{
  "name": "GAP",
  "scopeName": "source.gap",
  "patterns": [
    {
      "name": "invalid.illegal.end-statement.gap",
      "match": "^\\s*(end|fi|od)$"
    },
    {
      "name": "comment.line.gap",
      "begin": "#",
      "end": "$\\n?",
      "patterns": [
        {
          "name": "punctuation.separator.continuation.gap",
          "match": "(?\u003e\\\\\\s*\\n)"
        }
      ],
      "beginCaptures": {
        "0": {
          "name": "punctuation.definition.comment.gap"
        }
      }
    },
    {
      "name": "support.function.statement",
      "match": "\\b(local|quit|QUIT|rec|IsBound|Unbind|TryNextMethod|Info|Assert|SaveWorkspace)\\b"
    },
    {
      "name": "storage.type",
      "match": "(\\[(\\*|)|(\\*|)\\]|\\{|\\})"
    },
    {
      "name": "keyword.operator",
      "match": "\\b(in|and|or|not|mod|div)\\b|\\-\u003e|\\+|\\-|\\*|\\/|\\^|\\~|\\!\\.|\\=|\u003c\u003e|\u003c|\u003e|\\.\\.|:"
    },
    {
      "name": "keyword.control",
      "match": "\\b(if|then|elif|else|while|for|return|where|do|case|when|repeat|until|break|continue|fi|od|atomic|readonly|readwrite)\\b"
    },
    {
      "name": "meta.function.gap",
      "begin": "(\\b(function)\\b\\b([A-Za-z_][A-Za-z0-9_]*)?|(\\b([A-Za-z_][A-Za-z0-9_]*)\\b\\s*(:=)\\s*\\b(function|procedure)\\b))\\s*\\(([^\\)]*)\\)",
      "end": "\\bend\\b",
      "patterns": [
        {
          "include": "$base"
        }
      ],
      "beginCaptures": {
        "2": {
          "name": "keyword.function.gap"
        },
        "3": {
          "name": "entity.name.function.gap"
        },
        "5": {
          "name": "entity.name.function.gap"
        },
        "6": {
          "name": "keyword.operator"
        },
        "7": {
          "name": "keyword.function.gap"
        },
        "8": {
          "name": "variable"
        }
      },
      "endCaptures": {
        "0": {
          "name": "keyword.function.gap"
        }
      }
    },
    {
      "name": "constant.language.gap",
      "match": "\\b(true|false|fail)\\b"
    },
    {
      "name": "constant.numeric.gap",
      "match": "\\b((0(x|X)[0-9a-fA-F]*)|(([0-9]+\\.?[0-9]*)|(\\.[0-9]+))((e|E)(\\+|-)?[0-9]+)?)(L|l|UL|ul|u|U|F|f|ll|LL|ull|ULL)?\\b"
    },
    {
      "name": "string.quoted.double.gap",
      "begin": "\"",
      "end": "\"",
      "patterns": [
        {
          "include": "#string_escaped_char"
        },
        {
          "include": "#string_placeholder"
        }
      ],
      "beginCaptures": {
        "0": {
          "name": "punctuation.definition.string.begin.gap"
        }
      },
      "endCaptures": {
        "0": {
          "name": "punctuation.definition.string.end.gap"
        }
      }
    },
    {
      "name": "string.quoted.single.gap",
      "begin": "'",
      "end": "'",
      "patterns": [
        {
          "include": "#string_escaped_char"
        }
      ],
      "beginCaptures": {
        "0": {
          "name": "punctuation.definition.string.begin.gap"
        }
      },
      "endCaptures": {
        "0": {
          "name": "punctuation.definition.string.end.gap"
        }
      }
    },
    {
      "name": "support.function"
    }
  ],
  "repository": {
    "string_escaped_char": {
      "patterns": [
        {
          "name": "constant.character.escape.gap",
          "match": "\\\\(\\\\|[abefnprtv'\"?]|[0-3]\\d{0,2}|[4-7]\\d?|x[a-fA-F0-9]{0,2})"
        },
        {
          "name": "invalid.illegal.unknown-escape.gap",
          "match": "\\\\."
        }
      ]
    },
    "string_placeholder": {
      "patterns": [
        {
          "name": "constant.other.placeholder.c",
          "match": "(?x)%\n    \t\t\t\t\t\t(\\d+\\$)?                             # field (argument #)\n    \t\t\t\t\t\t[#0\\- +']*                           # flags\n    \t\t\t\t\t\t[,;:_]?                              # separator character (AltiVec)\n    \t\t\t\t\t\t((-?\\d+)|\\*(-?\\d+\\$)?)?              # minimum field width\n    \t\t\t\t\t\t(\\.((-?\\d+)|\\*(-?\\d+\\$)?)?)?         # precision\n    \t\t\t\t\t\t(hh|h|ll|l|j|t|z|q|L|vh|vl|v|hv|hl)? # length modifier\n    \t\t\t\t\t\t[diouxXDOUeEfFgGaACcSspn%]           # conversion type\n    \t\t\t\t\t"
        },
        {
          "name": "invalid.illegal.placeholder.c",
          "match": "%"
        }
      ]
    }
  }
}