Best JavaScript code snippet using playwright-internal
compile-tpl-to-ast.js
Source:compile-tpl-to-ast.js  
...62            preTransformNode(elem);63            // 妿inVPre为false,å¯è½è¿æ²¡æè§£æå½åæ ç¾æ¯å¦æ è®°äºv-pre64            if (!inVPre) {65                // è§£æä¸ä¸66                processPre(elem);67                // å¦æè§£æè¿ååç°elem䏿 è®°æpre=true,è¯´ææ ç¾ç¡®å®æ è®°äºv-pre68                if (elem.pre) {69                    // ä¿®æ£inVPre70                    inVPre = true;71                }72            }73            // å½ç¶ï¼é¤äºvueçæä»¤v-preä¹å¤ï¼æä»¬htmlä¹èªå¸¦ä¸ä¸ªpreæ ç¾ï¼74            // 妿æ ç¾åæ¯pre,é£ä¹è¦å°inPreæ è®°ä¸ºtrue75            isPreTag(elem.tag) && (inPre = true);76            if (inVPre) {77                // 妿ä¸ä¸ªæ ç¾è¢«æ è®°äºv-pre,飿们åªéè¦æattrListä¸å©ä½ç屿§å¤å¶å°elemçattrsä¸å»å³å¯78                // å ä¸ºattrListä¸çå
¶ä»å±æ§é½å¨ååè¿è¡é¢å¤ççæ¶åå·²ç»å¤çå¹¶ä»attrListä¸å é¤äº79                processRawAttrs(elem);80            } else if (!elem.processed) {...PreHandler.js
Source:PreHandler.js  
...149			while (i > 0 && TokenUtils.isSolTransparent(env, this.tokens[i])) { i--; }150			var solToks = this.tokens.splice(i);151			this.lastNlTk = solToks.shift();152			console.assert(this.lastNlTk && this.lastNlTk.constructor === NlTk);153			ret = this.processPre(null).concat(solToks);154		}155		if (this.preWSToken || mlp) {156			ret.push(this.preWSToken || mlp);157			this.preWSToken = null;158		}159		this.resetPreCollectCurrentLine();160		ret = ret.concat(this.getResultAndReset(token));161		return ret;162	}163	getResultAndReset(token) {164		this.popLastNL(this.tokens);165		var ret = this.tokens;166		if (this.preWSToken) {167			ret.push(this.preWSToken);168			this.preWSToken = null;169		}170		if (this.solTransparentTokens.length > 0) {171			ret = ret.concat(this.solTransparentTokens);172			this.solTransparentTokens = [];173		}174		ret.push(token);175		this.tokens = [];176		this.multiLinePreWSToken = null;177		return ret;178	}179	processPre(token) {180		var ret = [];181		// pre only if we have tokens to enclose182		if (this.tokens.length > 0) {183			var da = null;184			if (this.preTSR !== -1) {185				da = { tsr: [this.preTSR, this.preTSR + 1] };186			}187			ret = [new TagTk('pre', [], da)].concat(this.tokens, new EndTagTk('pre'));188		}189		// emit multiline-pre WS token190		if (this.multiLinePreWSToken) {191			ret.push(this.multiLinePreWSToken);192			this.multiLinePreWSToken = null;193		}194		this.popLastNL(ret);195		// sol-transparent toks196		ret = ret.concat(this.solTransparentTokens);197		// push the the current token198		if (token !== null) {199			ret.push(token);200		}201		// reset!202		this.solTransparentTokens = [];203		this.tokens = [];204		return ret;205	}206	onNewline(token) {207		var env = this.manager.env;208		function initPreTSR(nltk) {209			var da = nltk.dataAttribs;210			// tsr[1] can never be zero, so safe to use da.tsr[1] to check for null/undefined211			return (da && da.tsr && da.tsr[1]) ? da.tsr[1] : -1;212		}213		env.log("trace/pre", this.manager.pipelineId, "NL    |",214			PreHandler.STATE_STR()[this.state], "|", function() { return JSON.stringify(token); });215		// Whenever we move into SOL-state, init preTSR to216		// the newline's tsr[1].  This will later be  used217		// to assign 'tsr' values to the <pre> token.218		var ret = [];219		// See TokenHandler's documentation for the onAny handler220		// for what this flag is about.221		var skipOnAny = false;222		switch (this.state) {223			case PreHandler.STATE_SOL():224				ret = this.getResultAndReset(token);225				skipOnAny = true;226				this.preTSR = initPreTSR(token);227				break;228			case PreHandler.STATE_PRE():229				ret = this.getResultAndReset(token);230				skipOnAny = true;231				this.preTSR = initPreTSR(token);232				this.state = PreHandler.STATE_SOL();233				break;234			case PreHandler.STATE_PRE_COLLECT():235				this.resetPreCollectCurrentLine();236				this.lastNlTk = token;237				this.state = PreHandler.STATE_MULTILINE_PRE();238				break;239			case PreHandler.STATE_MULTILINE_PRE():240				this.preWSToken = null;241				this.multiLinePreWSToken = null;242				ret = this.processPre(token);243				skipOnAny = true;244				this.preTSR = initPreTSR(token);245				this.state = PreHandler.STATE_SOL();246				break;247			case PreHandler.STATE_IGNORE():248				ret = [token];249				skipOnAny = true;250				