[rubygems/rubygems] Show gemspec location when a Gem::MissingSpecError is raised while trying to activate a gem

https://github.com/rubygems/rubygems/commit/4da54a8e8b

1 files changed, 5 insertions, 1 deletions

diff --git a/lib/rubygems/specification.rb b/lib/rubygems/specification.rb
index ad988a5a1e..bcb5da52a3 100644
--- a/lib/rubygems/specification.rb
+++ b/lib/rubygems/specification.rb
@@ -1395,7 +1395,11 @@ class Gem::Specification < Gem::BasicSpecification
         raise e
       end
 
-      specs = spec_dep.to_specs
+      begin
+        specs = spec_dep.to_specs
+      rescue Gem::MissingSpecError => e
+        raise Gem::MissingSpecError.new(e.name, e.requirement, "at: #{self.spec_file}")
+      end
 
       if specs.size == 1
         specs.first.activate