Defer content output

Allows for stripping of the content after the fact.

lib/handlebars/compiler/javascript-compiler.js

@@ -77,6 +77,9 @@ JavaScriptCompiler.prototype = {
       }
     }
 
+    // Flush any trailing content that might be pending.
+    this.pushSource('');
+
     return this.createFunctionContext(asObject);
   },
 
@@ -233,7 +236,14 @@ JavaScriptCompiler.prototype = {
   //
   // Appends the string value of `content` to the current buffer
   appendContent: function(content) {
-    this.pushSource(this.appendToBuffer(this.quotedString(content)));
+    if (this.pendingContent) {
+      content = this.pendingContent + content;
+    }
+    if (this.stripNext) {
+      content = content.replace(/^\s+/, '');
+    }
+
+    this.pendingContent = content;
   },
 
   // [append]
@@ -612,7 +622,14 @@ JavaScriptCompiler.prototype = {
   },
 
   pushSource: function(source) {
-    this.source.push(source);
+    if (this.pendingContent) {
+      this.source.push(this.appendToBuffer(this.quotedString(this.pendingContent)));
+      this.pendingContent = undefined;
+    }
+
+    if (source) {
+      this.source.push(source);
+    }
   },
 
   pushStack: function(item) {