Class: Gem::Resolver::ActivationRequest

Inherits:
Object
  • Object
show all
Defined in:
lib/rubygems/resolver/activation_request.rb

Overview

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(spec, request) ⇒ ActivationRequest

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



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# File 'lib/rubygems/resolver/activation_request.rb', line 22

def initialize(spec, request)
  @spec = spec
  @request = request
end

Instance Attribute Details

#request ⇒ Object (readonly)

The parent request for this activation request.



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# File 'lib/rubygems/resolver/activation_request.rb', line 11

def request
  @request
end

#spec ⇒ Object (readonly)

The specification to be activated.



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# File 'lib/rubygems/resolver/activation_request.rb', line 16

def spec
  @spec
end

Instance Method Details

#==(other) ⇒ Object

:nodoc:



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# File 'lib/rubygems/resolver/activation_request.rb', line 27

def ==(other) # :nodoc:
  case other
  when Gem::Specification
    @spec == other
  when Gem::Resolver::ActivationRequest
    @spec == other.spec
  else
    false
  end
end

#development? ⇒ Boolean

Is this activation request for a development dependency?

Returns:

  • (Boolean) 


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# File 'lib/rubygems/resolver/activation_request.rb', line 49

def development?
  @request.development?
end

#download(path) ⇒ Object

Downloads a gem at path and returns the file path.



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# File 'lib/rubygems/resolver/activation_request.rb', line 56

def download(path)
  Gem.ensure_gem_subdirectories path

  if @spec.respond_to? :sources
    exception = nil
    path = @spec.sources.find do |source|
      source.download full_spec, path
    rescue exception
    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) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rubygems/resolver/activation_request.rb', line 38

def eql?(other)
  self == other
end

#full_name ⇒ Object Also known as: to_s

The full name of the specification to be activated.



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# File 'lib/rubygems/resolver/activation_request.rb', line 81

def full_name
  name_tuple.full_name
end

#full_spec ⇒ Object

The Gem::Specification for this activation request.



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# File 'lib/rubygems/resolver/activation_request.rb', line 90

def full_spec
  Gem::Specification === @spec ? @spec : @spec.spec
end

#hash ⇒ Object 



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# File 'lib/rubygems/resolver/activation_request.rb', line 42

def hash
  @spec.hash
end

#inspect ⇒ Object

:nodoc:



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# File 'lib/rubygems/resolver/activation_request.rb', line 94

def inspect # :nodoc:
  format("#<%s for %p from %s>", self.class, @spec, @request)
end

#installed? ⇒ Boolean

True if the requested gem has already been installed.

Returns:

  • (Boolean) 


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# File 'lib/rubygems/resolver/activation_request.rb', line 101

def installed?
  case @spec
  when Gem::Resolver::VendorSpecification then
    true
  else
    this_spec = full_spec

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

#name ⇒ Object

The name of this activation request’s specification



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# File 'lib/rubygems/resolver/activation_request.rb', line 117

def name
  @spec.name
end

#parent ⇒ Object

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



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# File 'lib/rubygems/resolver/activation_request.rb', line 125

def parent
  @request.requester
end

#platform ⇒ Object

The platform of this activation request’s specification



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# File 'lib/rubygems/resolver/activation_request.rb', line 150

def platform
  @spec.platform
end

#pretty_print(q) ⇒ Object

:nodoc:



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# File 'lib/rubygems/resolver/activation_request.rb', line 129

def pretty_print(q) # :nodoc:
  q.group 2, "[Activation request", "]" do
    q.breakable
    q.pp @spec

    q.breakable
    q.text " for "
    q.pp @request
  end
end

#version ⇒ Object

The version of this activation request’s specification



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# File 'lib/rubygems/resolver/activation_request.rb', line 143

def version
  @spec.version
end