[RubyGemsIntegration] Implement #matches_for_glob for RG < 1.8

2 files changed, 9 insertions, 1 deletions

diff --git a/lib/bundler/installer.rb b/lib/bundler/installer.rb
index 813edbcda9..b5d528d865 100644
--- a/lib/bundler/installer.rb
+++ b/lib/bundler/installer.rb
@@ -174,7 +174,7 @@ module Bundler
 
       requested_path_gems = @definition.requested_specs.select {|s| s.source.is_a?(Source::Path) }
       path_plugin_files = requested_path_gems.map do |spec|
-        spec.matches_for_glob("rubygems_plugin#{Bundler.rubygems.suffix_pattern}")
+        Bundler.rubygems.spec_matches_for_glob(spec, "rubygems_plugin#{Bundler.rubygems.suffix_pattern}")
       end.flatten
       Bundler.rubygems.load_plugin_files(path_plugin_files)
     end
diff --git a/lib/bundler/rubygems_integration.rb b/lib/bundler/rubygems_integration.rb
index 7bd49a5cfb..edc931e79f 100644
--- a/lib/bundler/rubygems_integration.rb
+++ b/lib/bundler/rubygems_integration.rb
@@ -84,6 +84,14 @@ module Bundler
       spec.respond_to?(:default_gem?) && spec.default_gem?
     end
 
+    def spec_matches_for_glob(spec, glob)
+      return spec.matches_for_glob(glob) if spec.respond_to?(:matches_for_glob)
+
+      spec.load_paths.map do |lp|
+        Dir["#{lp}/#{glob}#{suffix_pattern}"]
+      end.flatten(1)
+    end
+
     def stub_set_spec(stub, spec)
       stub.instance_variable_set(:@spec, spec)
     end