Class: Gem::GemRunner

Inherits:
Object
  • Object
show all
Defined in:
lib/rubygems/gem_runner.rb

Overview

Run an instance of the gem program.

Gem::GemRunner is only intended for internal use by RubyGems itself. It does not form any public API and may change at any time for any reason.

If you would like to duplicate functionality of ‘gem` commands, use the classes they call directly.

Instance Method Summary collapse

Constructor Details

#initialize(options = {}) ⇒ GemRunner

Returns a new instance of GemRunner.



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# File 'lib/rubygems/gem_runner.rb', line 27

def initialize(options={})
  # TODO: nuke these options
  @command_manager_class = options[:command_manager] || Gem::CommandManager
  @config_file_class = options[:config_file] || Gem::ConfigFile
end

Instance Method Details

#extract_build_args(args) ⇒ Object

Separates the build arguments (those following --) from the other arguments in the list.



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# File 'lib/rubygems/gem_runner.rb', line 61

def extract_build_args args # :nodoc:
  return [] unless offset = args.index('--')

  build_args = args.slice!(offset...args.length)

  build_args.shift

  build_args
end

#run(args) ⇒ Object

Run the gem command with the following arguments.



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# File 'lib/rubygems/gem_runner.rb', line 36

def run args
  build_args = extract_build_args args

  do_configuration args

  cmd = @command_manager_class.instance

  cmd.command_names.each do |command_name|
    config_args = Gem.configuration[command_name]
    config_args = case config_args
                  when String
                    config_args.split ' '
                  else
                    Array(config_args)
                  end
    Gem::Command.add_specific_extra_args command_name, config_args
  end

  cmd.run Gem.configuration.args, build_args
end