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How to use buildModeRegex method in Playwright Internal

Best JavaScript code snippet using playwright-internal

mode_compiler.js

Source:mode_compiler.js

...116      // this.regexIndex = 0;117      return result;118    }119  }120  function buildModeRegex(mode) {121    const mm = new ResumableMultiRegex();122    mode.contains.forEach(term => mm.addRule(term.begin, { rule: term, type: "begin" }));123    if (mode.terminator_end) {124      mm.addRule(mode.terminator_end, { type: "end" });125    }126    if (mode.illegal) {127      mm.addRule(mode.illegal, { type: "illegal" });128    }129    return mm;130  }131  // TODO: We need negative look-behind support to do this properly132  function skipIfhasPrecedingOrTrailingDot(match, resp) {133    const before = match.input[match.index - 1];134    const after = match.input[match.index + match[0].length];135    if (before === "." || after === ".") {136      resp.ignoreMatch();137    }138  }139  /** skip vs abort vs ignore140   *141   * @skip   - The mode is still entered and exited normally (and contains rules apply),142   *           but all content is held and added to the parent buffer rather than being143   *           output when the mode ends.  Mostly used with `sublanguage` to build up144   *           a single large buffer than can be parsed by sublanguage.145   *146   *             - The mode begin ands ends normally.147   *             - Content matched is added to the parent mode buffer.148   *             - The parser cursor is moved forward normally.149   *150   * @abort  - A hack placeholder until we have ignore.  Aborts the mode (as if it151   *           never matched) but DOES NOT continue to match subsequent `contains`152   *           modes.  Abort is bad/suboptimal because it can result in modes153   *           farther down not getting applied because an earlier rule eats the154   *           content but then aborts.155   *156   *             - The mode does not begin.157   *             - Content matched by `begin` is added to the mode buffer.158   *             - The parser cursor is moved forward accordingly.159   *160   * @ignore - Ignores the mode (as if it never matched) and continues to match any161   *           subsequent `contains` modes.  Ignore isn't technically possible with162   *           the current parser implementation.163   *164   *             - The mode does not begin.165   *             - Content matched by `begin` is ignored.166   *             - The parser cursor is not moved forward.167   */168  function compileMode(mode, parent) {169    if (mode.compiled) return;170    mode.compiled = true;171    // __beforeBegin is considered private API, internal use only172    mode.__beforeBegin = null;173    mode.keywords = mode.keywords || mode.beginKeywords;174    let kw_pattern = null;175    if (typeof mode.keywords === "object") {176      kw_pattern = mode.keywords.$pattern;177      delete mode.keywords.$pattern;178    }179    if (mode.keywords) {180      mode.keywords = compileKeywords(mode.keywords, language.case_insensitive);181    }182    // both are not allowed183    if (mode.lexemes && kw_pattern) {184      throw new Error("ERR: Prefer `keywords.$pattern` to `mode.lexemes`, BOTH are not allowed. (see mode reference) ");185    }186    // `mode.lexemes` was the old standard before we added and now recommend187    // using `keywords.$pattern` to pass the keyword pattern188    mode.keywordPatternRe = langRe(mode.lexemes || kw_pattern || /\w+/, true);189    if (parent) {190      if (mode.beginKeywords) {191        // for languages with keywords that include non-word characters checking for192        // a word boundary is not sufficient, so instead we check for a word boundary193        // or whitespace - this does no harm in any case since our keyword engine194        // doesn't allow spaces in keywords anyways and we still check for the boundary195        // first196        mode.begin = '\\b(' + mode.beginKeywords.split(' ').join('|') + ')(?=\\b|\\s)';197        mode.__beforeBegin = skipIfhasPrecedingOrTrailingDot;198      }199      if (!mode.begin)200        mode.begin = /\B|\b/;201      mode.beginRe = langRe(mode.begin);202      if (mode.endSameAsBegin)203        mode.end = mode.begin;204      if (!mode.end && !mode.endsWithParent)205        mode.end = /\B|\b/;206      if (mode.end)207        mode.endRe = langRe(mode.end);208      mode.terminator_end = regex.source(mode.end) || '';209      if (mode.endsWithParent && parent.terminator_end)210        mode.terminator_end += (mode.end ? '|' : '') + parent.terminator_end;211    }212    if (mode.illegal)213      mode.illegalRe = langRe(mode.illegal);214    if (mode.relevance == null)215      mode.relevance = 1;216    if (!mode.contains) {217      mode.contains = [];218    }219    mode.contains = [].concat(...mode.contains.map(function(c) {220      return expand_or_clone_mode(c === 'self' ? mode : c);221    }));222    mode.contains.forEach(function(c) { compileMode(c, mode); });223    if (mode.starts) {224      compileMode(mode.starts, parent);225    }226    mode.matcher = buildModeRegex(mode);227  }228  // self is not valid at the top-level229  if (language.contains && language.contains.includes('self')) {230    throw new Error("ERR: contains `self` is not supported at the top-level of a language.  See documentation.");231  }232  compileMode(language);233}234function dependencyOnParent(mode) {235  if (!mode) return false;236  return mode.endsWithParent || dependencyOnParent(mode.starts);237}238function expand_or_clone_mode(mode) {239  if (mode.variants && !mode.cached_variants) {240    mode.cached_variants = mode.variants.map(function(variant) {...

