address comments

packages/playwright/src/common/expectBundle.ts

@@ -15,9 +15,7 @@
  */
 
 export const expect: typeof import('../../bundles/expect/node_modules/expect/build').expect = require('./expectBundleImpl').expect;
-export type ExpectMatcherContext = import('../../bundles/expect/node_modules/expect/build').MatcherContext;
 export const EXPECTED_COLOR: typeof import('../../bundles/expect/node_modules/jest-matcher-utils/build').EXPECTED_COLOR = require('./expectBundleImpl').EXPECTED_COLOR;
 export const INVERTED_COLOR: typeof import('../../bundles/expect/node_modules/jest-matcher-utils/build').INVERTED_COLOR = require('./expectBundleImpl').INVERTED_COLOR;
 export const RECEIVED_COLOR: typeof import('../../bundles/expect/node_modules/jest-matcher-utils/build').RECEIVED_COLOR = require('./expectBundleImpl').RECEIVED_COLOR;
-export const matcherErrorMessage: typeof import('../../bundles/expect/node_modules/jest-matcher-utils/build').matcherErrorMessage = require('./expectBundleImpl').matcherErrorMessage;
 export const printReceived: typeof import('../../bundles/expect/node_modules/jest-matcher-utils/build').printReceived = require('./expectBundleImpl').printReceived;

packages/playwright/src/matchers/expect.ts

@@ -58,7 +58,6 @@ import {
   RECEIVED_COLOR,
   printReceived,
 } from '../common/expectBundle';
-export type { ExpectMatcherContext } from '../common/expectBundle';
 import { zones } from 'playwright-core/lib/utils';
 import { TestInfoImpl } from '../worker/testInfo';
 import { ExpectError } from './matcherHint';
@@ -132,12 +131,11 @@ function createExpect(info: ExpectMetaInfo) {
           const wrappedMatchers: any = {};
           Object.entries(matchers).forEach(([name, matcher]) => {
             wrappedMatchers[name] = function(...args: any[]) {
-              const { isNot, promise, utils, expand } = this;
+              const { isNot, promise, utils } = this;
               const newThis: ExpectMatcherState = {
                 isNot,
                 promise,
                 utils,
-                expand,
                 timeout: currentExpectTimeout({})
               };
               return (matcher as any).call(newThis, ...args);

packages/playwright/src/matchers/toMatchText.ts

@@ -22,11 +22,12 @@ import {
   printReceivedStringContainExpectedResult,
   printReceivedStringContainExpectedSubstring
 } from './expect';
-import { EXPECTED_COLOR, matcherErrorMessage } from '../common/expectBundle';
+import { EXPECTED_COLOR } from '../common/expectBundle';
 import type { ExpectMatcherState } from '../../types/test';
 import { kNoElementsFoundError, matcherHint } from './matcherHint';
 import type { MatcherResult } from './matcherHint';
 import type { Locator } from 'playwright-core';
+import { colors } from 'playwright-core/lib/utilsBundle';
 
 export async function toMatchText(
   this: ExpectMatcherState,
@@ -48,15 +49,12 @@ export async function toMatchText(
     !(typeof expected === 'string') &&
     !(expected && typeof expected.test === 'function')
   ) {
-    throw new Error(
-        matcherErrorMessage(
-            matcherHint(this, receiver, matcherName, receiver, expected, matcherOptions),
-            `${EXPECTED_COLOR(
-                'expected',
-            )} value must be a string or regular expression`,
-            this.utils.printWithType('Expected', expected, this.utils.printExpected),
-        ),
-    );
+    // Same format as jest's matcherErrorMessage
+    throw new Error([
+      matcherHint(this, receiver, matcherName, receiver, expected, matcherOptions),
+      `${colors.bold('Matcher error')}: ${EXPECTED_COLOR('expected',)} value must be a string or regular expression`,
+      this.utils.printWithType('Expected', expected, this.utils.printExpected)
+    ].join('\n\n'));
   }
 
   const timeout = options.timeout ?? this.timeout;

packages/playwright/types/test.d.ts

@@ -6510,10 +6510,20 @@ export interface ExpectMatcherUtils {
 }
 
 export type ExpectMatcherState = {
+  /**
+   * Wehther this matcher was called with the negated .not modifier.
+   */
   isNot: boolean;
+  /**
+   * - 'rejects' if matcher was called with the promise .rejects modifier
+   * - 'resolves' if matcher was called with the promise .resolves modifier
+   * - '' if matcher was not called with a promise modifier
+   */
   promise: 'rejects' | 'resolves' | '';
   utils: ExpectMatcherUtils;
-  expand: boolean;
+  /**
+   * Timeout in milliseconds for the assertion to be fulfilled.
+   */
   timeout: number;
 };
 

tests/playwright-test/expect.spec.ts

@@ -1012,7 +1012,7 @@ test('should expose timeout to custom matchers', async ({ runInlineTest, runTSC
       import type { ExpectMatcherState, MatcherReturnType } from '@playwright/test';
       import { test, expect as base } from '@playwright/test';
 
-      const expect = base.extend<{assertTimeout: (this: ExpectMatcherState, page: any, value: number) => MatcherReturnType}>({
+      const expect = base.extend({
         assertTimeout(page: any, value: number) {
           const pass = this.timeout === value;
           return {

utils/generate_types/overrides-test.d.ts

@@ -358,10 +358,20 @@ export interface ExpectMatcherUtils {
 }
 
 export type ExpectMatcherState = {
+  /**
+   * Wehther this matcher was called with the negated .not modifier.
+   */
   isNot: boolean;
+  /**
+   * - 'rejects' if matcher was called with the promise .rejects modifier
+   * - 'resolves' if matcher was called with the promise .resolves modifier
+   * - '' if matcher was not called with a promise modifier
+   */
   promise: 'rejects' | 'resolves' | '';
   utils: ExpectMatcherUtils;
-  expand: boolean;
+  /**
+   * Timeout in milliseconds for the assertion to be fulfilled.
+   */
   timeout: number;
 };