this.reset();251				this.preTSR = initPreTSR(token);252				break;253		}254		env.log("debug/pre", this.manager.pipelineId, "saved :", this.tokens);255		env.log("debug/pre", this.manager.pipelineId, "---->  ",256			function() { return JSON.stringify(ret); });257		return { tokens: ret, skipOnAny: skipOnAny };258	}259	onEnd(token) {260		this.manager.env.log("trace/pre", this.manager.pipelineId, "eof   |",261			PreHandler.STATE_STR()[this.state], "|", function() { return JSON.stringify(token); });262		var ret = [];263		switch (this.state) {264			case PreHandler.STATE_SOL():265			case PreHandler.STATE_PRE():266				ret = this.getResultAndReset(token);267				break;268			case PreHandler.STATE_PRE_COLLECT():269			case PreHandler.STATE_MULTILINE_PRE():270				this.preWSToken = null;271				this.multiLinePreWSToken = null;272				this.resetPreCollectCurrentLine();273				ret = this.processPre(token);274				break;275			case PreHandler.STATE_IGNORE():276				ret.push(token);277				break;278		}279		this.manager.env.log("debug/pre", this.manager.pipelineId, "saved :", this.tokens);280		this.manager.env.log("debug/pre", this.manager.pipelineId, "---->  ",281			function() { return JSON.stringify(ret); });282		return { tokens: ret, skipOnAny: true };283	}284	getUpdatedPreTSR(tsr, token) {285		var tc = token.constructor;286		if (tc === CommentTk) {287			// comment length has 7 added for "<!--" and "-->" deliminters288			// (see WTUtils.decodedCommentLength() -- but that takes a node not a token)289			tsr = token.dataAttribs.tsr ? token.dataAttribs.tsr[1] : (tsr === -1 ? -1 : WTUtils.decodeComment(token.value).length + 7 + tsr);290		} else if (tc === SelfclosingTagTk) {291			// meta-tag (cannot compute)292			tsr = -1;293		} else if (tsr !== -1) {294			// string295			tsr += token.length;296		}297		return tsr;298	}299	onAny(token) {300		var env = this.manager.env;301		env.log("trace/pre", this.manager.pipelineId, "any   |", this.state, ":",302			PreHandler.STATE_STR()[this.state], "|", function() { return JSON.stringify(token); });303		if (this.state === PreHandler.STATE_IGNORE()) {304			env.log("error", function() {305				return "!ERROR! IGNORE! Cannot get here: " + JSON.stringify(token);306			});307			return token;308		}309		var ret = [];310		var tc = token.constructor;311		switch (this.state) {312			case PreHandler.STATE_SOL():313				if ((tc === String) && token.match(/^ /)) {314					ret = this.tokens;315					this.tokens = [];316					this.preWSToken = token[0];317					this.state = PreHandler.STATE_PRE();318					if (!token.match(/^ $/)) {319						// Treat everything after the first space320						// as a new token321						this.onAny(token.slice(1));322					}323				} else if (TokenUtils.isSolTransparent(env, token)) {324					// continue watching ...325					// update pre-tsr since we haven't transitioned to PRE yet326					this.preTSR = this.getUpdatedPreTSR(this.preTSR, token);327					this.tokens.push(token);328				} else {329					ret = this.getResultAndReset(token);330					this.moveToIgnoreState();331				}332				break;333			case PreHandler.STATE_PRE():334				if (TokenUtils.isSolTransparent(env, token)) { // continue watching335					this.solTransparentTokens.push(token);336				} else if (TokenUtils.isTableTag(token) ||337					(TokenUtils.isHTMLTag(token) && TokenUtils.isBlockTag(token.name))) {338					ret = this.getResultAndReset(token);339					this.moveToIgnoreState();340				} else {341					this.preCollectCurrentLine = this.solTransparentTokens.concat(token);342					this.solTransparentTokens = [];343					this.state = PreHandler.STATE_PRE_COLLECT();344				}345				break;346			case PreHandler.STATE_PRE_COLLECT():347				if (token.name && TokenUtils.isBlockTag(token.name)) {348					ret = this.encounteredBlockWhileCollecting(token);349					this.moveToIgnoreState();350				} else {351					// nothing to do .. keep collecting!352					this.preCollectCurrentLine.push(token);353				}354				break;355			case PreHandler.STATE_MULTILINE_PRE():356				if ((tc === String) && token.match(/^ /)) {357					this.popLastNL(this.tokens);358					this.state = PreHandler.STATE_PRE_COLLECT();359					this.preWSToken = null;360					// Pop buffered sol-transparent tokens361					this.tokens = this.tokens.concat(this.solTransparentTokens);362					this.solTransparentTokens = [];363					// check if token is single-space or more364					this.multiLinePreWSToken = token[0];365					if (!token.match(/^ $/)) {366						// Treat everything after the first space as a new token367						this.onAny(token.slice(1));368					}369				} else if (TokenUtils.isSolTransparent(env, token)) { // continue watching370					this.solTransparentTokens.push(token);371				} else {372					ret = this.processPre(token);373					this.moveToIgnoreState();374				}375				break;376		}377		env.log("debug/pre", this.manager.pipelineId, "saved :", this.tokens);378		env.log("debug/pre", this.manager.pipelineId, "---->  ",379			function() { return JSON.stringify(ret); });380		return { tokens: ret };381	}382}383if (typeof module === "object") {384	module.exports.PreHandler = PreHandler;...ext.core.PreHandler.js
Source:ext.core.PreHandler.js  
...182			break;183		case PreHandler.STATE_PRE:184			if (this.tokens.length > 0) {185				// we got here from a multiline-pre186				ret = this.processPre(token);187			} else {188				// we will never get here from a multiline-pre189				ret = this.getResultAndReset(token);190			}191			this.preTSR = initPreTSR(token);192			this.state = PreHandler.STATE_SOL;193			break;194		case PreHandler.STATE_PRE_COLLECT:195			this.lastNlTk = token;196			this.state = PreHandler.STATE_MULTILINE_PRE;197			break;198		case PreHandler.STATE_MULTILINE_PRE:199			ret = this.processPre(token);200			this.preTSR = initPreTSR(token);201			this.state = PreHandler.STATE_SOL;202			break;203		case PreHandler.STATE_IGNORE:204			ret = [token];205			ret.rank = this.skipRank; // prevent this from being processed again206			init(this, true); // Reset!207			this.preTSR = initPreTSR(token);208			break;209	}210	if (this.debug) {211		console.warn("saved: " + JSON.stringify(this.tokens));212		console.warn("ret  : " + JSON.stringify(ret));213	}214	return { tokens: ret };215};216PreHandler.prototype.onEnd = function (token, manager, cb) {217	if (this.state !== PreHandler.STATE_IGNORE) {218		console.error("!ERROR! Not IGNORE! Cannot get here: " + this.state + "; " + JSON.stringify(token));219		init(this, false);220		return {tokens: [token]};221	}222	init(this, true);223	return {tokens: [token]};224};225function getUpdatedPreTSR(tsr, token) {226	var tc = token.constructor;227	if (tc === CommentTk) {228		tsr = token.dataAttribs.tsr ? token.dataAttribs.tsr[1] : (tsr === -1 ? -1 : token.value.length + 7 + tsr);229	} else if (tc === SelfclosingTagTk) {230		// meta-tag (cannot compute)231		tsr = -1;232	} else if (tsr !== -1) {233		// string234		tsr = tsr + token.length;235	}236	return tsr;237}238PreHandler.prototype.onAny = function ( token, manager, cb ) {239	if (this.trace) {240		if (this.debug) console.warn("----------");241		console.warn("T:pre:any: " + PreHandler.STATE_STR[this.state] + " : " + JSON.stringify(token));242	}243	if (this.state === PreHandler.STATE_IGNORE) {244		console.error("!ERROR! IGNORE! Cannot get here: " + JSON.stringify(token));245		return {tokens: null};246	}247	var ret = null;248	var tc = token.constructor;249	if (tc === EOFTk) {250		switch (this.state) {251			case PreHandler.STATE_SOL:252			case PreHandler.STATE_PRE:253				ret = this.getResultAndReset(token);254				break;255			case PreHandler.STATE_PRE_COLLECT:256			case PreHandler.STATE_MULTILINE_PRE:257				ret = this.processPre(token);258				break;259		}260		// reset for next use of this pipeline!261		init(this, false);262	} else {263		switch (this.state) {264			case PreHandler.STATE_SOL:265				if ((tc === String) && token.match(/^\s/)) {266					ret = this.tokens;267					this.tokens = [];268					this.preWSToken = token[0];269					this.state = PreHandler.STATE_PRE;270					if (!token.match(/^\s$/)) {271						// Treat everything after the first space272						// as a new token273						this.onAny(token.slice(1), manager, cb);274					}275				} else if (Util.isSolTransparent(token)) {276					// continue watching ...277					// update pre-tsr since we haven't transitioned to PRE yet278					this.preTSR = getUpdatedPreTSR(this.preTSR, token);279					this.tokens.push(token);280				} else {281					ret = this.getResultAndReset(token);282					this.moveToIgnoreState();283				}284				break;285			case PreHandler.STATE_PRE:286				if (Util.isSolTransparent(token)) { // continue watching287					this.solTransparentTokens.push(token);288				} else if (Util.isTableTag(token) ||289					(token.isHTMLTag() && Util.isBlockTag(token.name)))290				{291					if (this.tokens.length > 0) {292						// we got here from a multiline-pre293						ret = this.processPre(token);294					} else {295						// we can never get here from a multiline-pre296						ret = this.getResultAndReset(token);297					}298					this.moveToIgnoreState();299				} else {300					this.tokens = this.tokens.concat(this.solTransparentTokens);301					this.tokens.push(token);302					this.solTransparentTokens = [];303					// discard pre/multiline-pre ws tokens that got us here304					this.preWSToken = null;305					this.multiLinePreWSToken = null;306					this.state = PreHandler.STATE_PRE_COLLECT;307				}308				break;309			case PreHandler.STATE_PRE_COLLECT:310				if (token.isHTMLTag && token.isHTMLTag() && Util.isBlockTag(token.name)) {311					ret = this.processPre(token);312					this.moveToIgnoreState();313				} else {314					// nothing to do .. keep collecting!315					this.tokens.push(token);316				}317				break;318			case PreHandler.STATE_MULTILINE_PRE:319				if ((tc === String) && token.match(/^\s/)) {320					this.popLastNL(this.tokens);321					this.state = PreHandler.STATE_PRE;322					// check if token is single-space or more323					this.multiLinePreWSToken = token[0];324					if (!token.match(/^\s$/)) {325						// Treat everything after the first space326						// as a new token327						this.onAny(token.slice(1), manager, cb);328					}329				} else if (Util.isSolTransparent(token)) { // continue watching330					this.solTransparentTokens.push(token);331				} else {332					ret = this.processPre(token);333					this.moveToIgnoreState();334				}335				break;336		}337	}338	if (this.debug) {339		console.warn("saved: " + JSON.stringify(this.tokens));340		console.warn("ret  : " + JSON.stringify(ret));341	}342	return { tokens: ret };343};344if (typeof module === "object") {345	module.exports.PreHandler = PreHandler;346}index.js
Source:index.js  
...65        prom = this.state.query.override(this.state.query.remote_request, "");66      }67      prom.then((val) => {68        if (this.state.query.processPre) {69          this.state.query.processPre(this, val);70        }71      });72    } else {73      Client.makeRequest('activedata.allizom.org',74          queryJSON, (data) => {75        if (this.state.query.processPre) {76          this.state.query.processPre(this, data);77        }78      });79    }80  },81  render: function() {82    if (this.state.data == null) {83      return (84          <div className="row loading-bar">85            Loading... <br></br>86            <img src="icons/8-1.gif"></img>87          </div>88      );89    }90    // Any head processing...process-preorders.js
Source:process-preorders.js  
1#!/usr/bin/env node2/*3Processes all the preorders at the beginning of a period4 */5process.title = `process-preorders-${process.env.CONFIG}`;6const { Api, JsonRpc, Serialize } = require('eosjs');7const { JsSignatureProvider } = require('eosjs/dist/eosjs-jssig');8const { TextDecoder, TextEncoder } = require('text-encoding');9const fetch = require("node-fetch");10const config = require(`../config.${process.env.CONFIG}`);11const rpc = new JsonRpc(config.endpoint, {fetch});12const signatureProvider = new JsSignatureProvider([config.private_key]);13const api = new Api({ rpc, signatureProvider, textDecoder: new TextDecoder(), textEncoder: new TextEncoder() });14let auctions;15let reload_auctions_timer;16const parseDate = (fullStr) => {17    const [fullDate] = fullStr.split('.')18    const [dateStr, timeStr] = fullDate.split('T')19    const [year, month, day] = dateStr.split('-')20    const [hourStr, minuteStr, secondStr] = timeStr.split(':')21    const dt = new Date()22    dt.setUTCFullYear(year)23    dt.setUTCMonth(month - 1)24    dt.setUTCDate(day)25    dt.setUTCHours(hourStr)26    dt.setUTCMinutes(minuteStr)27    dt.setUTCSeconds(secondStr)28    return dt.getTime()29}30const get_period_times = async (auction_data) => {31    console.log(`Getting auction data for ${auction_data.auction_id}`);32    const now = parseInt(Date.now() / 1000);33    const start_time = parseInt(parseDate(auction_data.start_time) / 1000);34    const cycle_length = auction_data.period_length + auction_data.break_length;35    const period_times = [];36    period_times[0] = {period: 0, start_time};37    let p = 1;38    while (p < auction_data.period_count){39        period_times[p] = {period: p, start_time: start_time + (p * cycle_length)};40        p++;41    }42    // console.log(period_times.filter(p => p.start_time >= now))43    return period_times.filter(p => p.start_time >= now);44}45const get_auctions = async () => {46    const res = await rpc.get_table_rows({47        code: config.contract,48        scope: config.contract,49        table: 'auctions'50    });51    if (!res.rows.length){52        throw new Error(`Could not get auctions`);53    }54    const auctions = [];55    for (let a = 0; a < res.rows.length; a++){56        const auction_data = res.rows[a];57        const periods = await get_period_times(auction_data);58        if (periods.length){59            auction_data.periods = periods;60            auctions.push(auction_data);61        }62        // console.log(auction_data, periods);63    }64    reload_auctions_timer = null65    return auctions;66}67const check_auctions = async () => {68    const now = parseInt(Date.now() / 1000);69    for (let a = 0; a < auctions.length; a++){70        const to_check = auctions[a].periods.filter(p => (p.start_time - 3) <= now);71        if (to_check.length){72            for (let c = 0; c < to_check.length; c++){73                const check = to_check[c];74                console.log(`CHECKING AUCTION ${auctions[a].auction_id}`, check);75                const actions = [{76                    account: config.contract,77                    name: 'processpre',78                    authorization: [{79                        actor: config.contract,80                        permission: 'process',81                    }],82                    data: {83                        auction_id: auctions[a].auction_id,84                        auction_period: check.period,85                        loop_count: 5086                    }87                }];88                // console.log(actions);89                try {90                    const api_resp = await api.transact({actions}, {91                        blocksBehind: 3,92                        expireSeconds: 3093                    });94                    console.log('Auction success', api_resp.transaction_id);95                }96                catch (e){97                    if (e.message.indexOf('started yet') < 0){98                        console.log('Auction check', e.message.replace('assertion failure with message: ', ''));99                    }100                    if (e.message.indexOf('No preorders found for this auction period') > -1){101                        auctions = await get_auctions();102                    }103                }104            }105            if (!reload_auctions_timer) {106                reload_auctions_timer = setTimeout(async () => {107                    auctions = await get_auctions();108                }, 20000);109            }110        }111    }112}113const check_preorders = async () => {114    const res = await rpc.get_table_rows({115        code: config.contract,116        scope: config.contract,117        table: 'preorders',118        key_type: 'i128',119        index_position: 2,120        limit: 1000121    });122    // console.log(res);123    for (let r = 0; r < res.rows.length; r++){124        const preorder = res.rows[r];125        const actions = [{126            account: config.contract,127            name: 'processpre',128            authorization: [{129                actor: config.contract,130                permission: 'process',131            }],132            data: {133                auction_id: preorder.auction_id,134                auction_period: preorder.auction_period,135                loop_count: 100136            }137        }];138        // console.log(actions);139        try {140            const api_resp = await api.transact({actions}, {141                blocksBehind: 3,142                expireSeconds: 30143            });144            console.log('Preorder success', api_resp.transaction_id);145        }146        catch (e){147            if (e.message.indexOf('started yet') < 0){148                console.log('Preorder check', e.message.replace('assertion failure with message: ', ''));149            }150        }151    }152}153const sleep = (ms) => {154    return new Promise((resolve) => {155        setTimeout(resolve, ms);156    });157}158const run = async () => {159    auctions = await get_auctions();160    // console.log(auctions);161    let a = 0;162    while (true){163        await check_auctions();164        if (a % 20 === 0){165            await check_preorders();166        }167        await sleep(1000);168        a++;169    }170}...10-DirectoryDrillDown-Cov.js
