
                      2203
                    ],
                    "loc": {
                      "start": {
                        "line": 55,
                        "column": 4
                      },
                      "end": {
                        "line": 57,
                        "column": 5
                      }
                    }
                  },
                  {
                    "type": "ExpressionStatement",
                    "expression": {
                      "type": "AssignmentExpression",
                      "operator": "=",
                      "left": {
                        "type": "MemberExpression",
                        "computed": false,
                        "object": {
                          "type": "MemberExpression",
                          "computed": false,
                          "object": {
                            "type": "Identifier",
                            "name": "DeMaterializeSubscriber",
                            "range": [
                              2208,
                              2231
                            ],
                            "loc": {
                              "start": {
                                "line": 58,
                                "column": 4
                              },
                              "end": {
                                "line": 58,
                                "column": 27
                              }
                            }
                          },
                          "property": {
                            "type": "Identifier",
                            "name": "prototype",
                            "range": [
                              2232,
                              2241
                            ],
                            "loc": {
                              "start": {
                                "line": 58,
                                "column": 28
                              },
                              "end": {
                                "line": 58,
                                "column": 37
                              }
                            }
                          },
                          "range": [
                            2208,
                            2241
                          ],
                          "loc": {
                            "start": {
                              "line": 58,
                              "column": 4
                            },
                            "end": {
                              "line": 58,
                              "column": 37
                            }
                          }
                        },
                        "property": {
                          "type": "Identifier",
                          "name": "_next",
                          "range": [
                            2242,
                            2247
                          ],
                          "loc": {
                            "start": {
                              "line": 58,
                              "column": 38
                            },
                            "end": {
                              "line": 58,
                              "column": 43
                            }
                          }
                        },
                        "range": [
                          2208,
                          2247
                        ],
                        "loc": {
                          "start": {
                            "line": 58,
                            "column": 4
                          },
                          "end": {
                            "line": 58,
                            "column": 43
                          }
                        }
                      },
                      "right": {
                        "type": "FunctionExpression",
                        "id": null,
                        "params": [
                          {
                            "type": "Identifier",
                            "name": "value",
                            "range": [
                              2260,
                              2265
                            ],
                            "loc": {
                              "start": {
                                "line": 58,
                                "column": 56
                              },
                              "end": {
                                "line": 58,
                                "column": 61
                              }
                            }
                          }
                        ],
                        "body": {
                          "type": "BlockStatement",
                          "body": [
                            {
                              "type": "ExpressionStatement",
                              "expression": {
                                "type": "CallExpression",
                                "callee": {
                                  "type": "MemberExpression",
                                  "computed": false,
                                  "object": {
                                    "type": "Identifier",
                                    "name": "value",
                                    "range": [
                                      2277,
                                      2282
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 59,
                                        "column": 8
                                      },
                                      "end": {
                                        "line": 59,
                                        "column": 13
                                      }
                                    }
                                  },
                                  "property": {
                                    "type": "Identifier",
                                    "name": "observe",
                                    "range": [
                                      2283,
                                      2290
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 59,
                                        "column": 14
                                      },
                                      "end": {
                                        "line": 59,
                                        "column": 21
                                      }
                                    }
                                  },
                                  "range": [
                                    2277,
                                    2290
                                  ],
                                  "loc": {
                                    "start": {
                                      "line": 59,
                                      "column": 8
                                    },
                                    "end": {
                                      "line": 59,
                                      "column": 21
                                    }
                                  }
                                },
                                "arguments": [
                                  {
                                    "type": "MemberExpression",
                                    "computed": false,
                                    "object": {
                                      "type": "ThisExpression",
                                      "range": [
                                        2291,
                                        2295
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 59,
                                          "column": 22
                                        },
                                        "end": {
                                          "line": 59,
                                          "column": 26
                                        }
                                      }
                                    },
                                    "property": {
                                      "type": "Identifier",
                                      "name": "destination",
                                      "range": [
                                        2296,
                                        2307
                                      ],
                                      "loc": {
                                        "start": {
                                          "line": 59,
                                          "column": 27
                                        },
                                        "end": {
                                          "line": 59,
                                          "column": 38
                                        }
                                      }
                                    },
                                    "range": [
                                      2291,
                                      2307
                                    ],
                                    "loc": {
                                      "start": {
                                        "line": 59,
                                        "column": 22
                                      },
                                      "end": {
                                        "line": 59,
                                        "column": 38
                                      }
                                    }
                                  }
                                ],
                                "range": [
                                  2277,
                                  2308
