{
  "displayName": "RegExp",
  "fileTypes": [
    "re"
  ],
  "name": "regexp",
  "patterns": [
    {
      "include": "#regexp-expression"
    }
  ],
  "repository": {
    "codetags": {
      "captures": {
        "1": {
          "name": "keyword.codetag.notation.python"
        }
      },
      "match": "\\b(NOTE|XXX|HACK|FIXME|BUG|TODO)\\b"
    },
    "fregexp-base-expression": {
      "patterns": [
        {
          "include": "#fregexp-quantifier"
        },
        {
          "include": "#fstring-formatting-braces"
        },
        {
          "match": "\\{.*?}"
        },
        {
          "include": "#regexp-base-common"
        }
      ]
    },
    "fregexp-quantifier": {
      "match": "\\{\\{(\\d+|\\d+,(\\d+)?|,\\d+)}}",
      "name": "keyword.operator.quantifier.regexp"
    },
    "fstring-formatting-braces": {
      "patterns": [
        {
          "captures": {
            "1": {
              "name": "constant.character.format.placeholder.other.python"
            },
            "2": {
              "name": "invalid.illegal.brace.python"
            },
            "3": {
              "name": "constant.character.format.placeholder.other.python"
            }
          },
          "match": "(\\{)(\\s*?)(})"
        },
        {
          "match": "(\\{\\{|}})",
          "name": "constant.character.escape.python"
        }
      ]
    },
    "regexp-backreference": {
      "captures": {
        "1": {
          "name": "support.other.parenthesis.regexp punctuation.parenthesis.backreference.named.begin.regexp"
        },
        "2": {
          "name": "entity.name.tag.named.backreference.regexp"
        },
        "3": {
          "name": "support.other.parenthesis.regexp punctuation.parenthesis.backreference.named.end.regexp"
        }
      },
      "match": "(\\()(\\?P=\\w+(?:\\s+\\p{alnum}+)?)(\\))",
      "name": "meta.backreference.named.regexp"
    },
    "regexp-backreference-number": {
      "captures": {
        "1": {
          "name": "entity.name.tag.backreference.regexp"
        }
      },
      "match": "(\\\\[1-9]\\d?)",
      "name": "meta.backreference.regexp"
    },
    "regexp-base-common": {
      "patterns": [
        {
          "match": "\\.",
          "name": "support.other.match.any.regexp"
        },
        {
          "match": "\\^",
          "name": "support.other.match.begin.regexp"
        },
        {
          "match": "\\$",
          "name": "support.other.match.end.regexp"
        },
        {
          "match": "[*+?]\\??",
          "name": "keyword.operator.quantifier.regexp"
        },
        {
          "match": "\\|",
          "name": "keyword.operator.disjunction.regexp"
        },
        {
          "include": "#regexp-escape-sequence"
        }
      ]
    },
    "regexp-base-expression": {
      "patterns": [
        {
          "include": "#regexp-quantifier"
        },
        {
          "include": "#regexp-base-common"
        }
      ]
    },
    "regexp-character-set": {
      "patterns": [
        {
          "match": "\\[\\^?](?!.*?])"
