Contents

grammar KeepAChangelog
  rule changelog
    changelog_header unreleased_section releases_section diff_section?
  end

  rule changelog_header
    '# Changelog' "\n"
    'All notable changes to this project will be documented in this file.' "\n"
    "\n"
    'The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)' "\n"
    'and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).' "\n"
    "\n"
  end

  rule unreleased_section
    unreleased_header change_section? ("\n" change_section)*
  end

  rule unreleased_header
    '## ' '['? 'Unreleased' ']'? "\n"
  end

  rule change_section
    change_header change+
  end

  rule change_header
    '### ' ('Added' / 'Changed' / 'Deprecated' / 'Removed' / 'Fixed' / 'Security') "\n"
  end

  rule change
    ('- ' / '  ') (!"\n" .)+ "\n"?
  end

  rule releases_section
    release*
  end
  
  rule release
    "\n" release_header change_section? ("\n" change_section)*
  end

  rule release_header
    '## ' '['? release_version ']'? ' - ' release_date "\n"
  end

  rule release_version
    [0-9]+ '.' [0-9]+ '.' [0-9]+
  end

  rule release_date
    [0-9] [0-9] [0-9] [0-9] '-' [0-9] [0-9] '-' [0-9] [0-9]
  end

  rule diff_section
    "\n" unreleased_diff release_diff*
  end

  rule unreleased_diff
    '[Unreleased]: ' release_url "\n"
  end

  rule release_diff
    '[' release_version ']: ' release_url "\n"
  end

  rule release_url
    'https://github.com/' (!'/' .)+ '/' (!'/' .)+ '/compare/' diff_version '...' diff_version
  end

  rule diff_version
    ('HEAD' / 'v' release_version)
  end
end

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
parse_a_changelog-0.2.3	lib/grammar.tt
parse_a_changelog-0.2.2	lib/grammar.tt
parse_a_changelog-0.2.1	lib/grammar.tt