diff options
Diffstat (limited to 'tool/outdate-bundled-gems.rb')
| -rwxr-xr-x | tool/outdate-bundled-gems.rb | 190 |
1 files changed, 190 insertions, 0 deletions
diff --git a/tool/outdate-bundled-gems.rb b/tool/outdate-bundled-gems.rb new file mode 100755 index 0000000000..c82d31d743 --- /dev/null +++ b/tool/outdate-bundled-gems.rb @@ -0,0 +1,190 @@ +#!/usr/bin/ruby +require 'fileutils' +require 'rubygems' + +fu = FileUtils::Verbose + +until ARGV.empty? + case ARGV.first + when '--' + ARGV.shift + break + when '-n', '--dry-run', '--dryrun' + ## -n, --dry-run Don't remove + fu = FileUtils::DryRun + when /\A--make=/ + # just to run when `make -n` + when /\A--mflags=(.*)/ + fu = FileUtils::DryRun if /\A-\S*n/ =~ $1 + when /\A--gem[-_]platform=(.*)/im + ## --gem-platform=PLATFORM Platform in RubyGems style + gem_platform = $1 + ruby_platform = nil + when /\A--ruby[-_]platform=(.*)/im + ## --ruby-platform=PLATFORM Platform in Ruby style + ruby_platform = $1 + gem_platform = nil + when /\A--ruby[-_]version=(.*)/im + ## --ruby-version=VERSION Ruby version to keep + ruby_version = $1 + when /\A--only=(?:(curdir|srcdir)|all)\z/im + ## --only=(curdir|srcdir|all) Specify directory to remove gems from + only = $1&.downcase + when /\A--all\z/im + ## --all Remove all gems not only bundled gems + all = true + when /\A--help\z/im + ## --help Print this message + puts "Usage: #$0 [options] [srcdir]" + File.foreach(__FILE__) do |line| + line.sub!(/^ *## /, "") or next + break if line.chomp!.empty? + opt, desc = line.split(/ {2,}/, 2) + printf " %-28s %s\n", opt, desc + end + exit + when /\A-/ + raise "#{$0}: unknown option: #{ARGV.first}" + else + break + end + ## + ARGV.shift +end + +gem_platform ||= Gem::Platform.new(ruby_platform).to_s if ruby_platform + +class Removal + attr_reader :base + + def initialize(base = nil) + @base = (File.join(base, "/") if base) + @remove = {} + end + + def prefixed(name) + @base ? File.join(@base, name) : name + end + + def stripped(name) + if @base && name.start_with?(@base) + name[@base.size..-1] + else + name + end + end + + def slash(name) + name.sub(%r[[^/]\K\z], '/') + end + + def exist?(name) + !@remove.fetch(name) {|k| @remove[k] = !File.exist?(prefixed(name))} + end + def directory?(name) + !@remove.fetch(slash(name)) {|k| @remove[k] = !File.directory?(prefixed(name))} + end + + def unlink(name) + @remove[stripped(name)] = :rm_f + end + def rmdir(name) + @remove[slash(stripped(name))] = :rm_rf + end + + def glob(pattern, *rest) + Dir.glob(prefixed(pattern), *rest) {|n| + yield stripped(n) + } + end + + def sorted + @remove.sort_by {|k, | [-k.count("/"), k]} + end + + def each_file + sorted.each {|k, v| yield prefixed(k) if v == :rm_f} + end + + def each_directory + sorted.each {|k, v| yield prefixed(k) if v == :rm_rf} + end +end + +srcdir = Removal.new(ARGV.shift) +curdir = !srcdir.base || File.identical?(srcdir.base, ".") ? srcdir : Removal.new + +bundled = File.readlines("#{srcdir.base}gems/bundled_gems"). + grep(/^(\w\S+)\s+\S+(?:\s+\S+\s+(\S+))?/) {$~.captures}.to_h rescue nil + +srcdir.glob(".bundle/gems/*/") do |dir| + base = File.basename(dir) + next if !all && bundled && !bundled.key?(base[/\A.+(?=-)/]) + unless srcdir.exist?("gems/#{base}.gem") + srcdir.rmdir(dir) + end +end + +srcdir.glob(".bundle/.timestamp/*.revision") do |file| + unless bundled&.fetch(File.basename(file, ".revision"), nil) + srcdir.unlink(file) + end +end + +srcdir.glob(".bundle/specifications/*.gemspec") do |spec| + unless srcdir.directory?(".bundle/gems/#{File.basename(spec, '.gemspec')}/") + srcdir.unlink(spec) + end +end + +curdir.glob(".bundle/specifications/*.gemspec") do |spec| + unless srcdir.directory?(".bundle/gems/#{File.basename(spec, '.gemspec')}") + curdir.unlink(spec) + end +end + +curdir.glob(".bundle/gems/*/") do |dir| + base = File.basename(dir) + unless curdir.exist?(".bundle/specifications/#{base}.gemspec") or + curdir.exist?("#{dir}/.bundled.#{base}.gemspec") + curdir.rmdir(dir) + end +end + +curdir.glob(".bundle/{extensions,.timestamp}/*/") do |dir| + unless gem_platform and File.fnmatch?(gem_platform, File.basename(dir)) + curdir.rmdir(dir) + end +end + +if gem_platform + curdir.glob(".bundle/{extensions,.timestamp}/#{gem_platform}/*/") do |dir| + unless ruby_version and File.fnmatch?(ruby_version, File.basename(dir, '-static')) + curdir.rmdir(dir) + end + end +end + +if ruby_version + curdir.glob(".bundle/extensions/#{gem_platform || '*'}/#{ruby_version}/*/") do |dir| + unless curdir.exist?(".bundle/specifications/#{File.basename(dir)}.gemspec") + curdir.rmdir(dir) + end + end + + curdir.glob(".bundle/.timestamp/#{gem_platform || '*'}/#{ruby_version}/.*.time") do |stamp| + dir = stamp[%r[/\.([^/]+)\.time\z], 1].gsub('.-.', '/')[%r[\A[^/]+/[^/]+]] + unless curdir.directory?(File.join(".bundle", dir)) + curdir.unlink(stamp) + end + end +end + +unless only == "curdir" + srcdir.each_file {|f| fu.rm_f(f)} + srcdir.each_directory {|d| fu.rm_rf(d)} +end +unless only == "srcdir" or curdir.equal?(srcdir) + curdir.each_file {|f| fu.rm_f(f)} + curdir.each_directory {|d| fu.rm_rf(d)} +end |