simplfy function name inference wrapper - closes #1002

src/babel/transformation/helpers/name-method.js

@@ -25,13 +25,12 @@ var wrap = function (state, method, id, scope) {
     var template = util.template(templateName, {
       FUNCTION: method,
       FUNCTION_ID: id,
-      FUNCTION_KEY: scope.generateUidIdentifier(id.name),
+      FUNCTION_KEY: scope.generateUidIdentifier(id.name)
-      WRAPPER_KEY: scope.generateUidIdentifier(id.name + "Wrapper")
     });
 
     // shim in dummy params to retain function arity, if you try to read the
     // source then you'll get the original since it's proxied so it's all good
-    var params = template.callee.body.body[0].declarations[0].init.params;
+    var params = template.callee.body.body[0].params;
     for (var i = 0, len = getFunctionArity(method); i < len; i++) {
       params.push(scope.generateUidIdentifier("x"));
     }

src/babel/transformation/templates/property-method-assignment-wrapper-generator.js

@@ -1,11 +1,11 @@
 (function (FUNCTION_KEY) {
-  var WRAPPER_KEY = function* FUNCTION_ID() {
+  function* FUNCTION_ID() {
-    return yield* FUNCTION_KEY.apply(this, arguments);
+    return yield* FUNCTION_ID.apply(this, arguments);
+  }
+
+  FUNCTION_ID.toString = function () {
+    return FUNCTION_ID.toString();
   };
 
-  WRAPPER_KEY.toString = function () {
+  return FUNCTION_ID;
-    return FUNCTION_KEY.toString();
-  };
-
-  return WRAPPER_KEY;
 })(FUNCTION)

src/babel/transformation/templates/property-method-assignment-wrapper.js

@@ -1,11 +1,11 @@
 (function (FUNCTION_KEY) {
-  var WRAPPER_KEY = function FUNCTION_ID() {
+  function FUNCTION_ID() {
     return FUNCTION_KEY.apply(this, arguments);
-  };
+  }
 
-  WRAPPER_KEY.toString = function () {
+  FUNCTION_ID.toString = function () {
-    return FUNCTION_KEY.toString();
+    return FUNCTION_ID.toString();
-  };
+  }
 
-  return WRAPPER_KEY;
+  return FUNCTION_ID;
 })(FUNCTION)

test/core/fixtures/transformation/spec.function-name/assignment/expected.js

@@ -1,15 +1,15 @@
 "use strict";
 
 var i = (function (_i) {
-  var _iWrapper = function i() {
+  function i() {
     return _i.apply(this, arguments);
+  }
+
+  i.toString = function () {
+    return i.toString();
   };
 
-  _iWrapper.toString = function () {
+  return i;
-    return _i.toString();
-  };
-
-  return _iWrapper;
 })(function () {
   i = 5;
 });

test/core/fixtures/transformation/spec.function-name/object/expected.js

@@ -8,15 +8,15 @@ var obj = {
   },
 
   h: (function (_h) {
-    var _hWrapper = function h() {
+    function h() {
       return _h.apply(this, arguments);
+    }
+
+    h.toString = function () {
+      return h.toString();
     };
 
-    _hWrapper.toString = function () {
+    return h;
-      return _h.toString();
-    };
-
-    return _hWrapper;
   })(function () {
     console.log(h);
   }),

test/core/fixtures/transformation/spec.function-name/own-bindings/expected.js

@@ -5,27 +5,27 @@ var f = function f() {
 };
 
 var f = (function (_f) {
-  var _fWrapper = function f(_x) {
+  function f(_x) {
     return _f.apply(this, arguments);
+  }
+
+  f.toString = function () {
+    return f.toString();
   };
 
-  _fWrapper.toString = function () {
+  return f;
-    return _f.toString();
-  };
-
-  return _fWrapper;
 })(function (f) {});
 
 var obj = {
   f: (function (_f) {
-    var _fWrapper = function f(_x) {
+    function f(_x) {
       return _f.apply(this, arguments);
+    }
+
+    f.toString = function () {
+      return f.toString();
     };
 
-    _fWrapper.toString = function () {
+    return f;
-      return _f.toString();
-    };
-
-    return _fWrapper;
   })(function (f) {})
 };

test/core/fixtures/transformation/spec.function-name/self-reference/expected.js

@@ -1,15 +1,15 @@
 "use strict";
 
 var f = (function (_f) {
-  var _fWrapper = function f() {
+  function f() {
     return _f.apply(this, arguments);
+  }
+
+  f.toString = function () {
+    return f.toString();
   };
 
-  _fWrapper.toString = function () {
+  return f;
-    return _f.toString();
-  };
-
-  return _fWrapper;
 })(function () {
   console.log(f, g);
 });