Class: Gitlab::Changelog::Release

Inherits:
Object
  • Object
show all
Defined in:
lib/gitlab/changelog/release.rb

Overview

A release to add to a changelog.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(version:, date:, config:) ⇒ Release

Returns a new instance of Release.



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# File 'lib/gitlab/changelog/release.rb', line 9

def initialize(version:, date:, config:)
  @version = version
  @date = date
  @config = config
  @entries = Hash.new { |h, k| h[k] = [] }

  # This ensures that entries are presented in the same order as the
  # categories Hash in the user's configuration.
  @config.categories.values.each do |category|
    @entries[category] = []
  end
end

Instance Attribute Details

#version ⇒ Object (readonly)

Returns the value of attribute version.



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# File 'lib/gitlab/changelog/release.rb', line 7

def version
  @version
end

Instance Method Details

#add_entry(title:, commit:, category:, author: nil, merge_request: nil) ⇒ Object 



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# File 'lib/gitlab/changelog/release.rb', line 22

def add_entry(
  title:,
  commit:,
  category:,
  author: nil,
  merge_request: nil
)
  # When changing these fields, keep in mind that this needs to be
  # backwards compatible. For example, you can't just remove a field as
  # this will break the changelog generation process for existing users.
  entry = {
    'title' => title,
    'commit' => {
      'reference' => commit.to_reference(full: true),
      'trailers' => commit.trailers
    }
  }

  if author
    entry['author'] = {
      'reference' => author.to_reference(full: true),
      'contributor' => @config.contributor?(author)
    }
    entry['author']['credit'] = entry['author']['contributor'] || @config.always_credit_author?(author)
  end

  if merge_request
    entry['merge_request'] = {
      'reference' => merge_request.to_reference(full: true)
    }
  end

  @entries[@config.category(category)] << entry
end

#header_start_pattern ⇒ Object 



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# File 'lib/gitlab/changelog/release.rb', line 80

def header_start_pattern
  /^##\s*#{Regexp.escape(@version)}/
end

#to_markdown ⇒ Object 



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# File 'lib/gitlab/changelog/release.rb', line 57

def to_markdown
  state = TemplateParser::EvalState.new
  data = { 'categories' => entries_for_template }

  # While not critical, we would like release sections to be separated by
  # an empty line in the changelog; ensuring it's readable even in its
  # raw form.
  #
  # Since it can be a bit tricky to get this right in a template, we
  # enforce an empty line separator ourselves.
  markdown =
    begin
      @config.template.evaluate(state, data).strip
    rescue TemplateParser::Error => e
      raise Error, e.message
    end

  # The release header can't be changed using the Liquid template, as we
  # need this to be in a known format. Without this restriction, we won't
  # know where to insert a new release section in an existing changelog.
  "## #{@version} (#{release_date})\n\n#{markdown}\n\n"
end