Source:10-DirectoryDrillDown-Cov.js  
...21 * in that mentions the aformentioned property, if filter_revision isn't set22 * or is false we will not remove the filter but instead not modify the query23 *24 * There is also three functions:25 * processPre(component, data) which allows you to mutate26 *   the state of the component on injestion of data, this may be left null27 *   but may be relatively useless without doing so28 * processHeaders(data) takes in a header array and returns a header array29 *   with modifications to the elements, may be null30 * processBody(data) takes in a array of arrays and returns an array of arrays,31 *   may be null.32 */33var directoryDrillDown = { 34  name: 'Code Coverage by Folder',35  obj:  {36    filter_revision: true,37    drills_down: true,38    drilldown_context: 'chrome://',39    format_headers: true,...01-All-JS-Test-Files.js
Source:01-All-JS-Test-Files.js  
1/*2* This Source Code Form is subject to the terms of the Mozilla Public3* License, v. 2.0. If a copy of the MPL was not distributed with this file,4* You can obtain one at http://mozilla.org/MPL/2.0/.5*6* Author: Bradley Kennedy (bk@co60.ca)7*/8var StringManipulation = require('../StringManipulation');9var allQueries = [10  {11    name: 'All Test Files',12    obj: {13      filter_revision: true,14      remote_request: {15        "from":"coverage-summary",16        "edges":"source.file.name",17        "where":{"and":[18          {"eq":{"build.revision12":"18a8dc43d170"}},19          {"regexp":{"source.file.name":".*/test/.*"}}20        ]},21        "limit":10000,22      },23      processPre: (comp, d)=>{24        comp.setState({25          data: {26            headers: ["Source File Name"],27            rows: d.edges[0].domain.partitions.map((o) => {return [o.name];}) 28           }29        });30      },31      processHeaders: (d) => {32        return d.map(StringManipulation.header)33      },34      processBody: null35    }36  }37];...processPre.js
Source:processPre.js  
1/* æ£æ¥ v-pre 屿§å¹¶æ·»å æ è®° */2function processPre (el) {3  if (getAndRemoveAttr(el, 'v-pre') != null) {4    el.pre = true5  }...Using AI Code Generation
1const playwright = require('playwright');2(async () => {3    const browser = await playwright['chromium'].launch();4    const context = await browser.newContext();5    const page = await context.newPage();6    await browser.close();7})();8const { PlaywrightTestConfig } = require('@playwright/test');9const { PlaywrightWorkerOptions } = require('@playwright/test');10const { PlaywrightTest } = require('@playwright/test');11const { PlaywrightWorkerRunner } = require('@playwright/test');12const { PlaywrightRunner } = require('@playwright/test');13const { PlaywrightLauncher } = require('@playwright/test');14const { PlaywrightTestArgs } = require('@playwright/test');15const { PlaywrightTestOptions } = require('@playwright/test');16const { PlaywrightTestFixtures } = require('@playwright/test');17const { PlaywrightTestFixturesImpl } = require('@playwright/test');18const { PlaywrightTestFixturesImpl } = require('@playwright/test');19const { PlaywrightTestArgs } = require('@playwright/test');20const { PlaywrightTestOptions } = require('@playwright/test');21const { PlaywrightTestFixtures } = require('@playwright/test');22const { PlaywrightTestFixturesImpl } = require('@playwright/test');23const { PlaywrightTestFixturesImpl } = require('@playwright/test');24/** @type {PlaywrightTestConfig} */25const config = {26        {27            use: {28                processPre: async (options, launchOptions) => {Using AI Code Generation
1const { chromium } = require('playwright');2const fs = require('fs');3const path = require('path');4(async () => {5  const browser = await chromium.launch();6  const context = await browser.newContext();7  const page = await context.newPage();8  const preProcess = (request) => {9    const url = request.url();10    if (url.endsWith('.png') || url.endsWith('.jpg')) {11      request.abort();12    } else {13      request.continue();14    }15  };16  await page.route('**/*', (route) => preProcess(route.request()));17  await page.screenshot({ path: 'google.png' });18  await browser.close();19})();20{21  "scripts": {22  },23  "dependencies": {24  }25}Using AI Code Generation
