From b90a3aad16bff231235db481318505a912620149 Mon Sep 17 00:00:00 2001
From: fisker Cheung <lionkay@gmail.com>
Date: Fri, 18 Nov 2022 22:12:51 +0800
Subject: [PATCH] `prefer-top-level-await`: Ignore expressions in class (#1976)

---
 rules/prefer-top-level-await.js |  7 +++++--
 test/prefer-top-level-await.mjs | 24 ++++++++++++++++++++++++
 2 files changed, 29 insertions(+), 2 deletions(-)

diff --git a/rules/prefer-top-level-await.js b/rules/prefer-top-level-await.js
index ea279c9241..615fd858cb 100644
--- a/rules/prefer-top-level-await.js
+++ b/rules/prefer-top-level-await.js
@@ -1,6 +1,6 @@
 'use strict';
 const {findVariable, getFunctionHeadLocation} = require('eslint-utils');
-const {matches, memberExpressionSelector} = require('./selectors/index.js');
+const {matches, not, memberExpressionSelector} = require('./selectors/index.js');
 
 const ERROR_PROMISE = 'promise';
 const ERROR_IIFE = 'iife';
@@ -15,7 +15,10 @@ const messages = {
 
 const promiseMethods = ['then', 'catch', 'finally'];
 
-const topLevelCallExpression = 'CallExpression:not(:function *)';
+const topLevelCallExpression = [
+	'CallExpression',
+	not([':function *', 'ClassDeclaration *', 'ClassExpression *']),
+].join('');
 const iife = [
 	topLevelCallExpression,
 	matches([
diff --git a/test/prefer-top-level-await.mjs b/test/prefer-top-level-await.mjs
index 8d7ef97be8..b4bdd083d7 100644
--- a/test/prefer-top-level-await.mjs
+++ b/test/prefer-top-level-await.mjs
@@ -47,6 +47,30 @@ test.snapshot({
 		'await foo.then?.(bar)',
 		'await foo.then(bar)?.catch(bar)',
 		'await foo.then(bar)?.catch?.(bar)',
+		outdent`
+			class Example {
+				property = promise.then(bar)
+			}
+		`,
+		outdent`
+			const Example = class Example {
+				property = promise.then(bar)
+			}
+		`,
+		outdent`
+			class Example {
+				static {
+					promise.then(bar)
+				}
+			}
+		`,
+		outdent`
+			const Example = class Example {
+				static {
+					promise.then(bar)
+				}
+			}
+		`,
 	],
 	invalid: [
 		'foo.then(bar)',