Improve invokePartialWrapper performance

lib/handlebars/runtime.js

@@ -74,25 +74,18 @@ export function template(templateSpec, env) {
     }
     partial = env.VM.resolvePartial.call(this, partial, context, options);
 
-    let extendedOptions = Utils.extend({}, options, {
-      hooks: this.hooks,
-      protoAccessControl: this.protoAccessControl
-    });
-
-    let result = env.VM.invokePartial.call(
-      this,
-      partial,
-      context,
-      extendedOptions
-    );
+    options.hooks = this.hooks;
+    options.protoAccessControl = this.protoAccessControl;
+
+    let result = env.VM.invokePartial.call(this, partial, context, options);
 
     if (result == null && env.compile) {
       options.partials[options.name] = env.compile(
         partial,
         templateSpec.compilerOptions,
         env
       );
-      result = options.partials[options.name](context, extendedOptions);
+      result = options.partials[options.name](context, options);
     }
     if (result != null) {
       if (options.indent) {