Suppress "method redefined" warning

ruby · Apr 29, 2020 · 5f0aee5 · 5f0aee5
1 parent cdbb9df
commit 5f0aee5
Showing 1 changed file with 6 additions and 3 deletions.
diff --git a/lib/irb/extend-command.rb b/lib/irb/extend-command.rb
@@ -173,11 +173,14 @@ def #{cmd_name}(*opts, &b)
             args << "&block"
             args = args.join(", ")
             line = __LINE__; eval %[
-              def #{cmd_name}(\#{args})
-            ExtendCommand::#{cmd_class}.execute(irb_context, \#{args})
+              unless self.class.class_variable_defined?(:@@#{cmd_name}_)
+              self.class.class_variable_set(:@@#{cmd_name}_, true)
+                def #{cmd_name}_(\#{args})
+                  ExtendCommand::#{cmd_class}.execute(irb_context, \#{args})
+                end
               end
             ], nil, __FILE__, line
-            send :#{cmd_name}, *opts, &b
+            send :#{cmd_name}_, *opts, &b
           end
         ], nil, __FILE__, line
       else