fix(cli-bundler): avoid passing empty source map to concat-with-sourc…

…emaps closes #1157
aurelia · Dec 9, 2019 · 160a817 · 160a817
1 parent be2430a
commit 160a817
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/build/bundle.js b/lib/build/bundle.js
@@ -335,7 +335,7 @@ exports.Bundle = class {
         concat.add(
           currentFile.path ? path.relative(process.cwd(), currentFile.path) : null,
           content,
-          sourceMap ? JSON.stringify(sourceMap) : undefined
+          sourceMap && sourceMap.sources.length ? JSON.stringify(sourceMap) : undefined
         );
       }