diff --git a/src/services/services.ts b/src/services/services.ts
index 64f9a6bc14d..0d4099b9b47 100644
--- a/src/services/services.ts
+++ b/src/services/services.ts
@@ -4694,7 +4694,8 @@ namespace ts {
                         if (!(container.kind === SyntaxKind.ModuleBlock || container.kind === SyntaxKind.SourceFile)) {
                             return undefined;
                         }
-                    } else if (modifier === SyntaxKind.AbstractKeyword) {
+                    }
+                    else if (modifier === SyntaxKind.AbstractKeyword) {
                         if (!(container.kind === SyntaxKind.ClassDeclaration || declaration.kind === SyntaxKind.ClassDeclaration)) {
                             return undefined;
                         }
diff --git a/tests/cases/fourslash/getOccurrencesAbstract.ts b/tests/cases/fourslash/getOccurrencesAbstract.ts
index 47252dd6f3b..8746cf1b489 100644
--- a/tests/cases/fourslash/getOccurrencesAbstract.ts
+++ b/tests/cases/fourslash/getOccurrencesAbstract.ts
@@ -10,11 +10,13 @@
 ////    abstract bar(): void;
 ////}
 
-test.ranges().forEach(r => {
-    goTo.position(r.start);
-    verify.occurrencesAtPositionCount(test.ranges().length);
+const ranges = test.ranges();
 
-    test.ranges().forEach(range => {
+for(let r of ranges) {
+    goTo.position(r.start);
+    verify.occurrencesAtPositionCount(ranges.length);
+
+    for(let range of ranges) {
         verify.occurrencesAtPositionContains(range, false);
-    });
-});
+    }
+}