sphinx-lang 0.8.6

An intepreter for a dynamic language implemented in Rust
Documentation 
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%YAML 1.2
---
# See http://www.sublimetext.com/docs/3/syntax.html
file_extensions:
  - bnf
scope: source

contexts:
  prototype:
    - include: comments

  main:
    - include: production

  comments:
    - match: \(\*
      scope: punctuation.definition.comment
      push:
        - meta_scope: comment.block
        - match: \*\)
          pop: true

  production:
    - include: production-head
    - match: ::\=
      scope: keyword.operator.assignment
      set: production-body

  production-head:
    - match: \b([-\w]+)\b
      scope: entity.name.function
    - include: subscripts

  production-body:
    - match: ;
      scope: punctuation.terminator
      pop: true
    - include: symbol-list
    - match: \)
      scope: invalid

  symbol-list:
    - match: \||\+|\*|\?
      scope: keyword.operator
    - match: \.\.\.?
      scope: constant.other
    - include: groups
    - include: terminals
    - include: terminal-classes
    - include: nonterminals

  nonterminals:
    - match: \b([-\w]+)\b
      scope: variable
    - include: subscripts

  terminal-classes:
    - match: \b([[:upper:]]+)\b
      scope: constant.other
    - include: subscripts

  terminals:
    - match: '"'
      scope: punctuation.definition.string.begin
      push:
        - meta_scope: string.quoted.double
        - match: \\"
          scope: constant.character.escape
        - match: '"'
          scope: punctuation.definition.string.end
          pop: true
    - match: \'
      scope: punctuation.definition.string.begin
      push:
        - meta_scope: string.quoted.single
        - match: \\\'
          scope: constant.character.escape
        - match: \'
          scope: punctuation.definition.string.end
          pop: true

  groups:
    - match: \(
      scope: punctuation.section.group.begin
      push:
        - meta_scope: meta.group
        - match: \)
          scope: punctuation.section.group.end
          pop: true
        - include: symbol-list

  subscripts:
    - match: \[
      scope: punctuation.section.brackets.begin
      push:
        - meta_scope: meta.brackets
        - match: \]
          scope: punctuation.section.brackets.end
          pop: true
        - match: \b(\w+)\b
          scope: variable.parameter