Break safe string out into standalone module

lib/handlebars.js

@@ -2,8 +2,9 @@ import { HandlebarsEnvironment, createFrame, logger, log } from "./handlebars/ba
 
 // Each of these augment the Handlebars object. No need to setup here.
 // (This is done to easily share code between commonjs and browse envs)
+import SafeString from "./handlebars/safe-string";
 import Exception from "./handlebars/exception";
-import { SafeString, extend, escapeExpression, isEmpty } from "./handlebars/utils";
+import { extend, escapeExpression, isEmpty } from "./handlebars/utils";
 import { compile, precompile } from "./handlebars/compiler/compiler";
 import { template } from "./handlebars/runtime";
 

lib/handlebars/safe-string.js

@@ -0,0 +1,10 @@
+// Build out our basic SafeString type
+function SafeString(string) {
+  this.string = string;
+}
+
+SafeString.prototype.toString = function() {
+  return "" + this.string;
+};
+
+export default SafeString;

lib/handlebars/utils.js

@@ -1,15 +1,8 @@
+import SafeString from "./safe-string";
+
 var toString = Object.prototype.toString,
     isArray = Array.isArray;
 
-// Build out our basic SafeString type
-export function SafeString(string) {
-  this.string = string;
-};
-
-SafeString.prototype.toString = function() {
-  return "" + this.string;
-};
-
 var escape = {
   "&": "&",
   "<": "&lt;",
@@ -22,9 +15,9 @@ var escape = {
 var badChars = /[&<>"'`]/g;
 var possible = /[&<>"'`]/;
 
-var escapeChar = function(chr) {
+function escapeChar(chr) {
   return escape[chr] || "&amp;";
-};
+}
 
 export function extend(obj, value) {
   for(var key in value) {