                                ],
                                "loc": {
                                  "start": {
                                    "line": 59,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 59,
                                    "column": 39
                                  }
                                }
                              },
                              "range": [
                                2277,
                                2309
                              ],
                              "loc": {
                                "start": {
                                  "line": 59,
                                  "column": 8
                                },
                                "end": {
                                  "line": 59,
                                  "column": 40
                                }
                              }
                            }
                          ],
                          "range": [
                            2267,
                            2315
                          ],
                          "loc": {
                            "start": {
                              "line": 58,
                              "column": 63
                            },
                            "end": {
                              "line": 60,
                              "column": 5
                            }
                          }
                        },
                        "generator": false,
                        "expression": false,
                        "range": [
                          2250,
                          2315
                        ],
                        "loc": {
                          "start": {
                            "line": 58,
                            "column": 46
                          },
                          "end": {
                            "line": 60,
                            "column": 5
                          }
                        }
                      },
                      "range": [
                        2208,
                        2315
                      ],
                      "loc": {
                        "start": {
                          "line": 58,
                          "column": 4
                        },
                        "end": {
                          "line": 60,
                          "column": 5
                        }
                      }
                    },
                    "range": [
                      2208,
                      2316
                    ],
                    "loc": {
                      "start": {
                        "line": 58,
                        "column": 4
                      },
                      "end": {
                        "line": 60,
                        "column": 6
                      }
                    }
                  },
                  {
                    "type": "ReturnStatement",
                    "argument": {
                      "type": "Identifier",
                      "name": "DeMaterializeSubscriber",
                      "range": [
                        2328,
                        2351
                      ],
                      "loc": {
                        "start": {
                          "line": 61,
                          "column": 11
                        },
                        "end": {
                          "line": 61,
                          "column": 34
                        }
                      }
                    },
                    "range": [
                      2321,
                      2352
                    ],
                    "loc": {
                      "start": {
                        "line": 61,
                        "column": 4
                      },
                      "end": {
                        "line": 61,
                        "column": 35
                      }
                    }
                  }
                ],
                "range": [
                  2056,
                  2354
                ],
                "loc": {
                  "start": {
                    "line": 53,
                    "column": 49
                  },
                  "end": {
                    "line": 62,
                    "column": 1
                  }
                }
              },
              "generator": false,
              "expression": false,
              "range": [
                2038,
                2354
              ],
              "loc": {
                "start": {
                  "line": 53,
                  "column": 31
                },
                "end": {
                  "line": 62,
                  "column": 1
                }
              }
            },
            "arguments": [
              {
                "type": "Identifier",
                "name": "Subscriber",
                "range": [
                  2355,
                  2365
                ],
                "loc": {
                  "start": {
                    "line": 62,
                    "column": 2
                  },
                  "end": {
                    "line": 62,
                    "column": 12
                  }
                }
              }
            ],
            "range": [
              2038,
              2366
            ],
            "loc": {
              "start": {
                "line": 53,
                "column": 31
              },
              "end": {
                "line": 62,
                "column": 13
              }
            }
          },
          "range": [
            2011,
            2367
          ],
          "loc": {
            "start": {
              "line": 53,
              "column": 4
            },
            "end": {
              "line": 62,
              "column": 14
            }
          }
        }
      ],
      "kind": "var",
      "range": [
        2007,
        2368
      ],
      "loc": {
        "start": {
          "line": 53,
          "column": 0
        },
        "end": {
          "line": 62,
          "column": 15
        }
      },
      "leadingComments": [
        {
          "type": "Block",
          "value": "*\n * We need this JSDoc comment for affecting ESDoc.\n * @ignore\n * @extends {Ignored}\n ",
          "range": [
            1915,
            2006
          ],
          "loc": {
            "start": {
              "line": 48,
              "column": 0
            },
            "end": {
              "line": 52,
              "column": 3
            }
          }
        }
      ],
      "trailingComments": [
        {
          "type": "Line",
          "value": "# sourceMappingURL=dematerialize.js.map",
          "range": [
            2369,
            2410
          ],
          "loc": {
            "start": {
              "line": 63,
              "column": 0
            },
            "end": {
              "line": 63,
              "column": 41
            }
          }
        }
      ]
    }
  ],
  "sourceType": "module",
  "range": [
    0,
    2368
  ],
  "loc": {
    "start": {
      "line": 1,
      "column": 0
    },
    "end": {
      "line": 62,
      "column": 15
    }
  },
  "comments": [
    {
      "type": "Block",
      "value": "*\n * Converts an Observable of {@link Notification} objects into the emissions\n * that they represent.\n *\n * <span class=\"informal\">Unwraps {@link Notification} objects as actual `next`,\n * `error` and `complete` emissions. The opposite of {@link materialize}.</span>\n *\n * <img src=\"./img/dematerialize.png\" width=\"100%\">\n *\n * `dematerialize` is assumed to operate an Observable that only emits\n * {@link Notification} objects as `next` emissions, and does not emit any\n * `error`. Such Observable is the output of a `materialize` operation. Those\n * notifications are then unwrapped using the metadata they contain, and emitted\n * as `next`, `error`, and `complete` on the output Observable.\n *\n * Use this operator in conjunction with {@link materialize}.\n *\n * @example <caption>Convert an Observable of Notifications to an actual Observable</caption>\n * var notifA = new Rx.Notification('N', 'A');\n * var notifB = new Rx.Notification('N', 'B');\n * var notifE = new Rx.Notification('E', void 0,\n *   new TypeError('x.toUpperCase is not a function')\n * );\n * var materialized = Rx.Observable.of(notifA, notifB, notifE);\n * var upperCase = materialized.dematerialize();\n * upperCase.subscribe(x => console.log(x), e => console.error(e));\n *\n * @see {@link Notification}\n * @see {@link materialize}\n *\n * @return {Observable} An Observable that emits items and notifications\n * embedded in Notification objects emitted by the source Observable.\n * @method dematerialize\n * @owner Observable\n ",
      "range": [
        44,
        1542
      ],
      "loc": {
        "start": {
          "line": 2,
          "column": 0
        },
        "end": {
          "line": 36,
          "column": 3
        }
      }
    },
    {
      "type": "Block",
      "value": "*\n * We need this JSDoc comment for affecting ESDoc.\n * @ignore\n * @extends {Ignored}\n ",
      "range": [
        1915,
        2006
      ],
      "loc": {
        "start": {
          "line": 48,
          "column": 0
        },
        "end": {
          "line": 52,
          "column": 3
        }
      }
    },
    {
      "type": "Line",
      "value": "# sourceMappingURL=dematerialize.js.map",
      "range": [
        2369,
        2410
      ],
      "loc": {
        "start": {
          "line": 63,
          "column": 0
        },
        "end": {
          "line": 63,
          "column": 41
        }
      }
    }
  ]
}