FIX: Precompiler should apply `get` magic too

app/assets/javascripts/discourse/lib/ember_compat_handlebars.js

@@ -68,27 +68,7 @@
     RawHandlebars.JavaScriptCompiler.prototype.compiler = RawHandlebars.JavaScriptCompiler;
     RawHandlebars.JavaScriptCompiler.prototype.namespace = "Discourse.EmberCompatHandlebars";
 
-    RawHandlebars.precompile = function(value, asObject) {
-      var ast = Handlebars.parse(value);
-
-      var options = {
-        knownHelpers: {
-          get: true
-        },
-        data: true,
-        stringParams: true
-      };
-
-      asObject = asObject === undefined ? true : asObject;
-
-      var environment = new RawHandlebars.Compiler().compile(ast, options);
-      return new RawHandlebars.JavaScriptCompiler().compile(environment, options, undefined, asObject);
-    };
-
-
-    RawHandlebars.compile = function(string) {
-      var ast = Handlebars.parse(string);
-
+    function replaceGet(ast) {
       var visitor = new Handlebars.Visitor();
       visitor.mutating = true;
 
@@ -109,6 +89,29 @@
         return Handlebars.Visitor.prototype.MustacheStatement.call(this, mustache);
       };
       visitor.accept(ast);
+    }
+
+    RawHandlebars.precompile = function(value, asObject) {
+      var ast = Handlebars.parse(value);
+      replaceGet(ast);
+
+      var options = {
+        knownHelpers: {
+          get: true
+        },
+        data: true,
+        stringParams: true
+      };
+
+      asObject = asObject === undefined ? true : asObject;
+
+      var environment = new RawHandlebars.Compiler().compile(ast, options);
+      return new RawHandlebars.JavaScriptCompiler().compile(environment, options, undefined, asObject);
+    };
+
+    RawHandlebars.compile = function(string) {
+      var ast = Handlebars.parse(string);
+      replaceGet(ast);
 
       // this forces us to rewrite helpers
       var options = {  data: true, stringParams: true };