fix: subclass Error by explicitly setting prototype (#101)

Co-authored-by: Jason Kuhrt <jason.kuhrt@dialogue.co>
jasonkuhrt · May 28, 2020 · 5cb1aa1 · 5cb1aa1
1 parent c22d4b0
commit 5cb1aa1
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Showing 2 changed files with 5 additions and 4 deletions.
diff --git a/src/types.ts b/src/types.ts
@@ -31,6 +31,8 @@ export class ClientError extends Error {
 
     super(message)
 
+    Object.setPrototypeOf(this, ClientError.prototype)
+
     this.response = response
     this.request = request
 

diff --git a/tests/index.test.ts b/tests/index.test.ts
@@ -77,10 +77,8 @@ test('basic error', async (t) => {
     ],
   }
 
-  await mock({ body: { errors } }, async () => {
-    const err: ClientError = await t.throws(
-      request('https://mock-api.com/graphql', `x`),
-    )
+  await mock({body: {errors}}, async () => {
+    const err: ClientError = await t.throws(request('https://mock-api.com/graphql', `x`), ClientError)
     t.deepEqual<any>(err.response.errors, errors)
   })
 })
@@ -100,6 +98,7 @@ test('raw request error', async (t) => {
   await mock({ body: { errors } }, async () => {
     const err: ClientError = await t.throws(
       rawRequest('https://mock-api.com/graphql', `x`),
+      ClientError
     )
     t.deepEqual<any>(err.response.errors, errors)
   })