WDL.YAML-tmLanguage

# [PackageDev] target_format: plist, ext: tmLanguage
---
name: WDL
scopeName: source.wdl
fileTypes: [wdl]
uuid: 29cdcefa-8185-46f9-988a-2310d2244661

patterns:
- name: keyword.control.import.wdl
  match: \b(?:(import|as))\b
- name: keyword.operator.assignment.wdl
  match: \=
- name: keyword.operator.comparison.wdl
  match: <\=|>\=|\=\=|<|>|\!\=
- name: keyword.operator.assignment.augmented.wdl
  match: \+\=|-\=|\*\=|/\=|//\=|%\=|&\=|\|\=|\^\=|>>\=|<<\=|\*\*\=
- name: keyword.operator.arithmetic.wdl
  match: \+|\-|\*|\*\*|/|//|%|<<|>>|&|\||\^|~
- name: constant.language.wdl
  match: \b(true|false)\b
- name: support.inout.wdl
  comment: input output keywords
  match: \b(input|output)\b
- include: '#builtin_types'
- include: '#comments'
- include: '#input_output'
- include: '#keywords'
- include: '#string_quoted_single'
- include: '#string_quoted_double'

repository:
  builtin_types:
    name: support.type.wdl
    match: (?<!\.)\b(Array|Boolean|File|Float|Int|Map|Object|String|Uri)\b

  comments:
    patterns:
    - name: comment.line.number-sign.wdl
      match: (#).*$\n?
      captures:
        '1': {name: punctuation.definition.comment.wdl}

  constant_placeholder:
    name: constant.other.placeholder.wdl
    match: (?i:%(\([a-z_]+\))?#?0?\-?[ ]?\+?([0-9]*|\*)(\.([0-9]*|\*))?[hL]?[a-z%])

  escaped_char:
    match: (\\x[0-9a-fA-F]{2})|(\\[0-7]{3})|(\\\n)|(\\\\)|(\\\")|(\\')|(\\a)|(\\b)|(\\f)|(\\n)|(\\r)|(\\t)|(\\v)
    captures:
      '1': {name: constant.character.escape.hex.wdl}
      '2': {name: constant.character.escape.octal.wdl}
      '3': {name: constant.character.escape.newline.wdl}
      '4': {name: constant.character.escape.backlash.wdl}
      '5': {name: constant.character.escape.double-quote.wdl}
      '6': {name: constant.character.escape.single-quote.wdl}
      '7': {name: constant.character.escape.bell.wdl}
      '8': {name: constant.character.escape.backspace.wdl}
      '9': {name: constant.character.escape.formfeed.wdl}
      '10': {name: constant.character.escape.linefeed.wdl}
      '11': {name: constant.character.escape.return.wdl}
      '12': {name: constant.character.escape.tab.wdl}
      '13': {name: constant.character.escape.vertical-tab.wdl}

  escaped_unicode_char:
    match: (\\U[0-9A-Fa-f]{8})|(\\u[0-9A-Fa-f]{4})|(\\N\{[a-zA-Z0-9\, ]+\})
    captures:
      '1': {name: constant.character.escape.unicode.16-bit-hex.wdl}
      '2': {name: constant.character.escape.unicode.32-bit-hex.wdl}
      '3': {name: constant.character.escape.unicode.name.wdl}

  keywords:
    patterns:
    - name: keyword.other.wdl
      match: \s*(call|command|output|task|workflow)\s+

  string_quoted_double:
    patterns:
    - name: string.quoted.double.single-line.wdl
      comment: double quoted string
      begin: (")
      beginCaptures:
        '1': {name: punctuation.definition.string.begin.wdl}
      end: (")
      endCaptures:
        '1': {name: punctuation.definition.string.end.wdl}
        '2': {name: invalid.illegal.unclosed-string.wdl}
      patterns:
      - include: '#constant_placeholder'
      - include: '#escaped_char'

  string_quoted_single:
    patterns:
    - name: string.quoted.single.single-line.wdl
      comment: single quoted string
      begin: (')
      beginCaptures:
        '1': {name: punctuation.definition.string.begin.wdl}
      end: (')
      endCaptures:
        '1': {name: punctuation.definition.string.end.wdl}
        '2': {name: invalid.illegal.unclosed-string.wdl}
      patterns:
      - include: '#constant_placeholder'
      - include: '#escaped_char'

author: Andrew Teixeira <teixeira@broadinstitute.org>