fix(@schematics/angular): allow insertion when there are no occurrences

angular · May 9, 2019 · 52e9819 · 52e9819
1 parent 548fefd
commit 52e9819
Showing 1 changed file with 1 addition and 4 deletions.
diff --git a/packages/schematics/angular/utility/ast-utils.ts b/packages/schematics/angular/utility/ast-utils.ts
@@ -191,10 +191,7 @@ export function insertAfterLastOccurrence(nodes: ts.Node[],
                                           syntaxKind?: ts.SyntaxKind): Change {
   // sort() has a side effect, so make a copy so that we won't overwrite the parent's object.
   let lastItem = [...nodes].sort(nodesByPosition).pop();
-  if (!lastItem) {
-    throw new Error();
-  }
-  if (syntaxKind) {
+  if (syntaxKind && lastItem) {
     lastItem = findNodes(lastItem, syntaxKind).sort(nodesByPosition).pop();
   }
   if (!lastItem && fallbackPos == undefined) {