support Ops.MaybeLocal

emberjs · Oct 28, 2017 · 622de5b · 622de5b
1 parent 9789f89
commit 622de5b
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/packages/ember-glimmer/lib/utils/bindings.ts b/packages/ember-glimmer/lib/utils/bindings.ts
@@ -47,9 +47,9 @@ export function wrapComponentClassAttribute(hash) {
   if (index !== -1) {
     let [ type ] = values[index];
 
-    if (type === Ops.Get) {
+    if (type === Ops.Get || type === Ops.MaybeLocal) {
       let getExp = values[index];
-      let path = getExp[2];
+      let path = getExp[getExp.length - 1];
       let propName = path[path.length - 1];
       hash[1][index] = [Ops.Helper, ['-class'], [getExp, propName]];
     }