github-changelog-generator/lib/github_changelog_generator/parser.rb

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#!/usr/bin/env ruby
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# frozen_string_literal: true
require "optparse"
require "pp"
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require "github_changelog_generator/version"
require "github_changelog_generator/helper"
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module GitHubChangelogGenerator
class Parser
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# parse options with optparse
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def self.parse_options
options = default_options
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ParserFile.new(options).parse!
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parser = setup_parser(options)
begin parser.parse!
rescue OptionParser::InvalidOption => e
abort [e, parser].join("\n")
end
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abort(parser.banner) unless options[:user] && options[:project]
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options.print_options
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options
end
# Setup parsing options
#
# @param options [Options]
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# @return [OptionParser]
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def self.setup_parser(options)
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OptionParser.new do |opts| # rubocop:disable Metrics/BlockLength
opts.banner = "Usage: github_changelog_generator [options]"
opts.on("-u", "--user [USER]", "Username of the owner of target GitHub repo") do |last|
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options[:user] = last
end
opts.on("-p", "--project [PROJECT]", "Name of project on GitHub") do |last|
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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|
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options[:token] = last
end
opts.on("-f", "--date-format [FORMAT]", "Date format. Default is %Y-%m-%d") do |last|
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options[:date_format] = last
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end
opts.on("-o", "--output [NAME]", "Output file. Default is CHANGELOG.md") do |last|
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options[:output] = last
end
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opts.on("-b", "--base [NAME]", "Optional base file to append generated changes to.") do |last|
options[:base] = last
end
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opts.on("--bugs-label [LABEL]", "Setup custom label for bug-fixes section. Default is \"**Fixed bugs:**\"") do |v|
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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("--breaking-label [LABEL]", "Setup custom label for the breaking changes section. Default is \"**Breaking changes:**\"") do |v|
options[:breaking_prefix] = v
end
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opts.on("--issues-label [LABEL]", "Setup custom label for closed-issues section. Default is \"**Closed issues:**\"") do |v|
options[:issue_prefix] = v
end
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opts.on("--header-label [LABEL]", "Setup custom header label. Default is \"# Change Log\"") do |v|
options[:header] = v
end
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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
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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|
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options[:issues] = v
end
opts.on("--[no-]issues-wo-labels", "Include closed issues without labels in changelog. Default is true") do |v|
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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|
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options[:add_pr_wo_labels] = v
end
opts.on("--[no-]pull-requests", "Include pull-requests in changelog. Default is true") do |v|
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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|
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options[:author] = author
end
opts.on("--usernames-as-github-logins", "Use GitHub tags instead of Markdown links for the author of an issue or pull-request.") do |v|
options[:usernames_as_github_logins] = v
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|
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options[:unreleased] = v
end
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opts.on("--unreleased-label [label]", "Setup custom label for unreleased closed issues section. Default is \"**Unreleased:**\"") 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|
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options[:compare_link] = v
end
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opts.on("--include-labels x,y,z", Array, "Only issues with the specified labels will be included in the changelog.") do |list|
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options[:include_labels] = list
end
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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
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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("--breaking-labels x,y,z", Array, 'Issues with these labels will be added to a new section, called "Breaking Changes". Default is \'backwards-incompatible\'') do |list|
options[:breaking_labels] = list
end
opts.on("--issue-line-labels x,y,z", Array, 'The specified labels will be shown in brackets next to each matching issue. Use "ALL" to show all labels. Default is [].') do |list|
options[:issue_line_labels] = list
end
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opts.on("--exclude-tags x,y,z", Array, "Change log will exclude specified tags") do |list|
options[:exclude_tags] = list
end
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opts.on("--exclude-tags-regex [REGEX]", "Apply a regular expression on tag names so that they can be excluded, for example: --exclude-tags-regex \".*\+\d{1,}\" ") do |last|
options[:exclude_tags_regex] = last
end
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opts.on("--since-tag x", "Change log will start after specified tag") do |v|
options[:since_tag] = v
end
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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
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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|
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options[:simple_list] = v
end
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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-]http-cache", "Use HTTP Cache to cache Github API requests (useful for large repos) Default is true.") do |http_cache|
options[:http_cache] = http_cache
end
opts.on("--cache-file [CACHE-FILE]", "Filename to use for cache. Default is github-changelog-http-cache in a temporary directory.") do |cache_file|
options[:cache_file] = cache_file
end
opts.on("--cache-log [CACHE-LOG]", "Filename to use for cache log. Default is github-changelog-logger.log in a temporary directory.") do |cache_log|
options[:cache_log] = cache_log
end
opts.on("--ssl-ca-file [PATH]", "Path to cacert.pem file. Default is a bundled lib/github_changelog_generator/ssl_certs/cacert.pem. Respects SSL_CA_PATH.") do |ssl_ca_file|
options[:ssl_ca_file] = ssl_ca_file
end
opts.on("--require x,y,z", Array, "Path to Ruby file(s) to require.") do |paths|
options[:require] = paths
end
opts.on("--[no-]verbose", "Run verbosely. Default is true") do |v|
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options[:verbose] = v
end
opts.on("-v", "--version", "Print version number") do |_v|
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puts "Version: #{GitHubChangelogGenerator::VERSION}"
exit
end
opts.on("-h", "--help", "Displays Help") do
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puts opts
exit
end
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end
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end
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# @return [Options] Default options
def self.default_options
Options.new(
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date_format: "%Y-%m-%d",
output: "CHANGELOG.md",
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base: "HISTORY.md",
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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: ["enhancement", "Enhancement", "Type: Enhancement"],
bug_labels: ["bug", "Bug", "Type: Bug"],
exclude_labels: ["duplicate", "question", "invalid", "wontfix", "Duplicate", "Question", "Invalid", "Wontfix", "Meta: Exclude From Changelog"],
breaking_labels: %w[backwards-incompatible breaking],
issue_line_labels: [],
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max_issues: nil,
simple_list: false,
ssl_ca_file: nil,
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verbose: true,
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header: "# Change Log",
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merge_prefix: "**Merged pull requests:**",
issue_prefix: "**Closed issues:**",
bug_prefix: "**Fixed bugs:**",
enhancement_prefix: "**Implemented enhancements:**",
breaking_prefix: "**Breaking changes:**",
http_cache: true,
require: []
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)
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end
end
end