Fix types

#78
sindresorhus · Jan 4, 2025 · 94c10dd · 94c10dd
1 parent 7c1116d
commit 94c10dd
Show file tree

Hide file tree

Showing 3 changed files with 10 additions and 2 deletions.
diff --git a/error-constructors.d.ts b/error-constructors.d.ts
@@ -3,6 +3,8 @@ Let `serialize-error` know about your custom error constructors so that when `{n
 
 Warning: The constructor must work without any arguments or this function will throw.
 */
-declare function addKnownErrorConstructor(constructor: ErrorConstructor): void;
+
+type BaseErrorConstructor = new (message?: string, ...arguments_: unknown[]) => Error;
+declare function addKnownErrorConstructor(constructor: BaseErrorConstructor): void;
 
 export {addKnownErrorConstructor};
diff --git a/index.d.ts b/index.d.ts
@@ -1,6 +1,6 @@
 import {type Primitive, type JsonObject} from 'type-fest';
 
-export {default as errorConstructors} from './error-constructors.js';
+export {addKnownErrorConstructor} from './error-constructors.js';
 
 export type ErrorObject = {
 	name?: string;

diff --git a/index.test-d.ts b/index.test-d.ts
@@ -2,6 +2,7 @@ import {expectType, expectAssignable} from 'tsd';
 import {
 	serializeError,
 	deserializeError,
+	addKnownErrorConstructor,
 	type ErrorObject,
 	type Options,
 } from './index.js';
@@ -18,3 +19,8 @@ expectType<Error>(deserializeError({
 	name: 'name',
 	code: 'code',
 }));
+
+addKnownErrorConstructor(Error);
+
+class CustomError extends Error {}
+addKnownErrorConstructor(CustomError);