fix: inputSourceMap can be null

TypeStrong · Nov 14, 2023 · 881ae9e · 881ae9e
1 parent 9315855
commit 881ae9e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/index.ts b/src/index.ts
@@ -149,7 +149,7 @@ function makeSourceMapAndFinish(
   // in the first case, we simply return undefined.
   // in the second case we only need to return the newly generated source map
   // this avoids that we have to make a possibly expensive call to the source-map lib
-  if (sourceMap === undefined || inputSourceMap === undefined) {
+  if (sourceMap === undefined || !inputSourceMap) {
     callback(null, output, sourceMap);
     return;
   }