1const { Playwright } = require('playwright');2const { chromium } = require('playwright-chromium');3const { firefox } = require('playwright-firefox');4const { webkit } = require('playwright-webkit');5(async () => {6  let browser = await chromium.launch({ headless: false });7  let context = await browser.newContext();8  let page = await context.newPage();9  const playwright = new Playwright();10  const browserType = playwright.chromium;11  const browserServer = await browserType.launchServer();12  await browserServer.processPre;13  await browserServer.kill();14  await page.screenshot({ path: 'google.png' });15  await browser.close();16})();17await browserServer.processPre;18await browserServer.processPre();19await browserServer.processPre;20await browserServer.processPost();21await browserServer.processPre;22await browserServer.processPost;Using AI Code Generation
1const playwright = require('playwright');2const { Playwright } = require('playwright-core/lib/server/playwright');3const { BrowserContext } = require('playwright-core/lib/server/browserContext');4const { Page } = require('playwright-core/lib/server/page');5const { Frame } = require('playwright-core/lib/server/frames');6const context = new BrowserContext(new Playwright(), null, {});7const page = new Page(context, null, null, {});8const frame = new Frame(page, null, null, {});9const handle = frame.mainFrame()._page._delegate._browserContext._delegate._browser._delegate._transport._connection._transport._processPre;10(async () => {11  for (let i = 0; i < 10; i++) {12    await handle({13      params: {14      }15    });16  }17})();18const playwright = require('playwright');19const { Playwright } = require('playwright-core/lib/server/playwright');20const { BrowserContext } = require('playwright-core/lib/server/browserContext');21const { Page } = require('playwright-core/lib/server/page');22const { Frame } = require('playwright-core/lib/server/frames');23const context = new BrowserContext(new Playwright(), null, {});24const page = new Page(context, null, null, {});25const frame = new Frame(page, null, null, {});26const handle = frame.mainFrame()._page._delegate._browserContext._delegate._browser._delegate._transport._connection._transport._processPre;27(async () => {28  for (let i = 0; i < 10; i++) {29    await handle({30      params: {31      }32    });33  }34})();35const playwright = require('playwright');36const { Playwright } = require('playwright-core/lib/server/playwright');37const { BrowserContext } = require('playwright-core/lib/server/browserContext');38const { Page } = require('playwright-core/lib/server/page');39const { FrameUsing AI Code Generation
1const playwright = require('playwright');2const { processPre } = require('playwright/lib/server/chromium/crBrowser');3const browser = await playwright.chromium.launch();4const context = await browser.newContext();5const page = await context.newPage();6  headers: { 'content-type': 'application/x-www-form-urlencoded' },7});8await browser.close();Using AI Code Generation
1const { Playwright } = require('playwright');2const playwright = new Playwright();3const chromium = playwright.chromium;4let browser;5(async () => {6  browser = await chromium.launch();7  const context = await browser.newContext();8  const page = await context.newPage();9  await page.screenshot({ path: 'example.png' });10  await browser.close();11})();12const { Playwright } = require('playwright');13const playwright = new Playwright();14const chromium = playwright.chromium;15let browser;16(async () => {17  browser = await chromium.launch();18  const context = await browser.newContext();19  const page = await context.newPage();20  await page.screenshot({ path: 'example.png' });21  await browser.close();22})();23at CDPSession.send (/home/ankit/Downloads/playwright-1.2.1/node_modules/playwright/lib/cjs/protocol/channels.js:70:27)24at async Page._onTargetCrashed (/home/ankit/Downloads/playwright-1.2.1/node_modules/playwright/lib/cjs/protocol/page.js:56:5)25at async CDPSession.Page.client.on.event (/home/ankit/Downloads/playwright-1.2.1/node_modules/playwright/lib/cjs/protocol/page.js:31:9)26at async CDPSession.emit (events.js:315:20)27at CDPSession._onMessage (/home/ankit/Downloads/playwright-1.2.1/node_modules/playwright/lib/cjs/protocol/channels.js:129:17)28at async Connection._onMessage (/home/ankit/Downloads/playwright-1.2.1/node_modules/playwright/lib/cjs/protocol/connection.js:160:9)29at async WebSocketTransport._ws.addEventListener.event (/home/ankit/Downloads/playwright-1.2.1/node_modules/playwright/lib/cjs/protocol/webSocketTransport.js:40:9)30at async Promise.all (index 0)31at async Connection.run (/home/ankit/Downloads/playwrightUsing AI Code Generation
