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90df7a08e4
Merge RubyGems-2.7.5 from upstream. Please see its details: http://blog.rubygems.org/2018/02/06/2.7.5-released.html test_gem_util.rb: fix broken test * test/rubygems/test_gem_util.rb: no guarantee that tmpdir is always underneath the root directory at all. test_gem_commands_setup_command.rb: BUNDLER_VERS * test/rubygems/test_gem_commands_setup_command.rb: run bundled gem command, instead of installed one. no need to set bundled bundler unless Gem::USE_BUNDLER_FOR_GEMDEPS revert r62302 and force to define the version constant Merge RubyGems 2.7.6 from upstream. It fixed some security vulnerabilities. http://blog.rubygems.org/2018/02/15/2.7.6-released.html fix regexp literal warning. test/rubygems/test_gem_server.rb: eliminate duplicated character class warning. [Bug #14481] Remove unnecessary `[]`s git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_5@62837 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
125 lines
2.6 KiB
Ruby
125 lines
2.6 KiB
Ruby
# frozen_string_literal: true
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##
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# This module contains various utility methods as module methods.
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module Gem::Util
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@silent_mutex = nil
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##
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# Zlib::GzipReader wrapper that unzips +data+.
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def self.gunzip(data)
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require 'zlib'
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require 'stringio'
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data = StringIO.new(data, 'r')
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unzipped = Zlib::GzipReader.new(data).read
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unzipped.force_encoding Encoding::BINARY if Object.const_defined? :Encoding
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unzipped
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end
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##
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# Zlib::GzipWriter wrapper that zips +data+.
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def self.gzip(data)
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require 'zlib'
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require 'stringio'
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zipped = StringIO.new(String.new, 'w')
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zipped.set_encoding Encoding::BINARY if Object.const_defined? :Encoding
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Zlib::GzipWriter.wrap zipped do |io| io.write data end
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zipped.string
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end
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##
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# A Zlib::Inflate#inflate wrapper
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def self.inflate(data)
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require 'zlib'
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Zlib::Inflate.inflate data
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end
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##
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# This calls IO.popen where it accepts an array for a +command+ (Ruby 1.9+)
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# and implements an IO.popen-like behavior where it does not accept an array
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# for a command.
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def self.popen *command
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IO.popen command, &:read
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rescue TypeError # ruby 1.8 only supports string command
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r, w = IO.pipe
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pid = fork do
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STDIN.close
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STDOUT.reopen w
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exec(*command)
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end
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w.close
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begin
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return r.read
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ensure
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Process.wait pid
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end
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end
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NULL_DEVICE = defined?(IO::NULL) ? IO::NULL : Gem.win_platform? ? 'NUL' : '/dev/null'
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##
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# Invokes system, but silences all output.
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def self.silent_system *command
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opt = {:out => NULL_DEVICE, :err => [:child, :out]}
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if Hash === command.last
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opt.update(command.last)
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cmds = command[0...-1]
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else
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cmds = command.dup
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end
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return system(*(cmds << opt))
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rescue TypeError
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require 'thread'
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@silent_mutex ||= Mutex.new
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null_device = NULL_DEVICE
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@silent_mutex.synchronize do
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begin
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stdout = STDOUT.dup
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stderr = STDERR.dup
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STDOUT.reopen null_device, 'w'
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STDERR.reopen null_device, 'w'
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return system(*command)
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ensure
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STDOUT.reopen stdout
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STDERR.reopen stderr
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stdout.close
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stderr.close
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end
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end
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end
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##
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# Enumerates the parents of +directory+.
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def self.traverse_parents directory, &block
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return enum_for __method__, directory unless block_given?
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here = File.expand_path directory
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loop do
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Dir.chdir here, &block rescue Errno::EACCES
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new_here = File.expand_path('..', here)
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return if new_here == here # toplevel
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here = new_here
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end
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end
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end
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