ron 0.1.7

Rusty Object Notation
Documentation 
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%YAML 1.2
---
name: RON
file_extensions:
  - ron
scope: source.ron
contexts:
  main:
    - include: value
  array:
    - match: '\['
      scope: punctuation.section.array.begin.ron
      push:
        - meta_scope: meta.structure.array.ron
        - match: '\]'
          scope: punctuation.section.array.end.ron
          pop: true
        - include: value
        - match: ','
          scope: punctuation.separator.array.ron
        - match: '[^\s\]]'
          scope: invalid.illegal.expected-array-separator.ron
  comments:
    - match: /\*\*(?!/)
      scope: punctuation.definition.comment.ron
      push:
        - meta_scope: comment.block.documentation.ron
        - match: \*/
          pop: true
    - match: /\*
      scope: punctuation.definition.comment.ron
      push:
        - meta_scope: comment.block.ron
        - match: \*/
          pop: true
    - match: (//).*$\n?
      scope: comment.line.double-slash.js
      captures:
        1: punctuation.definition.comment.ron
  constant:
    - match: \b(true|false)\b
      scope: constant.language.ron
  number:
    # handles integer and decimal numbers
    - match: |-
        (?x:         # turn on extended mode
          -?         # an optional minus
          (?:
            0        # a zero
            |        # ...or...
            [1-9]    # a 1-9 character
            \d*      # followed by zero or more digits
          )
          (?:
            (?:
              \.     # a period
              \d+    # followed by one or more digits
            )?
            (?:
              [eE]   # an e character
              [+-]?  # followed by an option +/-
              \d+    # followed by one or more digits
            )?       # make exponent optional
          )?         # make decimal portion optional
        )
      scope: constant.numeric.ron
  object:
    - match: '[A-Za-z_][A-Za-z_0-9]*'
      scope: entity.name.class.ron
    - match: '\('
      scope: punctuation.section.dictionary.begin.ron
      push:
        - meta_scope: meta.structure.entity.ron
        - match: '\)'
          scope: punctuation.section.dictionary.end.ron
          pop: true
        - match: '[a-z_][A-Za-z_0-9]*'
          scope: entity.name.tag.ron
        - match: '\:'
          scope: punctuation.separator.dictionary.key-value.ron
        - include: value
        - match: ','
          scope: punctuation.separator.dictionary.ron
  dictionary:
    - match: '\{'
      scope: punctuation.section.dictionary.begin.ron
      push:
        - meta_scope: meta.structure.dictionary.ron
        - match: '\}'
          scope: punctuation.section.dictionary.end.ron
          pop: true
        - include: value
        - match: ':'
          scope: punctuation.separator.dictionary.key-value.ron
        - include: value
        - match: ','
          scope: punctuation.separator.dictionary.ron
  string:
    - match: '"'
      scope: punctuation.definition.string.begin.ron
      push: inside-string
  inside-string:
    - meta_scope: string.quoted.double.ron
    - match: '"'
      scope: punctuation.definition.string.end.ron
      pop: true
    - include: string-escape
    - match: $\n?
      scope: invalid.illegal.unclosed-string.ron
      pop: true
  string-escape:
    - match: |-
        (?x:                # turn on extended mode
          \\                # a literal backslash
          (?:               # ...followed by...
            ["\\/bfnrt]     # one of these characters
            |               # ...or...
            u               # a u
            [0-9a-fA-F]{4}  # and four hex digits
          )
        )
      scope: constant.character.escape.ron
    - match: \\.
      scope: invalid.illegal.unrecognized-string-escape.ron
  value:
    - include: constant
    - include: number
    - include: string
    - include: array
    - include: dictionary
    - include: object
    - include: comments