class Gem::Resolver::ActivationRequest - RDoc Documentation

# class Gem::Resolver::ActivationRequest

Specifies a Specification object that should be activated. Also contains a dependency that was used to introduce this activation.

### Attributes

request[R]

The parent request for this activation request.

spec[R]

The specification to be activated.

### Public Class Methods

new(spec, request) click to toggle source

Creates a new `ActivationRequest` that will activate `spec`. The parent `request` is used to provide diagnostics in case of conflicts.

    # File lib/rubygems/resolver/activation_request.rb, line 21
    def initialize(spec, request)
      @spec = spec
      @request = request
    end

### Public Instance Methods

development?() click to toggle source

Is this activation request for a development dependency?

    # File lib/rubygems/resolver/activation_request.rb, line 48
    def development?
      @request.development?
    end

download(path) click to toggle source

Downloads a gem at `path` and returns the file path.

    # File lib/rubygems/resolver/activation_request.rb, line 55
    def download(path)
      Gem.ensure_gem_subdirectories path

      if @spec.respond_to? :sources
        exception = nil
        path = @spec.sources.find do |source|
          begin
            source.download full_spec, path
          rescue exception
          end
        end
        return path      if path
        raise  exception if exception

      elsif @spec.respond_to? :source
        source = @spec.source
        source.download full_spec, path

      else
        source = Gem.sources.first
        source.download full_spec, path
      end
    end

eql?(other) click to toggle source

    # File lib/rubygems/resolver/activation_request.rb, line 37
    def eql?(other)
      self == other
    end

full_name() click to toggle source

The full name of the specification to be activated.

    # File lib/rubygems/resolver/activation_request.rb, line 82
    def full_name
      name_tuple.full_name
    end

Also aliased as: to_s
full_spec() click to toggle source

The `Gem::Specification` for this activation request.

    # File lib/rubygems/resolver/activation_request.rb, line 91
    def full_spec
      Gem::Specification === @spec ? @spec : @spec.spec
    end

hash() click to toggle source

    # File lib/rubygems/resolver/activation_request.rb, line 41
    def hash
      @spec.hash
    end

installed?() click to toggle source

True if the requested gem has already been installed.

    # File lib/rubygems/resolver/activation_request.rb, line 104
    def installed?
      case @spec
      when Gem::Resolver::VendorSpecification then
        true
      else
        this_spec = full_spec

        Gem::Specification.any? do |s|
          s == this_spec
        end
      end
    end

name() click to toggle source

The name of this activation request’s specification

    # File lib/rubygems/resolver/activation_request.rb, line 120
    def name
      @spec.name
    end

parent() click to toggle source

Return the `ActivationRequest` that contained the dependency that we were activated for.

    # File lib/rubygems/resolver/activation_request.rb, line 128
    def parent
      @request.requester
    end

platform() click to toggle source

The platform of this activation request’s specification

    # File lib/rubygems/resolver/activation_request.rb, line 153
    def platform
      @spec.platform
    end

to_s()
Alias for: full_name
version() click to toggle source

The version of this activation request’s specification

    # File lib/rubygems/resolver/activation_request.rb, line 146
    def version
      @spec.version
    end

### Private Instance Methods

name_tuple() click to toggle source

    # File lib/rubygems/resolver/activation_request.rb, line 159
    def name_tuple
      @name_tuple ||= Gem::NameTuple.new(name, version, platform)
    end