[EXPERIMENTAL] Make Module#name return a frozen String

    * Always the same frozen String for a given Module or Class.
    * Avoids extra allocations whenever calling Module#name.
    * See [Feature #16150]

1 files changed, 4 insertions, 0 deletions

diff --git a/NEWS b/NEWS
index 4e168518ca..d23cadde3e 100644
--- a/NEWS
+++ b/NEWS
@@ -174,6 +174,10 @@ Module::
 
     * Module#autoload? now takes an +inherit+ optional argument, like as
       Module#const_defined?.  [Feature #15777]
+    
+    * Module#name now always return a frozen String. The returned String is
+      always the same for a given Module. This change is experimental
+      [Feature #16150]
 
 ObjectSpace::WeakMap::