Current File : //opt/alt/ruby26/lib64/ruby/2.6.0/rubygems/resolver/dependency_request.rb
# frozen_string_literal: true
##
# Used Internally. Wraps a Dependency object to also track which spec
# contained the Dependency.
class Gem::Resolver::DependencyRequest
##
# The wrapped Gem::Dependency
attr_reader :dependency
##
# The request for this dependency.
attr_reader :requester
##
# Creates a new DependencyRequest for +dependency+ from +requester+.
# +requester may be nil if the request came from a user.
def initialize(dependency, requester)
@dependency = dependency
@requester = requester
end
def ==(other) # :nodoc:
case other
when Gem::Dependency
@dependency == other
when Gem::Resolver::DependencyRequest
@dependency == other.dependency && @requester == other.requester
else
false
end
end
##
# Is this dependency a development dependency?
def development?
@dependency.type == :development
end
##
# Does this dependency request match +spec+?
#
# NOTE: #match? only matches prerelease versions when #dependency is a
# prerelease dependency.
def match?(spec, allow_prerelease = false)
@dependency.match? spec, nil, allow_prerelease
end
##
# Does this dependency request match +spec+?
#
# NOTE: #matches_spec? matches prerelease versions. See also #match?
def matches_spec?(spec)
@dependency.matches_spec? spec
end
##
# The name of the gem this dependency request is requesting.
def name
@dependency.name
end
def type
@dependency.type
end
##
# Indicate that the request is for a gem explicitly requested by the user
def explicit?
@requester.nil?
end
##
# Indicate that the request is for a gem requested as a dependency of
# another gem
def implicit?
!explicit?
end
##
# Return a String indicating who caused this request to be added (only
# valid for implicit requests)
def request_context
@requester ? @requester.request : "(unknown)"
end
def pretty_print(q) # :nodoc:
q.group 2, '[Dependency request ', ']' do
q.breakable
q.text @dependency.to_s
q.breakable
q.text ' requested by '
q.pp @requester
end
end
##
# The version requirement for this dependency request
def requirement
@dependency.requirement
end
def to_s # :nodoc:
@dependency.to_s
end
end