{
  "name": "Regular Expressions (Python)",
  "scopeName": "source.regexp.python",
  "foldingStartMarker": "(/\\*|\\{|\\()",
  "foldingStopMarker": "(\\*/|\\}|\\))",
  "fileTypes": [
    "re"
  ],
  "patterns": [
    {
      "match": "\\\\[bBAZzG]|\\^|\\$",
      "name": "keyword.control.anchor.regexp"
    },
    {
      "match": "\\\\[1-9][0-9]?",
      "name": "keyword.other.back-reference.regexp"
    },
    {
      "match": "\\\\.",
      "name": "constant.character.escape.backslash.regexp"
    },
    {
      "match": "[?+*][?+]?|\\{(\\d+,\\d+|\\d+,|,\\d+|\\d+)\\}\\??",
      "name": "keyword.operator.quantifier.regexp"
    },
    {
      "match": "\\|",
      "name": "keyword.operator.or.regexp"
    },
    {
      "begin": "\\(\\?\\#",
      "end": "\\)",
      "name": "comment.block.regexp"
    },
    {
      "comment": "We are restrictive in what we allow to go after the comment character to avoid false positives, since the availability of comments depend on regexp flags.",
      "match": "(?<=^|\\s)#\\s[[a-zA-Z0-9,. \\t?!-:][^\\x{00}-\\x{7F}]]*$",
      "name": "comment.line.number-sign.regexp"
    },
    {
      "match": "\\(\\?[iLmsux]+\\)",
      "name": "keyword.other.option-toggle.regexp"
    },
    {
      "match": "(\\()(\\?P=([a-zA-Z_][a-zA-Z_0-9]*\\w*))(\\))",
      "name": "keyword.other.back-reference.named.regexp"
    },
    {
      "begin": "(\\()((\\?=)|(\\?!)|(\\?<=)|(\\?<!))",
      "beginCaptures": {
        "1": {
          "name": "punctuation.definition.group.regexp"
        },
        "2": {
          "name": "punctuation.definition.group.assertion.regexp"
        },
        "3": {
          "name": "meta.assertion.look-ahead.regexp"
        },
        "4": {
          "name": "meta.assertion.negative-look-ahead.regexp"
        },
        "5": {
          "name": "meta.assertion.look-behind.regexp"
        },
        "6": {
          "name": "meta.assertion.negative-look-behind.regexp"
        }
      },
      "end": "(\\))",
      "endCaptures": {
        "1": {
          "name": "punctuation.definition.group.regexp"
        }
      },
      "name": "meta.group.assertion.regexp",
      "patterns": [
        {
          "include": "$self"
        }
      ]
    },
    {
      "begin": "(\\()(\\?\\(([1-9][0-9]?|[a-zA-Z_][a-zA-Z_0-9]*)\\))",
      "beginCaptures": {
        "1": {
          "name": "punctuation.definition.group.regexp"
        },
        "2": {
          "name": "punctuation.definition.group.assertion.conditional.regexp"
        },
        "3": {
          "name": "entity.name.section.back-reference.regexp"
        }
      },
      "comment": "we can make this more sophisticated to match the | character that separates yes-pattern from no-pattern, but it's not really necessary.",
      "end": "(\\))",
      "name": "meta.group.assertion.conditional.regexp",
      "patterns": [
        {
          "include": "$self"
        }
      ]
    },
    {
      "begin": "(\\()((\\?P<)([a-z]\\w*)(>)|(\\?:))?",
      "beginCaptures": {
        "1": {
          "name": "punctuation.definition.group.regexp"
        },
        "3": {
          "name": "punctuation.definition.group.capture.regexp"
        },
        "4": {
          "name": "entity.name.section.group.regexp"
        },
        "5": {
          "name": "punctuation.definition.group.capture.regexp"
        },
        "6": {
          "name": "punctuation.definition.group.no-capture.regexp"
        }
      },
      "end": "(\\))",
      "endCaptures": {
        "1": {
          "name": "punctuation.definition.group.regexp"
        }
      },
      "name": "meta.group.regexp",
      "patterns": [
        {
          "include": "$self"
        }
      ]
    },
    {
      "begin": "(\\[)(\\^)?",
      "beginCaptures": {
        "1": {
          "name": "punctuation.definition.character-class.begin.regexp"
        },
        "2": {
          "name": "keyword.operator.negation.regexp"
        }
      },
      "end": "(?!\\G)\\]",
      "endCaptures": {
        "0": {
          "name": "punctuation.definition.character-class.end.regexp"
        }
      },
      "name": "constant.other.character-class.set.regexp",
      "patterns": [
        {
          "match": "\\\\[wWsSdDhH]",
          "name": "constant.character.character-class.regexp"
        },
        {
          "match": "\\\\.",
          "name": "constant.character.escape.backslash.regexp"
        },
        {
          "captures": {
            "2": {
              "name": "constant.character.escape.backslash.regexp"
            },
            "4": {
              "name": "constant.character.escape.backslash.regexp"
            }
          },
          "match": "((\\\\.)|.)\\-((\\\\.)|[^\\]])",
          "name": "constant.other.character-class.range.regexp"
        }
      ]
    }
  ]
}