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eslint · Aug 5, 2021 · 68ca0ac · 68ca0ac
1 parent dc91c70
commit 68ca0ac
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/linter/linter.js b/lib/linter/linter.js
@@ -1306,7 +1306,7 @@ class Linter {
         const text = ensureText(textOrSourceCode);
         const preprocess = options.preprocess || (rawText => [rawText]);
 
-        const postprocess = options.postprocess || Array.prototype.flat.call;
+        const postprocess = options.postprocess || (messagesList => messagesList.flat());
         const filterCodeBlock =
             options.filterCodeBlock ||
             (blockFilename => blockFilename.endsWith(".js"));