Singularity.sublime-syntax

%YAML 1.2
---
# See http://www.sublimetext.com/docs/3/syntax.html
first_line_match: 
  - 'Bootstrap: [a-z\-]+'
file_extensions:
  - 'Singularity(\..+)?'
scope: source.singularity_container
variables:
  keywords_header: (Bootstrap|From|Stage|OSVersion|MirrorURL|Include|Library)
  header: ^({{keywords_header}}:)\s*(.+)
  section_other: 'files|labels|help'
  section_shell: 'environment|post|runscript|setup|startscript|test'
contexts:
  main:
    - include: comments
    - include: header_ctx
    - match: '(Bootstrap|From|Stage): ([a-z]+)'
      captures:
        1: keyword.control
        2: entity.name.enum.tag-digest
    - match: ^%({{section_other}})
      scope: keyword.control.singularity_container.section
    - include: shell_section
  header_ctx:
    - match: "{{header}}"
      captures:
        1: keyword.control
        2: entity.name.enum.tag-digest
  comments:
    - match: ^(\s*)((#).*$\n?)
      comment: comment.line
      captures:
        1: punctuation.whitespace.comment.leading.singularity_container
        2: comment.singularity_container
        3: punctuation.definition.comment.singularity_container
  shell_section:
    - match: ^%({{section_shell}})
      scope: keyword.control.singularity_container.section
      push: Packages/ShellScript/Bash.sublime-syntax
      with_prototype:
        - match: (?=%[a-z]+)
          pop: true