Enable 'require-await' ESLint check (#2272)

Author: IvanGoncharov

.eslintrc.yml

@@ -172,7 +172,7 @@ rules:
   prefer-promise-reject-errors: error
   prefer-regex-literals: error
   radix: error
-  require-await: off # TODO
+  require-await: error
   require-unicode-regexp: off
   vars-on-top: error
   yoda: [error, never, { exceptRange: true }]
@@ -291,7 +291,7 @@ rules:
   prefer-rest-params: off # TODO
   prefer-spread: error
   prefer-template: off
-  require-yield: off
+  require-yield: error
   sort-imports: off
   symbol-description: off
 

src/subscription/__tests__/mapAsyncIterator-test.js

@@ -1,5 +1,8 @@
 // @flow strict
 
+// FIXME temporary hack until https://github.com/eslint/eslint/pull/12484 is merged
+/* eslint-disable require-await */
+
 import { expect } from 'chai';
 import { describe, it } from 'mocha';
 
@@ -270,12 +273,11 @@ describe('mapAsyncIterator', () => {
   });
 
   it('closes source if mapper rejects', async () => {
-    await testClosesSourceWithMapper(async x => {
-      if (x > 1) {
-        throw new Error('Cannot count to ' + x);
-      }
-      return x;
-    });
+    await testClosesSourceWithMapper(x =>
+      x > 1
+        ? Promise.reject(new Error('Cannot count to ' + x))
+        : Promise.resolve(x),
+    );
   });
 
   async function testClosesSourceWithRejectMapper(mapper) {
@@ -313,8 +315,8 @@ describe('mapAsyncIterator', () => {
   });
 
   it('closes source if mapper rejects', async () => {
-    await testClosesSourceWithRejectMapper(async error => {
-      throw new Error('Cannot count to ' + error.message);
-    });
+    await testClosesSourceWithRejectMapper(error =>
+      Promise.reject(new Error('Cannot count to ' + error.message)),
+    );
   });
 });

src/subscription/__tests__/subscribe-test.js

@@ -1,5 +1,8 @@
 // @flow strict
 
+// FIXME temporary hack until https://github.com/eslint/eslint/pull/12484 is merged
+/* eslint-disable require-await */
+
 import EventEmitter from 'events';
 
 import { expect } from 'chai';
@@ -401,16 +404,14 @@ describe('Subscription Initialization Phase', () => {
     await testReportsError(subscriptionThrowingErrorSchema);
 
     // Resolving to an error
-    const subscriptionResolvingErrorSchema = emailSchemaWithResolvers(
-      async () => new Error('test error'),
+    const subscriptionResolvingErrorSchema = emailSchemaWithResolvers(() =>
+      Promise.resolve(new Error('test error')),
     );
     await testReportsError(subscriptionResolvingErrorSchema);
 
     // Rejecting with an error
-    const subscriptionRejectingErrorSchema = emailSchemaWithResolvers(
-      async () => {
-        throw new Error('test error');
-      },
+    const subscriptionRejectingErrorSchema = emailSchemaWithResolvers(() =>
+      Promise.reject(new Error('test error')),
     );
     await testReportsError(subscriptionRejectingErrorSchema);
 
@@ -457,10 +458,8 @@ describe('Subscription Initialization Phase', () => {
     await testReportsError(subscriptionResolvingErrorSchema);
 
     // Rejecting with an error
-    const subscriptionRejectingErrorSchema = emailSchemaWithResolvers(
-      async () => {
-        throw new Error('test error');
-      },
+    const subscriptionRejectingErrorSchema = emailSchemaWithResolvers(() =>
+      Promise.reject(new Error('test error')),
     );
     await testReportsError(subscriptionRejectingErrorSchema);