1const playwright = require('playwright');2const { processPre } = require('playwright/lib/server/supplements/recorder/recorderSupplement.js');3(async () => {4  const browser = await playwright.chromium.launch();5  const page = await browser.newPage();6  await page.screenshot({ path: 'google.png' });7  await browser.close();8})();Using AI Code Generation
1const {processPre} = require('playwright/lib/server/preprocessor');2const {process} = require('playwright/lib/server/preprocessor');3const {processPost} = require('playwright/lib/server/preprocessor');4const preProcessedCode = processPre(`const a = 10;`, 'test.js');5const processedCode = process(preProcessedCode, 'test.js');6const postProcessedCode = processPost(processedCode, 'test.js');7const {processPre} = require('playwright/lib/server/preprocessor');8const {process} = require('playwright/lib/server/preprocessor');9const {processPost} = require('playwright/lib/server/preprocessor');10const preProcessedCode = processPre(`const a = 10;`, 'test.js');11const processedCode = process(preProcessedCode, 'test.js');12const postProcessedCode = processPost(processedCode, 'test.js');13const {processPre} = require('playwright/lib/server/preprocessor');14const {process} = require('playwright/lib/server/preprocessor');15const {processPost} = require('playwright/lib/server/preprocessor');16const preProcessedCode = processPre(`const a = 10;`, 'test.js');17const processedCode = process(preProcessedCode, 'test.js');18const postProcessedCode = processPost(processedCode, 'test.js');19const {processPre} = require('playwright/lib/server/preprocessor');20const {process} = require('playwright/lib/server/preprocessor');21const {processPost} = require('playwright/lib/server/preprocessor');22const preProcessedCode = processPre(`const a = 10;Using AI Code Generation
1const { Playwright } = require('playwright');2const { processPre } = Playwright._impl._instrumentation;3const { trace } = Playwright._impl._instrumentation._traceModel;4const { events } = trace;5const { Frame } = Playwright._impl._instrumentation._traceModel._eventPayloads;6const { Page } = Playwright._impl._instrumentation._traceModel._eventPayloads;7Playwright._impl._instrumentation.processPre = (event) => {8  processPre.call(Playwright._impl._instrumentation, event);9  if (event.name === events.FrameNavigated) {10    const frame = event.args.data;11      console.log('Frame navigated to google');12    }13  }14  if (event.name === events.Page) {15    const page = event.args.data;16    console.log('Page created with url: ' + page.url);17  }18};19Playwright._impl._instrumentation.processPost = (event) => {20  if (event.name === events.FrameNavigated) {21    const frame = event.args.data;22      console.log('Frame navigated to google');23    }24  }25  if (event.name === events.Page) {26    const page = event.args.data;27    console.log('Page created with url: ' + page.url);28  }29};30(async () => {31  const browser = await Playwright.chromium.launch();32  const context = await browser.newContext();33  const page = await context.newPage();34  await page.screenshot({ path: `example.png` });35  await browser.close();36})();37Playwright._impl._instrumentation.processPost = (event) => {38  processPost.call(Playwright._impl._instrumentation, event);39  if (event.name === events.FrameNavigated) {40    const frame = event.args.data;41      console.log('Frame navigated to google');42    }43  }44  if (event.name === events.Page) {45    const page = event.args.data;LambdaTest’s Playwright tutorial will give you a broader idea about the Playwright automation framework, its unique features, and use cases with examples to exceed your understanding of Playwright testing. This tutorial will give A to Z guidance, from installing the Playwright framework to some best practices and advanced concepts.
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