1 files changed, 7 insertions, 3 deletions
diff --git a/lib/bundler/compact_index_client/gem_parser.rb b/lib/bundler/compact_index_client/gem_parser.rb
index e7bf4c6001..60a1817607 100644
--- a/lib/bundler/compact_index_client/gem_parser.rb
+++ b/lib/bundler/compact_index_client/gem_parser.rb
@@ -6,12 +6,15 @@ module Bundler
       GemParser = Gem::Resolver::APISet::GemParser
     else
       class GemParser
+        EMPTY_ARRAY = [].freeze
+        private_constant :EMPTY_ARRAY
+
         def parse(line)
           version_and_platform, rest = line.split(" ", 2)
           version, platform = version_and_platform.split("-", 2)
-          dependencies, requirements = rest.split("|", 2).map {|s| s.split(",") } if rest
-          dependencies = dependencies ? dependencies.map {|d| parse_dependency(d) } : []
-          requirements = requirements ? requirements.map {|d| parse_dependency(d) } : []
+          dependencies, requirements = rest.split("|", 2).map! {|s| s.split(",") } if rest
+          dependencies = dependencies ? dependencies.map! {|d| parse_dependency(d) } : EMPTY_ARRAY
+          requirements = requirements ? requirements.map! {|d| parse_dependency(d) } : EMPTY_ARRAY
           [version, platform, dependencies, requirements]
         end
 
@@ -20,6 +23,7 @@ module Bundler
         def parse_dependency(string)
           dependency = string.split(":")
           dependency[-1] = dependency[-1].split("&") if dependency.size > 1
+          dependency[0] = -dependency[0]
           dependency
         end
       end