v1.10.3

benchmark/index.js

@@ -140,9 +140,9 @@ var sizeBenchmark = function (code, loc, name, compiler) {
   });
   if (!output) return;
 
-  go(function () {
-    return uglify.minify(output, { fromString: true }).code;
-  }, uglifyTitle);
+  //go(function () {
+  //  return uglify.minify(output, { fromString: true }).code;
+  //}, uglifyTitle);
 };
 
 //

lib/6to5/file.js

@@ -84,7 +84,8 @@ File.prototype.parse = function (code) {
   code = this.parseShebang(code);
 
   return util.parse(this.opts, code, function (tree) {
-    return self.transform(tree);
+    self.transform(tree);
+    return self.generate();
   });
 };
 
@@ -96,8 +97,6 @@ File.prototype.transform = function (ast) {
   _.each(transform.transformers, function (transformer) {
     transformer.transform(self);
   });
-
-  return this.generate();
 };
 
 File.prototype.generate = function () {

lib/6to5/transform.js

@@ -71,7 +71,7 @@ transform.test = function (task, assert) {
 
 transform._ensureTransformerNames = function (type, keys) {
   _.each(keys, function (key) {
-    if (key[0] === "_" || !_.has(transform.transformers, key)) {
+    if (!_.has(transform.transformers, key)) {
       throw new ReferenceError("unknown transformer " + key + " specified in " + type);
     }
   });

lib/6to5/util.js

@@ -268,12 +268,15 @@ exports.parse = function (opts, code, callback) {
   } catch (err) {
     if (!err._6to5) {
       err._6to5 = true;
-      err.message = opts.filename + ": " + err.message;
+      var message = opts.filename + ": " + err.message;
 
       if (err.loc) {
         var frame = exports.codeFrame(code, err.loc.line, err.loc.column);
-        err.message = err.message + frame;
+        message += frame;
       }
+
+      err.stack = err.stack.replace(err.message, message);
+      err.message = message;
     }
 
     throw err;

package.json

@@ -1,7 +1,7 @@
 {
   "name": "6to5",
   "description": "Turn ES6 code into readable vanilla ES5 with source maps",
-  "version": "1.10.1",
+  "version": "1.10.3",
   "author": "Sebastian McKenzie <sebmck@gmail.com>",
   "homepage": "https://github.com/sebmck/6to5",
   "repository": {