prefer-dom-node-dataset: Ignore awaited getAttribute call (#2334)

Author: fisker

rules/prefer-dom-node-dataset.js

@@ -91,6 +91,17 @@ const create = context => ({
 			return;
 		}
 
+		const method = callExpression.callee.property.name;
+		// Playwright's `Locator#getAttribute()` returns a promise.
+		// https://playwright.dev/docs/api/class-locator#locator-get-attribute
+		if (
+			callExpression.parent.type === 'AwaitExpression'
+			&& callExpression.parent.argument === callExpression
+			&& method === 'getAttribute'
+		) {
+			return;
+		}
+
 		const attributeName = callExpression.arguments[0].value.toLowerCase();
 
 		if (!attributeName.startsWith('data-')) {

test/prefer-dom-node-dataset.mjs

@@ -187,6 +187,8 @@ test.snapshot({
 		// First Argument is not startsWith `data-`
 		'element.getAttribute("foo-unicorn");',
 		'element.getAttribute("data");',
+		// https://github.com/sindresorhus/eslint-plugin-unicorn/issues/2307
+		'await page.locator("text=Hello").getAttribute("data-foo")',
 	],
 	invalid: [
 		outdent`