Class: GitHubChangelogGenerator::Parser

Inherits:
Object
  • Object
show all
Defined in:
lib/github_changelog_generator/parser.rb

Class Method Summary collapse

Class Method Details

.default_options ⇒ Object

just get default options



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# File 'lib/github_changelog_generator/parser.rb', line 168

def self.default_options
  {
    tag1: nil,
    tag2: nil,
    date_format: "%Y-%m-%d",
    output: "CHANGELOG.md",
    base: "HISTORY.md",
    issues: true,
    add_issues_wo_labels: true,
    add_pr_wo_labels: true,
    pulls: true,
    filter_issues_by_milestone: true,
    author: true,
    unreleased: true,
    unreleased_label: "Unreleased",
    compare_link: true,
    enhancement_labels: %w(enhancement Enhancement),
    bug_labels: %w(bug Bug),
    exclude_labels: %w(duplicate question invalid wontfix Duplicate Question Invalid Wontfix),
    max_issues: nil,
    simple_list: false,
    verbose: true,
    header: "# Change Log",
    merge_prefix: "**Merged pull requests:**",
    issue_prefix: "**Closed issues:**",
    bug_prefix: "**Fixed bugs:**",
    enhancement_prefix: "**Implemented enhancements:**",
    git_remote: "origin"
  }
end

.detect_user_and_project(options, arg0 = nil, arg1 = nil) ⇒ Object

Detects user and project from git



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# File 'lib/github_changelog_generator/parser.rb', line 206

def self.detect_user_and_project(options, arg0 = nil, arg1 = nil)
  options[:user], options[:project] = user_project_from_option(arg0, arg1, options[:github_site])
  return if options[:user] && options[:project]

  if ENV["RUBYLIB"] =~ /ruby-debug-ide/
    options[:user] = "skywinder"
    options[:project] = "changelog_test"
  else
    remote = `git config --get remote.#{options[:git_remote]}.url`
    options[:user], options[:project] = user_project_from_remote(remote)
  end
end

.parse_options ⇒ Object

parse options with optparse



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# File 'lib/github_changelog_generator/parser.rb', line 9

def self.parse_options
  options = default_options

  ParserFile.new(options).parse!

  parser = setup_parser(options)
  parser.parse!

  user_and_project_from_git(options)

  abort(parser.banner) unless options[:user] && options[:project]

  print_options(options)

  options
end

.print_options(options) ⇒ Object

Parameters:

  • options (Hash) —

    to display



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# File 'lib/github_changelog_generator/parser.rb', line 27

def self.print_options(options)
  if options[:verbose]
    Helper.log.info "Performing task with options:"
    options_to_display = options.clone
    options_to_display[:token] = options_to_display[:token].nil? ? nil : "hidden value"
    pp options_to_display
    puts ""
  end
end

.setup_parser(options) ⇒ Object

setup parsing options



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# File 'lib/github_changelog_generator/parser.rb', line 38

