[rubygems/rubygems] Show better error when installed gemspecs are unreadable

https://github.com/rubygems/rubygems/commit/924f87c8a9

1 files changed, 12 insertions, 0 deletions

diff --git a/lib/bundler/rubygems_ext.rb b/lib/bundler/rubygems_ext.rb
index e0582beba2..a7539f4adb 100644
--- a/lib/bundler/rubygems_ext.rb
+++ b/lib/bundler/rubygems_ext.rb
@@ -146,6 +146,18 @@ module Gem
     end
   end
 
+  module BetterPermissionError
+    def data
+      Bundler::SharedHelpers.filesystem_access(loaded_from, :read) do
+        super
+      end
+    end
+  end
+
+  class StubSpecification
+    prepend BetterPermissionError
+  end
+
   class Dependency
     include ::Bundler::ForcePlatform