Class: Gem::Commands::SpecificInstallCommand

Inherits:
Gem::Command
  • Object
show all
Defined in:
lib/rubygems/commands/specific_install_command.rb

Direct Known Subclasses

GitInstallCommand

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(output = STDOUT) ⇒ SpecificInstallCommand

Returns a new instance of SpecificInstallCommand.



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# File 'lib/rubygems/commands/specific_install_command.rb', line 11

def initialize(output=STDOUT)
  super 'specific_install', description
  @output = output

  add_option('-l', '--location LOCATION', arguments) do |location, options|
    options[:location] = location
  end

  add_option('-b', '--branch BRANCH', arguments) do |branch, options|
    options[:branch] = branch
  end

  add_option('-d', '--directory DIRECTORY', arguments) do |directory, options|
    options[:directory] = directory
  end

  add_option('-r', '--ref COMMIT-ISH', arguments) do |ref, options|
    options[:ref] = ref
  end

  add_option('-u', '--user-install', arguments) do |userinstall, options|
    options[:userinstall] = userinstall
  end
end

Instance Attribute Details

#output ⇒ Object

Returns the value of attribute output.



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# File 'lib/rubygems/commands/specific_install_command.rb', line 5

def output
  @output
end

Instance Method Details

#arguments ⇒ Object 



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# File 'lib/rubygems/commands/specific_install_command.rb', line 36

def arguments
  "LOCATION like http://github.com/rdp/ruby_tutorials_core or git://github.com/rdp/ruby_tutorials_core.git or http://host/gem_name.gem\n" +
  "BRANCH (optional) like beta, or new-feature\n" +
  "DIRECTORY (optional) This will change the directory in the downloaded source directory before building the gem."
end

#description ⇒ Object 



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# File 'lib/rubygems/commands/specific_install_command.rb', line 7

def description
  "Allows you to install an 'edge' gem straight from its github repository or from a web site"
end

#execute ⇒ Object 



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# File 'lib/rubygems/commands/specific_install_command.rb', line 46

def execute
  @loc ||= set_location
  @branch ||= set_branch if set_branch
  @ref ||= set_ref
  if @loc.nil?
    raise ArgumentError, "No location received. Use like `gem specific_install -l http://example.com/rdp/specific_install`"
  end
  require 'tempfile' if not defined?(Tempfile)
  Dir.mktmpdir do |dir|
    if subdir = options[:directory]
      abort("Subdir '#{subdir}' is not a valid directory") unless valid_subdir?(subdir)
      @top_dir = dir
      @src_dir = File.join(dir, subdir)
    else
      @top_dir = @src_dir = dir
    end
    determine_source_and_install
  end
end

#usage ⇒ Object 



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# File 'lib/rubygems/commands/specific_install_command.rb', line 42

def usage
  "#{program_name} [LOCATION] [BRANCH] (or command line options for the same)"
end