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##
# The LockSpecification comes from a lockfile (Gem::RequestSet::Lockfile).
#
# A LockSpecification's dependency information is pre-filled from the
# lockfile.
class Gem::Resolver::LockSpecification < Gem::Resolver::Specification
def initialize set, name, version, source, platform
super()
@name = name
@platform = platform
@set = set
@source = source
@version = version
@dependencies = []
@spec = nil
end
##
# This is a null install as a locked specification is considered installed.
# +options+ are ignored.
def install options = {}
destination = options[:install_dir] || Gem.dir
if File.exist? File.join(destination, 'specifications', spec.spec_name) then
yield nil
return
end
super
end
##
# Adds +dependency+ from the lockfile to this specification
def add_dependency dependency # :nodoc:
@dependencies << dependency
end
def pretty_print q # :nodoc:
q.group 2, '[LockSpecification', ']' do
q.breakable
q.text "name: #{@name}"
q.breakable
q.text "version: #{@version}"
unless @platform == Gem::Platform::RUBY then
q.breakable
q.text "platform: #{@platform}"
end
unless @dependencies.empty? then
q.breakable
q.text 'dependencies:'
q.breakable
q.pp @dependencies
end
end
end
##
# A specification constructed from the lockfile is returned
def spec
@spec ||= Gem::Specification.find { |spec|
spec.name == @name and spec.version == @version
}
@spec ||= Gem::Specification.new do |s|
s.name = @name
s.version = @version
s.platform = @platform
s.dependencies.concat @dependencies
end
end
end
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