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authorJari Vetoniemi <jari.vetoniemi@indooratlas.com>2020-03-16 18:49:26 +0900
committerJari Vetoniemi <jari.vetoniemi@indooratlas.com>2020-03-30 00:39:06 +0900
commitfcbf63e62c627deae76c1b8cb8c0876c536ed811 (patch)
tree64cb17de3f41a2b6fef2368028fbd00349946994 /jni/ruby/lib/rubygems/resolver/vendor_set.rb
Fresh start
Diffstat (limited to 'jni/ruby/lib/rubygems/resolver/vendor_set.rb')
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diff --git a/jni/ruby/lib/rubygems/resolver/vendor_set.rb b/jni/ruby/lib/rubygems/resolver/vendor_set.rb
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+##
+# A VendorSet represents gems that have been unpacked into a specific
+# directory that contains a gemspec.
+#
+# This is used for gem dependency file support.
+#
+# Example:
+#
+# set = Gem::Resolver::VendorSet.new
+#
+# set.add_vendor_gem 'rake', 'vendor/rake'
+#
+# The directory vendor/rake must contain an unpacked rake gem along with a
+# rake.gemspec (watching the given name).
+
+class Gem::Resolver::VendorSet < Gem::Resolver::Set
+
+ ##
+ # The specifications for this set.
+
+ attr_reader :specs # :nodoc:
+
+ def initialize # :nodoc:
+ super()
+
+ @directories = {}
+ @specs = {}
+ end
+
+ ##
+ # Adds a specification to the set with the given +name+ which has been
+ # unpacked into the given +directory+.
+
+ def add_vendor_gem name, directory # :nodoc:
+ gemspec = File.join directory, "#{name}.gemspec"
+
+ spec = Gem::Specification.load gemspec
+
+ raise Gem::GemNotFoundException,
+ "unable to find #{gemspec} for gem #{name}" unless spec
+
+ spec.full_gem_path = File.expand_path directory
+
+ @specs[spec.name] = spec
+ @directories[spec] = directory
+
+ spec
+ end
+
+ ##
+ # Returns an Array of VendorSpecification objects matching the
+ # DependencyRequest +req+.
+
+ def find_all req
+ @specs.values.select do |spec|
+ req.match? spec
+ end.map do |spec|
+ source = Gem::Source::Vendor.new @directories[spec]
+ Gem::Resolver::VendorSpecification.new self, spec, source
+ end
+ end
+
+ ##
+ # Loads a spec with the given +name+. +version+, +platform+ and +source+ are
+ # ignored.
+
+ def load_spec name, version, platform, source # :nodoc:
+ @specs.fetch name
+ end
+
+ def pretty_print q # :nodoc:
+ q.group 2, '[VendorSet', ']' do
+ next if @directories.empty?
+ q.breakable
+
+ dirs = @directories.map do |spec, directory|
+ "#{spec.full_name}: #{directory}"
+ end
+
+ q.seplist dirs do |dir|
+ q.text dir
+ end
+ end
+ end
+
+end
+