mirror of
https://github.com/ruby/ruby.git
synced 2022-11-09 12:17:21 -05:00
104 lines
2.7 KiB
Ruby
104 lines
2.7 KiB
Ruby
# frozen_string_literal: true
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##
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# Represents a specification retrieved via the rubygems.org API.
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#
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# This is used to avoid loading the full Specification object when all we need
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# is the name, version, and dependencies.
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class Gem::Resolver::APISpecification < Gem::Resolver::Specification
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##
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# We assume that all instances of this class are immutable;
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# so avoid duplicated generation for performance.
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@@cache = {}
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def self.new(set, api_data)
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cache_key = [set, api_data]
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cache = @@cache[cache_key]
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return cache if cache
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@@cache[cache_key] = super
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end
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##
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# Creates an APISpecification for the given +set+ from the rubygems.org
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# +api_data+.
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#
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# See https://guides.rubygems.org/rubygems-org-api/#misc_methods for the
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# format of the +api_data+.
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def initialize(set, api_data)
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super()
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@set = set
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@name = api_data[:name]
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@version = Gem::Version.new(api_data[:number]).freeze
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@platform = Gem::Platform.new(api_data[:platform]).freeze
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@original_platform = api_data[:platform].freeze
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@dependencies = api_data[:dependencies].map do |name, ver|
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Gem::Dependency.new(name, ver.split(/\s*,\s*/)).freeze
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end.freeze
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@required_ruby_version = Gem::Requirement.new(api_data.dig(:requirements, :ruby)).freeze
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@required_rubygems_version = Gem::Requirement.new(api_data.dig(:requirements, :rubygems)).freeze
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end
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def ==(other) # :nodoc:
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self.class === other &&
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@set == other.set &&
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@name == other.name &&
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@version == other.version &&
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@platform == other.platform
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end
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def hash
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@set.hash ^ @name.hash ^ @version.hash ^ @platform.hash
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end
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def fetch_development_dependencies # :nodoc:
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spec = source.fetch_spec Gem::NameTuple.new @name, @version, @platform
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@dependencies = spec.dependencies
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end
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def installable_platform? # :nodoc:
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Gem::Platform.match_gem? @platform, @name
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end
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def pretty_print(q) # :nodoc:
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q.group 2, "[APISpecification", "]" do
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q.breakable
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q.text "name: #{name}"
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q.breakable
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q.text "version: #{version}"
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q.breakable
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q.text "platform: #{platform}"
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q.breakable
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q.text "dependencies:"
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q.breakable
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q.pp @dependencies
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q.breakable
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q.text "set uri: #{@set.dep_uri}"
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end
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end
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##
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# Fetches a Gem::Specification for this APISpecification.
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def spec # :nodoc:
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@spec ||=
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begin
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tuple = Gem::NameTuple.new @name, @version, @platform
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source.fetch_spec tuple
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rescue Gem::RemoteFetcher::FetchError
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raise if @original_platform == @platform
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tuple = Gem::NameTuple.new @name, @version, @original_platform
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source.fetch_spec tuple
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end
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end
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def source # :nodoc:
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@set.source
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end
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end
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