def self.setup_parser(options)
  parser = OptionParser.new do |opts|
    opts.banner = "Usage: github_changelog_generator [options]"
    opts.on("-u", "--user [USER]", "Username of the owner of target GitHub repo") do |last|
      options[:user] = last
    end
    opts.on("-p", "--project [PROJECT]", "Name of project on GitHub") do |last|
      options[:project] = last
    end
    opts.on("-t", "--token [TOKEN]", "To make more than 50 requests per hour your GitHub token is required. You can generate it at: https://github.com/settings/tokens/new") do |last|
      options[:token] = last
    end
    opts.on("-f", "--date-format [FORMAT]", "Date format. Default is %Y-%m-%d") do |last|
      options[:date_format] = last
    end
    opts.on("-o", "--output [NAME]", "Output file. Default is CHANGELOG.md") do |last|
      options[:output] = last
    end
    opts.on("-b", "--base [NAME]", "Optional base file to append generated changes to.") do |last|
      options[:base] = last
    end
    opts.on("--bugs-label [LABEL]", "Setup custom label for bug-fixes section. Default is \"**Fixed bugs:**""") do |v|
      options[:bug_prefix] = v
    end
    opts.on("--enhancement-label [LABEL]", "Setup custom label for enhancements section. Default is \"**Implemented enhancements:**\"") do |v|
      options[:enhancement_prefix] = v
    end
    opts.on("--issues-label [LABEL]", "Setup custom label for closed-issues section. Default is \"**Closed issues:**\"") do |v|
      options[:issue_prefix] = v
    end
    opts.on("--header-label [LABEL]", "Setup custom header label. Default is \"# Change Log\"") do |v|
      options[:header] = v
    end
    opts.on("--front-matter [JSON]", "Add YAML front matter. Formatted as JSON because it's easier to add on the command line") do |v|
      options[:frontmatter] = JSON.parse(v).to_yaml + "---\n"
    end
    opts.on("--pr-label [LABEL]", "Setup custom label for pull requests section. Default is \"**Merged pull requests:**\"") do |v|
      options[:merge_prefix] = v
    end
    opts.on("--[no-]issues", "Include closed issues in changelog. Default is true") do |v|
      options[:issues] = v
    end
    opts.on("--[no-]issues-wo-labels", "Include closed issues without labels in changelog. Default is true") do |v|
      options[:add_issues_wo_labels] = v
    end
    opts.on("--[no-]pr-wo-labels", "Include pull requests without labels in changelog. Default is true") do |v|
      options[:add_pr_wo_labels] = v
    end
    opts.on("--[no-]pull-requests", "Include pull-requests in changelog. Default is true") do |v|
      options[:pulls] = v
    end
    opts.on("--[no-]filter-by-milestone", "Use milestone to detect when issue was resolved. Default is true") do |last|
      options[:filter_issues_by_milestone] = last
    end
    opts.on("--[no-]author", "Add author of pull-request in the end. Default is true") do |author|
      options[:author] = author
    end
    opts.on("--unreleased-only", "Generate log from unreleased closed issues only.") do |v|
      options[:unreleased_only] = v
    end
    opts.on("--[no-]unreleased", "Add to log unreleased closed issues. Default is true") do |v|
      options[:unreleased] = v
    end
    opts.on("--unreleased-label [label]", "Add to log unreleased closed issues. Default is true") do |v|
      options[:unreleased_label] = v
    end
    opts.on("--[no-]compare-link", "Include compare link (Full Changelog) between older version and newer version. Default is true") do |v|
      options[:compare_link] = v
    end
    opts.on("--include-labels  x,y,z", Array, "Only issues with the specified labels will be included in the changelog.") do |list|
      options[:include_labels] = list
    end
    opts.on("--exclude-labels  x,y,z", Array, 'Issues with the specified labels will be always excluded from changelog. Default is \'duplicate,question,invalid,wontfix\'') do |list|
      options[:exclude_labels] = list
    end
    opts.on("--bug-labels  x,y,z", Array, 'Issues with the specified labels will be always added to "Fixed bugs" section. Default is \'bug,Bug\'') do |list|
      options[:bug_labels] = list
    end
    opts.on("--enhancement-labels  x,y,z", Array, 'Issues with the specified labels will be always added to "Implemented enhancements" section. Default is \'enhancement,Enhancement\'') do |list|
      options[:enhancement_labels] = list
    end
    opts.on("--between-tags  x,y,z", Array, "Change log will be filled only between specified tags") do |list|
      options[:between_tags] = list
    end
    opts.on("--exclude-tags  x,y,z", Array, "Change log will exclude specified tags") do |list|
      options[:exclude_tags] = list
    end
    opts.on("--since-tag  x", "Change log will start after specified tag") do |v|
      options[:since_tag] = v
    end
    opts.on("--due-tag  x", "Change log will end before specified tag") do |v|
      options[:due_tag] = v
    end
    opts.on("--max-issues [NUMBER]", Integer, "Max number of issues to fetch from GitHub. Default is unlimited") do |max|
      options[:max_issues] = max
    end
    opts.on("--release-url [URL]", "The URL to point to for release links, in printf format (with the tag as variable).") do |url|
      options[:release_url] = url
    end
    opts.on("--github-site [URL]", "The Enterprise Github site on which your project is hosted.") do |last|
      options[:github_site] = last
    end
    opts.on("--github-api [URL]", "The enterprise endpoint to use for your Github API.") do |last|
      options[:github_endpoint] = last
    end
    opts.on("--simple-list", "Create simple list from issues and pull requests. Default is false.") do |v|
      options[:simple_list] = v
    end
    opts.on("--future-release [RELEASE-VERSION]", "Put the unreleased changes in the specified release number.") do |future_release|
      options[:future_release] = future_release
    end
    opts.on("--release-branch [RELEASE-BRANCH]", "Limit pull requests to the release branch, such as master or release") do |release_branch|
      options[:release_branch] = release_branch
    end
    opts.on("--[no-]verbose", "Run verbosely. Default is true") do |v|
      options[:verbose] = v
    end
    opts.on("-v", "--version", "Print version number") do |_v|
      puts "Version: #{GitHubChangelogGenerator::VERSION}"
      exit
    end
    opts.on("-h", "--help", "Displays Help") do
      puts opts
      exit
    end
  end
  parser
end

