%YAML 1.2
---
# Highlight .git files.

name: Git Link
file_extensions:
  - .git
first_line_match: '^\s*gitdir\s*:'
scope: text.git.link

contexts:

  main:
    - include: Git Common.sublime-syntax#comments-line
    - include: gitdir

  gitdir:
    - match: \bgitdir\b
      scope: keyword.other.gitdir.git.link
      push: expect-separator
    - match: \S+
      scope: invalid.illegal.gitdir-expected.git.link

  expect-separator:
    - meta_scope: meta.mapping.key.git.link
    - match: (?=:)
      set: separator
    - match: \S
      scope: invalid.illegal.separator-expected.git.link

  separator:
    - meta_scope: meta.mapping.git.link
    - match: ':'
      scope: punctuation.separator.mapping.key-value.git.link
      set: expect-path
    - match: \n
      pop: true

  expect-path:
    - meta_content_scope: meta.mapping.value.git.link
    - match: (?=\S)   # path starts with the first none space character
      set: [path, path-start]
    - match: \n
      pop: true

  path:
    - meta_content_scope: meta.mapping.value.git.link meta.path.git.link string.unquoted.git.link
    - match: \.?\n
      scope: meta.mapping.value.git.link punctuation.terminator.path.git.link
      pop: true
    - match: '[\\/]'
      scope: punctuation.separator.path.git.link
      push: path-dir-pattern
    - match: '[*?]'
      scope: invalid.illegal.path.git.link

  path-start:
    # windows drive letter and separator
    - match: '[A-Za-z](:)(?=[\\/])'
      captures:
        1: punctuation.separator.drive.git.link
      pop: true
    # homedir tilde operator
    - match: ~(?=/)
      scope: variable.language.environment.home.git.link
      pop: true
    # any other directory pattern
    - include: path-dir-pattern

  path-dir-pattern:
    - match: \.\.(?=[\\/])
      scope: constant.language.path.parent.git.link
      pop: true
    - match: \.(?=[\\/])
      scope: constant.language.path.self.git.link
      pop: true
    - match: ''
      pop: true