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Class: Gem::RequestSet::Lockfile

Relationships & Source Files
Namespace Children
Classes:
Parser, Tokenizer
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) ⇒ Lockfile

[ GitHub ] 

  


# File 'lib/rubygems/request_set/lockfile.rb', line 74



def initialize request_set, gem_deps_file, dependencies
  @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?

  @platforms      = []
end


  







Class Method Details



  

    .build(request_set, gem_deps_file, dependencies = nil)  
  



  

    

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


  



  [ GitHub ]


  

  


# File 'lib/rubygems/request_set/lockfile.rb', line 44



def self.build request_set, gem_deps_file, dependencies = nil
  request_set.resolve
  dependencies ||= requests_to_deps request_set.sorted_requests
  new request_set, gem_deps_file, dependencies
end


  







Instance Attribute Details



  

    #platforms   (readonly)
  



  

    

The platforms for this Lockfile


  



  [ GitHub ]


  

  


# File 'lib/rubygems/request_set/lockfile.rb', line 72



attr_reader :platforms


  







Instance Method Details



  

    #add_GIT(out, git_requests)  
  

  [ GitHub ]


  

  


# File 'lib/rubygems/request_set/lockfile.rb', line 125



def add_GIT out, git_requests
  return if git_requests.empty?

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

  by_repository_revision.each do |(repository, revision), requests|
    out << "GIT"
    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
    out << nil
  end
end


  








  

    #requests   (private)
  

  [ GitHub ]


  

  


# File 'lib/rubygems/request_set/lockfile.rb', line 233



def requests
  @set.sorted_requests
end


  








  

    #spec_groups  
  

  [ GitHub ]


  

  


# File 'lib/rubygems/request_set/lockfile.rb', line 195



def spec_groups
  requests.group_by { |request| request.spec.class }
end


  








  

    #to_s  
  



  

    

The contents of the lock file.


  



  [ GitHub ]


  

  


# File 'lib/rubygems/request_set/lockfile.rb', line 202



def to_s
  out = []

  groups = spec_groups

  add_PATH out, groups.delete(Gem::Resolver::VendorSpecification) { [] }

  add_GIT out, groups.delete(Gem::Resolver::GitSpecification) { [] }

  add_GEM out, groups

  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 223



def write
  content = to_s

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