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|
# frozen_string_literal: true
module Bundler
# used for Creating Specifications from the Gemcutter Endpoint
class EndpointSpecification < Gem::Specification
include MatchPlatform
attr_reader :name, :version, :platform, :checksum
attr_accessor :source, :remote, :dependencies
def initialize(name, version, platform, spec_fetcher, dependencies, metadata = nil)
super()
@name = name
@version = Gem::Version.create version
@platform = platform
@spec_fetcher = spec_fetcher
@dependencies = dependencies.map {|dep, reqs| build_dependency(dep, reqs) }
@loaded_from = nil
@remote_specification = nil
parse_metadata(metadata)
end
def required_ruby_version
@required_ruby_version ||= _remote_specification.required_ruby_version
end
# A fallback is included because the original version of the specification
# API didn't include that field, so some marshalled specs in the index have it
# set to +nil+.
def required_rubygems_version
@required_rubygems_version ||= _remote_specification.required_rubygems_version || Gem::Requirement.default
end
def fetch_platform
@platform
end
# needed for standalone, load required_paths from local gemspec
# after the gem is installed
def require_paths
if @remote_specification
@remote_specification.require_paths
elsif _local_specification
_local_specification.require_paths
else
super
end
end
# needed for inline
def load_paths
# remote specs aren't installed, and can't have load_paths
if _local_specification
_local_specification.load_paths
else
super
end
end
# needed for binstubs
def executables
if @remote_specification
@remote_specification.executables
elsif _local_specification
_local_specification.executables
else
super
end
end
# needed for bundle clean
def bindir
if @remote_specification
@remote_specification.bindir
elsif _local_specification
_local_specification.bindir
else
super
end
end
# needed for post_install_messages during install
def post_install_message
if @remote_specification
@remote_specification.post_install_message
elsif _local_specification
_local_specification.post_install_message
else
super
end
end
# needed for "with native extensions" during install
def extensions
if @remote_specification
@remote_specification.extensions
elsif _local_specification
_local_specification.extensions
else
super
end
end
def _local_specification
return unless @loaded_from && File.exist?(local_specification_path)
eval(File.read(local_specification_path)).tap do |spec|
spec.loaded_from = @loaded_from
end
end
def __swap__(spec)
SharedHelpers.ensure_same_dependencies(self, dependencies, spec.dependencies)
@remote_specification = spec
end
private
def _remote_specification
@_remote_specification ||= @spec_fetcher.fetch_spec([@name, @version, @platform])
end
def local_specification_path
"#{base_dir}/specifications/#{full_name}.gemspec"
end
def parse_metadata(data)
unless data
@required_ruby_version = nil
@required_rubygems_version = nil
return
end
data.each do |k, v|
next unless v
case k.to_s
when "checksum"
@checksum = v.last
when "rubygems"
@required_rubygems_version = Gem::Requirement.new(v)
when "ruby"
@required_ruby_version = Gem::Requirement.new(v)
end
end
rescue StandardError => e
raise GemspecError, "There was an error parsing the metadata for the gem #{name} (#{version}): #{e.class}\n#{e}\nThe metadata was #{data.inspect}"
end
def build_dependency(name, requirements)
Gem::Dependency.new(name, requirements)
end
end
end
|
