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proc
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self
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root
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opt
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alt
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ruby23
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lib64
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ruby
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2.3.0
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rubygems
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Filename :
available_set.rb
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# frozen_string_literal: true class Gem::AvailableSet include Enumerable Tuple = Struct.new(:spec, :source) attr_accessor :remote # :nodoc: def initialize @set = [] @sorted = nil @remote = true end attr_reader :set def add(spec, source) @set << Tuple.new(spec, source) @sorted = nil self end def <<(o) case o when Gem::AvailableSet s = o.set when Array s = o.map do |sp,so| if !sp.kind_of?(Gem::Specification) or !so.kind_of?(Gem::Source) raise TypeError, "Array must be in [[spec, source], ...] form" end Tuple.new(sp,so) end else raise TypeError, "must be a Gem::AvailableSet" end @set += s @sorted = nil self end ## # Yields each Tuple in this AvailableSet def each return enum_for __method__ unless block_given? @set.each do |tuple| yield tuple end end ## # Yields the Gem::Specification for each Tuple in this AvailableSet def each_spec return enum_for __method__ unless block_given? each do |tuple| yield tuple.spec end end def empty? @set.empty? end def all_specs @set.map { |t| t.spec } end def match_platform! @set.reject! { |t| !Gem::Platform.match(t.spec.platform) } @sorted = nil self end def sorted @sorted ||= @set.sort do |a,b| i = b.spec <=> a.spec i != 0 ? i : (a.source <=> b.source) end end def size @set.size end def source_for(spec) f = @set.find { |t| t.spec == spec } f.source end ## # Converts this AvailableSet into a RequestSet that can be used to install # gems. # # If +development+ is :none then no development dependencies are installed. # Other options are :shallow for only direct development dependencies of the # gems in this set or :all for all development dependencies. def to_request_set development = :none request_set = Gem::RequestSet.new request_set.development = :all == development each_spec do |spec| request_set.always_install << spec request_set.gem spec.name, spec.version request_set.import spec.development_dependencies if :shallow == development end request_set end ## # # Used by the Resolver, the protocol to use a AvailableSet as a # search Set. def find_all(req) dep = req.dependency match = @set.find_all do |t| dep.match? t.spec end match.map do |t| Gem::Resolver::LocalSpecification.new(self, t.spec, t.source) end end def prefetch(reqs) end def pick_best! return self if empty? @set = [sorted.first] @sorted = nil self end def remove_installed!(dep) @set.reject! do |t| # already locally installed Gem::Specification.any? do |installed_spec| dep.name == installed_spec.name and dep.requirement.satisfied_by? installed_spec.version end end @sorted = nil self end def inject_into_list(dep_list) @set.each { |t| dep_list.add t.spec } end end