.user_and_project_from_git(options) ⇒ Object 



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# File 'lib/github_changelog_generator/parser.rb', line 199

def self.user_and_project_from_git(options)
  if options[:user].nil? || options[:project].nil?
    detect_user_and_project(options, ARGV[0], ARGV[1])
  end
end

.user_project_from_option(arg0, arg1, github_site) ⇒ Array

Try to find user and project name from git remote output

Parameters:

  • output (String) —

    of git remote command

Returns:

  • (Array) —

    user and project



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# File 'lib/github_changelog_generator/parser.rb', line 223

def self.user_project_from_option(arg0, arg1, github_site)
  user = nil
  project = nil
  github_site ||= "github.com"
  if arg0 && !arg1
    # this match should parse  strings such "https://github.com/skywinder/Github-Changelog-Generator" or "skywinder/Github-Changelog-Generator" to user and name
    puts arg0
    match = /(?:.+#{Regexp.escape(github_site)}\/)?(.+)\/(.+)/.match(arg0)

    begin
      param = match[2].nil?
    rescue
      puts "Can't detect user and name from first parameter: '#{arg0}' -> exit'"
      return
    end
    if param
      return
    else
      user = match[1]
      project = match[2]
    end
  end
  [user, project]
end

.user_project_from_remote(remote) ⇒ Array

Try to find user and project name from git remote output

Parameters:

  • output (String) —

    of git remote command

Returns:

  • (Array) —

    user and project



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# File 'lib/github_changelog_generator/parser.rb', line 252

def self.user_project_from_remote(remote)
  # try to find repo in format:
  # origin	[email protected]:skywinder/Github-Changelog-Generator.git (fetch)
  # [email protected]:skywinder/Github-Changelog-Generator.git
  regex1 = /.*(?:[:\/])((?:-|\w|\.)*)\/((?:-|\w|\.)*)(?:\.git).*/

  # try to find repo in format:
  # origin	https://github.com/skywinder/ChangelogMerger (fetch)
  # https://github.com/skywinder/ChangelogMerger
  regex2 = /.*\/((?:-|\w|\.)*)\/((?:-|\w|\.)*).*/

  remote_structures = [regex1, regex2]

  user = nil
  project = nil
  remote_structures.each do |regex|
    matches = Regexp.new(regex).match(remote)

    if matches && matches[1] && matches[2]
      puts "Detected user:#{matches[1]}, project:#{matches[2]}"
      user = matches[1]
      project = matches[2]
    end

    break unless matches.nil?
  end

  [user, project]
end