types(vest): add safeguard around shouldUseErrorAsMessage

ealush · Nov 10, 2021 · 4cb2c6c · 4cb2c6c
1 parent c214a12
commit 4cb2c6c
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Showing 2 changed files with 3 additions and 9 deletions.
diff --git a/packages/vest/parser/package.json b/packages/vest/parser/package.json
diff --git a/packages/vest/src/core/test/lib/shouldUseErrorAsMessage.ts b/packages/vest/src/core/test/lib/shouldUseErrorAsMessage.ts
@@ -3,7 +3,8 @@ import { isUndefined } from 'isUndefined';
 
 export default function shouldUseErrorAsMessage(
   message: string | void,
-  error: any
-): boolean {
+  error: unknown
+): error is string {
+  // kind of cheating with this safe guard, but it does the job
   return isUndefined(message) && isStringValue(error);
 }