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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/source/lock.rb
Fresh start
Diffstat (limited to 'jni/ruby/lib/rubygems/source/lock.rb')
-rw-r--r--jni/ruby/lib/rubygems/source/lock.rb48
1 files changed, 48 insertions, 0 deletions
diff --git a/jni/ruby/lib/rubygems/source/lock.rb b/jni/ruby/lib/rubygems/source/lock.rb
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+++ b/jni/ruby/lib/rubygems/source/lock.rb
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+##
+# A Lock source wraps an installed gem's source and sorts before other sources
+# during dependency resolution. This allows RubyGems to prefer gems from
+# dependency lock files.
+
+class Gem::Source::Lock < Gem::Source
+
+ ##
+ # The wrapped Gem::Source
+
+ attr_reader :wrapped
+
+ ##
+ # Creates a new Lock source that wraps +source+ and moves it earlier in the
+ # sort list.
+
+ def initialize source
+ @wrapped = source
+ end
+
+ def <=> other # :nodoc:
+ case other
+ when Gem::Source::Lock then
+ @wrapped <=> other.wrapped
+ when Gem::Source then
+ 1
+ else
+ nil
+ end
+ end
+
+ def == other # :nodoc:
+ 0 == (self <=> other)
+ end
+
+ ##
+ # Delegates to the wrapped source's fetch_spec method.
+
+ def fetch_spec name_tuple
+ @wrapped.fetch_spec name_tuple
+ end
+
+ def uri # :nodoc:
+ @wrapped.uri
+ end
+
+end
+