Class: Kettle::Dev::ChangelogCLI

Inherits:
Object
  • Object
show all
Defined in:
lib/kettle/dev/changelog_cli.rb

Constant Summary collapse

UNRELEASED_SECTION_HEADING = 
"[Unreleased]:"

Instance Method Summary collapse

Constructor Details

#initialize ⇒ ChangelogCLI

Returns a new instance of ChangelogCLI.



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# File 'lib/kettle/dev/changelog_cli.rb', line 7

def initialize
  @root = Kettle::Dev::CIHelpers.project_root
  @changelog_path = File.join(@root, "CHANGELOG.md")
  @coverage_path = File.join(@root, "coverage", "coverage.json")
end

Instance Method Details

#run ⇒ Object 



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# File 'lib/kettle/dev/changelog_cli.rb', line 13

def run
  version = Kettle::Dev::Versioning.detect_version(@root)
  today = Time.now.strftime("%Y-%m-%d")
  owner, repo = Kettle::Dev::CIHelpers.repo_info
  unless owner && repo
    warn("Could not determine GitHub owner/repo from origin remote.")
    warn("Make sure 'origin' points to github.com. Alternatively, set origin or update links manually afterward.")
  end

  line_cov_line, branch_cov_line = coverage_lines
  yard_line = yard_percent_documented

  changelog = File.read(@changelog_path)

  # If the detected version already exists in the changelog, offer reformat-only mode
  if changelog =~ /^## \[#{Regexp.escape(version)}\]/
    warn("CHANGELOG.md already has a section for version #{version}.")
    warn("It appears the version has not been bumped. You can reformat CHANGELOG.md without adding a new release section.")
    print("Proceed with reformat only? [y/N]: ")
    ans = Kettle::Dev::InputAdapter.gets&.strip&.downcase
    if ans == "y" || ans == "yes"
      updated = convert_heading_tag_suffix_to_list(changelog)
      updated = normalize_heading_spacing(updated)
      updated = ensure_footer_spacing(updated)
      updated = updated.rstrip + "\n"
      File.write(@changelog_path, updated)
      puts "CHANGELOG.md reformatted. No new version section added."
      return
    else
      abort("Aborting: version not bumped. Re-run after bumping version or answer 'y' to reformat-only.")
    end
  end

  unreleased_block, before, after = extract_unreleased(changelog)
  if unreleased_block.nil?
    abort("Could not find '## [Unreleased]' section in CHANGELOG.md")
  end

  if unreleased_block.strip.empty?
    warn("No entries found under Unreleased. Creating an empty version section anyway.")
  end

  prev_version = detect_previous_version(after)

  new_section = +""
  new_section << "## [#{version}] - #{today}\n"
  new_section << "- TAG: [v#{version}][#{version}t]\n"
  new_section << "- #{line_cov_line}\n" if line_cov_line
  new_section << "- #{branch_cov_line}\n" if branch_cov_line
  new_section << "- #{yard_line}\n" if yard_line
  new_section << filter_unreleased_sections(unreleased_block)
  # Ensure exactly one blank line separates this new section from the next section
  new_section.rstrip!
  new_section << "\n\n"

  # Reset the Unreleased section to empty category headings
  unreleased_reset = <<~MD
    ## [Unreleased]
    ### Added
    ### Changed
    ### Deprecated
    ### Removed
    ### Fixed
    ### Security
  MD

  # Preserve everything from the first released section down to the line containing the [Unreleased] link ref.
  # Many real-world changelogs intersperse stray link refs between sections; we should keep them.
  updated = before + unreleased_reset + "\n" + new_section
  # Find the [Unreleased]: link-ref line and append everything from the start of the first released section
  # through to the end of the file, but if a [Unreleased]: ref exists, ensure we do not duplicate the
  # section content above it.
  if after && !after.empty?
    # Split 'after' by lines so we can locate the first link-ref to Unreleased
    after_lines = after.lines
    unreleased_ref_idx = after_lines.index { |l| l.start_with?(UNRELEASED_SECTION_HEADING) }
    if unreleased_ref_idx
      # Keep all content prior to the link-ref (older releases and interspersed refs)
      preserved_body = after_lines[0...unreleased_ref_idx].join
      # Then append the tail starting from the Unreleased link-ref line to preserve the footer refs
      preserved_footer = after_lines[unreleased_ref_idx..-1].join
      updated << preserved_body << preserved_footer
    else
      # No Unreleased ref found; just append the remainder as-is
      updated << after
    end
  end

  updated = update_link_refs(updated, owner, repo, prev_version, version)

  # Transform legacy heading suffix tags into list items under headings
  updated = convert_heading_tag_suffix_to_list(updated)

  # Normalize spacing around headings to aid Markdown renderers
  updated = normalize_heading_spacing(updated)

  # Ensure exactly one trailing newline at EOF
  updated = updated.rstrip + "\n"

  File.write(@changelog_path, updated)
  puts "CHANGELOG.md updated with v#{version} section."
end