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Class: Gem::Source::Git

Relationships & Source Files
Super Chains via Extension / Inclusion / Inheritance
Class Chain:
self, ::Gem::Source
Instance Chain:
self, ::Gem::Source, Comparable
Inherits: Gem::Source
Defined in: lib/rubygems/source/git.rb

Overview

A git gem for use in a gem dependencies file.

Example:

source =
  Gem::Source::Git.new 'rake', 'git@example:rake.git', 'rake-10.1.0', false

source.specs

Class Method Summary

::Gem::Source - Inherited

.new

Creates a new ::Gem::Source which will use the index located at #uri.

Instance Attribute Summary

  • #remote rw

    When false the cache for this repository will not be updated.

  • #root_dir rw

    The directory for cache and git gem installation.

  • #name readonly

    The name of the gem created by this git gem.

  • #need_submodules readonly

    Does this repository need submodules checked out too?

  • #reference readonly

    The commit reference used for checking out this git gem.

  • #repository readonly

    The git repository this gem is sourced from.

::Gem::Source - Inherited

#update_cache?

Returns true when it is possible and safe to update the cache directory.
#uri

The URI this source will fetch gems from.

Instance Method Summary

::Gem::Source - Inherited

#<=>

Sources are ordered by installation preference.
#cache_dir

Returns the local directory to write #uri to.
#download

Downloads spec and writes it to Gem.dir.
#fetch_spec

Fetches a specification for the given name_tuple.
#load_specs

Loads type kind of specs fetching from @uri if the on-disk cache is out of date.

Constructor Details

.new(name, repository, reference, submodules = false) ⇒ Git

Creates a new git gem source for a gems from loaded from #repository at the given #reference. The #name is only used to track the repository back to a gem dependencies file, it has no real significance as a git repository may contain multiple gems. If submodules is true, submodules will be checked out when the gem is installed.

[ GitHub ] 

  


# File 'lib/rubygems/source/git.rb', line 53



def initialize name, repository, reference, submodules = false
  super repository

  @name            = name
  @repository      = repository
  @reference       = reference
  @need_submodules = submodules

  @remote   = true
  @root_dir = Gem.dir
  @git      = ENV['git'] || 'git'
end


  







Instance Attribute Details



  

    #name   (readonly)
  



  

    

The name of the gem created by this git gem.


  



  [ GitHub ]


  

  


# File 'lib/rubygems/source/git.rb', line 19



attr_reader :name


  








  

    #need_submodules   (readonly)
  



  

    

Does this repository need submodules checked out too?


  



  [ GitHub ]


  

  


# File 'lib/rubygems/source/git.rb', line 44



attr_reader :need_submodules


  








  

    #reference   (readonly)
  



  

    

The commit reference used for checking out this git gem.


  



  [ GitHub ]


  

  


# File 'lib/rubygems/source/git.rb', line 24



attr_reader :reference


  








  

    #remote   (rw)
  



  

    

When false the cache for this repository will not be updated.


  



  [ GitHub ]


  

  


# File 'lib/rubygems/source/git.rb', line 29



attr_accessor :remote


  








  

    #repository   (readonly)
  



  

    

The git repository this gem is sourced from.


  



  [ GitHub ]


  

  


# File 'lib/rubygems/source/git.rb', line 34



attr_reader :repository


  








  

    #root_dir   (rw)
  



  

    

The directory for cache and git gem installation


  



  [ GitHub ]


  

  


# File 'lib/rubygems/source/git.rb', line 39



attr_accessor :root_dir


  







Instance Method Details



  

    #<=>(other)  
  

  [ GitHub ]


  

  


# File 'lib/rubygems/source/git.rb', line 66



def <=> other
  case other
  when Gem::Source::Git then
    0
  when Gem::Source::Vendor,
       Gem::Source::Lock then
    -1
  when Gem::Source then
    1
  else
    nil
  end
end


  








  

    #specs  
  



  

    

Loads all gemspecs in the repository


  



  [ GitHub ]


  

  


# File 'lib/rubygems/source/git.rb', line 197



def specs
  checkout

  return [] unless install_dir

  Dir.chdir install_dir do
    Dir['{,*,*/*}.gemspec'].map do |spec_file|
      directory = File.dirname spec_file
      file      = File.basename spec_file

      Dir.chdir directory do
        spec = Gem::Specification.load file
        if spec then
          spec.base_dir = base_dir

          spec.extension_dir =
            File.join base_dir, 'extensions', Gem::Platform.local.to_s,
              Gem.extension_api_version, "#{name}-#{dir_shortref}"

          spec.full_gem_path = File.dirname spec.loaded_from if spec
        end
        spec
      end
    end.compact
  end
end