Using AI Code Generation

1const { buildModeRegex } = require('playwright/lib/utils/utils');2const regex = buildModeRegex(['chromium', 'firefox']);3console.log(regex.test('chromium'));4console.log(regex.test('firefox'));5console.log(regex.test('webkit'));6Please see our [contributing guidelines](

Using AI Code Generation

1const { buildModeRegex } = require('@playwright/test/lib/test');2const { chromium } = require('playwright');3const { devices } = require('playwright');4(async () => {5  const browser = await chromium.launch();6  const context = await browser.newContext({7    geolocation: { longitude: 12.492507, latitude: 41.889938 },8  });9  const page = await context.newPage();10  await page.screenshot({ path: `example.png` });11  await browser.close();12})();

Using AI Code Generation

1const { Playwright } = require('playwright-core');2const { buildModeRegex } = Playwright.Internal;3const regex = buildModeRegex('test');4console.log(regex);5const { Playwright } = require('playwright-core');6const { buildTestFixtures } = Playwright.Internal;7const fixtures = buildTestFixtures('test');8console.log(fixtures);9{ it: [Function: it],10  xdescribe: [Function: xdescribe] }11const { Playwright } = require('playwright-core');12const { buildTestFixturesForUnitTests } = Playwright.Internal;13const fixtures = buildTestFixturesForUnitTests('test');14console.log(fixtures);15{ it: [Function: it],16  xdescribe: [Function: xdescribe] }17const { Playwright } = require('playwright-core');18const { buildTestFixturesForUnitTests } = Playwright.Internal;19const fixtures = buildTestFixturesForUnitTests('test');20console.log(fixtures);21{ it: [Function: it],22  xdescribe: [Function: xdescribe] }

Using AI Code Generation

1const { buildModeRegex } = require('@playwright/test/lib/utils/testMode');2const regex = buildModeRegex(['default']);3console.log(regex);4/(default)/5import { PlaywrightTestConfig } from '@playwright/test';6const config: PlaywrightTestConfig = {7  use: {8  },9    {10      use: {},11    },12};13export default config;14import { test, expect } from '@playwright/test';15test('should pass', async ({ page }) => {16  const title = page.locator('text=Playwright');17  expect(await title.isVisible()).toBe(true);18});19import { PlaywrightTestConfig } from '@playwright/test';20const config: PlaywrightTestConfig = {21  use: {22  },23    {24      use: {},25    },26    {27    },28};29export default config;

Using AI Code Generation

1const { Internal } = require('playwright');2const regex = Internal.buildModeRegex(['--test', '--test2']);3console.log(regex);4const { Internal } = require('playwright');5const regex = Internal.buildModeRegex(['--test', '--test2']);6console.log(regex);7const { Internal } = require('playwright');8const regex = Internal.buildModeRegex(['--test', '--test2']);9console.log(regex);10const { Internal } = require('playwright');11const regex = Internal.buildModeRegex(['--test', '--test2']);12console.log(regex);13const { Internal } = require('playwright');14const regex = Internal.buildModeRegex(['--test', '--test2']);15console.log(regex);

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