        },
        {
          "begin": "(\\[)(\\^)?(])?",
          "beginCaptures": {
            "1": {
              "name": "punctuation.character.set.begin.regexp constant.other.set.regexp"
            },
            "2": {
              "name": "keyword.operator.negation.regexp"
            },
            "3": {
              "name": "constant.character.set.regexp"
            }
          },
          "end": "(])",
          "endCaptures": {
            "1": {
              "name": "punctuation.character.set.end.regexp constant.other.set.regexp"
            },
            "2": {
              "name": "invalid.illegal.newline.python"
            }
          },
          "name": "meta.character.set.regexp",
          "patterns": [
            {
              "include": "#regexp-charecter-set-escapes"
            },
            {
              "match": "\\N",
              "name": "constant.character.set.regexp"
            }
          ]
        }
      ]
    },
    "regexp-charecter-set-escapes": {
      "patterns": [
        {
          "match": "\\\\[\\\\abfnrtv]",
          "name": "constant.character.escape.regexp"
        },
        {
          "include": "#regexp-escape-special"
        },
        {
          "match": "\\\\([0-7]{1,3})",
          "name": "constant.character.escape.regexp"
        },
        {
          "include": "#regexp-escape-character"
        },
        {
          "include": "#regexp-escape-unicode"
        },
        {
          "include": "#regexp-escape-catchall"
        }
      ]
    },
    "regexp-comments": {
      "begin": "\\(\\?#",
      "beginCaptures": {
        "0": {
          "name": "punctuation.comment.begin.regexp"
        }
      },
      "end": "(\\))",
      "endCaptures": {
        "1": {
          "name": "punctuation.comment.end.regexp"
        },
        "2": {
          "name": "invalid.illegal.newline.python"
        }
      },
      "name": "comment.regexp",
      "patterns": [
        {
          "include": "#codetags"
        }
      ]
    },
    "regexp-conditional": {
      "begin": "(\\()\\?\\((\\w+(?:\\s+\\p{alnum}+)?|\\d+)\\)",
      "beginCaptures": {
        "0": {
          "name": "keyword.operator.conditional.regexp"
        },
        "1": {
          "name": "punctuation.parenthesis.conditional.begin.regexp"
        }
      },
      "end": "(\\))",
      "endCaptures": {
        "1": {
          "name": "keyword.operator.conditional.negative.regexp punctuation.parenthesis.conditional.end.regexp"
        },
        "2": {
          "name": "invalid.illegal.newline.python"
        }
      },
      "patterns": [
        {
          "include": "#regexp-expression"
        }
      ]
    },
    "regexp-escape-catchall": {
      "match": "\\\\(.|\\n)",
      "name": "constant.character.escape.regexp"
    },
    "regexp-escape-character": {
      "match": "\\\\(x\\h{2}|0[0-7]{1,2}|[0-7]{3})",
      "name": "constant.character.escape.regexp"
    },
    "regexp-escape-sequence": {
      "patterns": [
        {
          "include": "#regexp-escape-special"
        },
        {
          "include": "#regexp-escape-character"
        },
        {
          "include": "#regexp-escape-unicode"
        },
        {
          "include": "#regexp-backreference-number"
        },
        {
          "include": "#regexp-escape-catchall"
        }
      ]
    },
    "regexp-escape-special": {
      "match": "\\\\([ABDSWZbdsw])",
      "name": "support.other.escape.special.regexp"
    },
    "regexp-escape-unicode": {
      "match": "\\\\(u\\h{4}|U\\h{8})",
      "name": "constant.character.unicode.regexp"
    },
    "regexp-expression": {
      "patterns": [
        {
          "include": "#regexp-base-expression"
        },
        {
          "include": "#regexp-character-set"
        },
        {
          "include": "#regexp-comments"
        },
        {
          "include": "#regexp-flags"
        },
        {
          "include": "#regexp-named-group"
        },
        {
          "include": "#regexp-backreference"
        },
        {
          "include": "#regexp-lookahead"
        },
        {
          "include": "#regexp-lookahead-negative"
        },
        {
          "include": "#regexp-lookbehind"
        },
        {
          "include": "#regexp-lookbehind-negative"
        },
        {
          "include": "#regexp-conditional"
        },
        {
          "include": "#regexp-parentheses-non-capturing"
        },
        {
          "include": "#regexp-parentheses"
        }
      ]
    },
    "regexp-flags": {
