Support function arguments in Opal.$yieldX

opal · Oct 26, 2013 · c5f3384 · c5f3384
1 parent e390bc6
commit c5f3384
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/corelib/runtime.js b/corelib/runtime.js
@@ -570,12 +570,20 @@
 
   // handles yield for > 1 yielded arg
   Opal.$yieldX = function(block, args) {
+    if (typeof(block) !== "function") {
+      throw Opal.LocalJumpError.$new("no block given");
+    }
+
     if (block.length > 1 && args.length == 1) {
       if (args[0]._isArray) {
         return block.apply(null, args[0]);
       }
     }
 
+    if (!args._isArray) {
+      args = $slice.call(args);
+    }
+
     return block.apply(null, args);
   };