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Class: Gem::RequestSet::Lockfile

Relationships & Source Files
Namespace Children
Exceptions:
ParseError
Inherits: Object
Defined in: lib/rubygems/request_set/lockfile.rb

Overview

Parses a gem.deps.rb.lock file and constructs a LockSet containing the dependencies found inside. If the lock file is missing no LockSet is constructed.

Class Method Summary

Instance Attribute Summary

Instance Method Summary

Constructor Details

.new(request_set, gem_deps_file, dependencies = nil) ⇒ Lockfile

Creates a new Lockfile for the given request_set and gem_deps_file location.

[ GitHub ] 

  


# File 'lib/rubygems/request_set/lockfile.rb', line 52



def initialize request_set, gem_deps_file, dependencies = nil
  @set           = request_set
  @dependencies  = dependencies
  @gem_deps_file = File.expand_path(gem_deps_file)
  @gem_deps_dir  = File.dirname(@gem_deps_file)

  @gem_deps_file.untaint unless gem_deps_file.tainted?

  @current_token  = nil
  @line           = 0
  @line_pos       = 0
  @platforms      = []
  @tokens         = []
end


  







Instance Attribute Details



  

    #platforms   (readonly)
  



  

    

The platforms for this Lockfile


  



  [ GitHub ]


  

  


# File 'lib/rubygems/request_set/lockfile.rb', line 46



attr_reader :platforms


  







Instance Method Details



  

    #add_GIT(out)  
  

  [ GitHub ]


  

  


# File 'lib/rubygems/request_set/lockfile.rb', line 139



def add_GIT out
  return unless git_requests =
    @spec_groups.delete(Gem::Resolver::GitSpecification)

  by_repository_revision = git_requests.group_by do |request|
    source = request.spec.source
    [source.repository, source.rev_parse]
  end

  out << "GIT"
  by_repository_revision.each do |(repository, revision), requests|
    out << "  remote: #{repository}"
    out << "  revision: #{revision}"
    out << "  specs:"

    requests.sort_by { |request| request.name }.each do |request|
      out << "    #{request.name} (#{request.version})"

      dependencies = request.spec.dependencies.sort_by { |dep| dep.name }
      dependencies.each do |dep|
        out << "      #{dep.name}#{dep.requirement.for_lockfile}"
      end
    end
  end

  out << nil
end


  








  

    #to_s  
  



  

    

The contents of the lock file.


  



  [ GitHub ]


  

  


# File 'lib/rubygems/request_set/lockfile.rb', line 530



def to_s
  @set.resolve

  out = []

  @requests = @set.sorted_requests

  @spec_groups = @requests.group_by do |request|
    request.spec.class
  end

  add_PATH out

  add_GIT out

  add_GEM out

  add_PLATFORMS out

  add_DEPENDENCIES out

  out.join "\n"
end


  








  

    #write  
  



  

    

Writes the lock file alongside the gem dependencies file


  



  [ GitHub ]


  

  


# File 'lib/rubygems/request_set/lockfile.rb', line 641



def write
  content = to_s

  open "#{@gem_deps_file}.lock", 'w' do |io|
    io.write content
  end
end