      "match": "\\(\\?[Laimsux]+\\)",
      "name": "storage.modifier.flag.regexp"
    },
    "regexp-lookahead": {
      "begin": "(\\()\\?=",
      "beginCaptures": {
        "0": {
          "name": "keyword.operator.lookahead.regexp"
        },
        "1": {
          "name": "punctuation.parenthesis.lookahead.begin.regexp"
        }
      },
      "end": "(\\))",
      "endCaptures": {
        "1": {
          "name": "keyword.operator.lookahead.regexp punctuation.parenthesis.lookahead.end.regexp"
        },
        "2": {
          "name": "invalid.illegal.newline.python"
        }
      },
      "patterns": [
        {
          "include": "#regexp-expression"
        }
      ]
    },
    "regexp-lookahead-negative": {
      "begin": "(\\()\\?!",
      "beginCaptures": {
        "0": {
          "name": "keyword.operator.lookahead.negative.regexp"
        },
        "1": {
          "name": "punctuation.parenthesis.lookahead.begin.regexp"
        }
      },
      "end": "(\\))",
      "endCaptures": {
        "1": {
          "name": "keyword.operator.lookahead.negative.regexp punctuation.parenthesis.lookahead.end.regexp"
        },
        "2": {
          "name": "invalid.illegal.newline.python"
        }
      },
      "patterns": [
        {
          "include": "#regexp-expression"
        }
      ]
    },
    "regexp-lookbehind": {
      "begin": "(\\()\\?<=",
      "beginCaptures": {
        "0": {
          "name": "keyword.operator.lookbehind.regexp"
        },
        "1": {
          "name": "punctuation.parenthesis.lookbehind.begin.regexp"
        }
      },
      "end": "(\\))",
      "endCaptures": {
        "1": {
          "name": "keyword.operator.lookbehind.regexp punctuation.parenthesis.lookbehind.end.regexp"
        },
        "2": {
          "name": "invalid.illegal.newline.python"
        }
      },
      "patterns": [
        {
          "include": "#regexp-expression"
        }
      ]
    },
    "regexp-lookbehind-negative": {
      "begin": "(\\()\\?<!",
      "beginCaptures": {
        "0": {
          "name": "keyword.operator.lookbehind.negative.regexp"
        },
        "1": {
          "name": "punctuation.parenthesis.lookbehind.begin.regexp"
        }
      },
      "end": "(\\))",
      "endCaptures": {
        "1": {
          "name": "keyword.operator.lookbehind.negative.regexp punctuation.parenthesis.lookbehind.end.regexp"
        },
        "2": {
          "name": "invalid.illegal.newline.python"
        }
      },
      "patterns": [
        {
          "include": "#regexp-expression"
        }
      ]
    },
    "regexp-named-group": {
      "begin": "(\\()(\\?P<\\w+(?:\\s+\\p{alnum}+)?>)",
      "beginCaptures": {
        "1": {
          "name": "support.other.parenthesis.regexp punctuation.parenthesis.named.begin.regexp"
        },
        "2": {
          "name": "entity.name.tag.named.group.regexp"
        }
      },
      "end": "(\\))",
      "endCaptures": {
        "1": {
          "name": "support.other.parenthesis.regexp punctuation.parenthesis.named.end.regexp"
        },
        "2": {
          "name": "invalid.illegal.newline.python"
        }
      },
      "name": "meta.named.regexp",
      "patterns": [
        {
          "include": "#regexp-expression"
        }
      ]
    },
    "regexp-parentheses": {
      "begin": "\\(",
      "beginCaptures": {
        "0": {
          "name": "support.other.parenthesis.regexp punctuation.parenthesis.begin.regexp"
        }
      },
      "end": "(\\))",
      "endCaptures": {
        "1": {
          "name": "support.other.parenthesis.regexp punctuation.parenthesis.end.regexp"
        },
        "2": {
          "name": "invalid.illegal.newline.python"
        }
      },
      "patterns": [
        {
          "include": "#regexp-expression"
        }
      ]
    },
    "regexp-parentheses-non-capturing": {
      "begin": "\\(\\?:",
      "beginCaptures": {
        "0": {
          "name": "support.other.parenthesis.regexp punctuation.parenthesis.non-capturing.begin.regexp"
        }
      },
      "end": "(\\))",
      "endCaptures": {
        "1": {
          "name": "support.other.parenthesis.regexp punctuation.parenthesis.non-capturing.end.regexp"
        },
        "2": {
          "name": "invalid.illegal.newline.python"
        }
      },
      "patterns": [
        {
          "include": "#regexp-expression"
        }
      ]
    },
    "regexp-quantifier": {
      "match": "\\{(\\d+|\\d+,(\\d+)?|,\\d+)}",
      "name": "keyword.operator.quantifier.regexp"
    }
  },
  "scopeName": "source.regexp.python"
}