diff --git a/src/compiler/builder.ts b/src/compiler/builder.ts
index 8b29c3a7669f9..794018a2fde8f 100644
--- a/src/compiler/builder.ts
+++ b/src/compiler/builder.ts
@@ -1037,7 +1037,8 @@ namespace ts {
                 savedAffectedFilesPendingEmitIndex = state.affectedFilesPendingEmitIndex;
             }
 
-            if (kind === BuilderProgramKind.EmitAndSemanticDiagnosticsBuilderProgram) assertSourceFileOkWithoutNextAffectedCall(state, targetSourceFile);
+            if (kind === BuilderProgramKind.EmitAndSemanticDiagnosticsBuilderProgram)
+                assertSourceFileOkWithoutNextAffectedCall(state, targetSourceFile);
             const result = handleNoEmitOptions(builderProgram, targetSourceFile, writeFile, cancellationToken);
             if (result) return result;