Best JavaScript code snippet using playwright-internal
generateDotnetApi.js
Source:generateDotnetApi.js  
...200}201/**202 * @param {string} name203 */204function toArgumentName(name) {205  return name === 'event' ? `@${name}` : name;206}207 /**208 * @param {Documentation.Member} member209 */210function toMemberName(member, makeAsync = false) {211  const assumedName = toTitleCase(member.alias || member.name);212  if (member.kind === 'interface')213    return `I${assumedName}`;214  if (makeAsync && member.async)215    return assumedName + 'Async';216  if (!makeAsync && assumedName.endsWith('Async'))217    return assumedName.substring(0, assumedName.length - 'Async'.length);218  return assumedName;219}220/**221 * @param {string} name222 * @returns {string}223 */224function toTitleCase(name) {225  return name.charAt(0).toUpperCase() + name.substring(1);226}227/**228 *229 * @param {string} name230 * @param {Documentation.Type} type231 * @param {string[]} out232 */233function renderConstructors(name, type, out) {234  out.push(`public ${name}(){}`);235  out.push('');236  out.push(`public ${name}(${name} clone) {`);237  out.push(`if(clone == null) return;`);238  type.properties.forEach(p => {239    let propType = translateType(p.type, type, t => generateNameDefault(p, name, t, type));240    let propName = toMemberName(p);241    const overloads = getPropertyOverloads(propType, p, propName, p.type);242    for (let { name } of overloads)243      out.push(`${name} = clone.${name};`);244  });245  out.push(`}`);246}247/**248 *249 * @param {Documentation.Member} member250 * @param {Documentation.Class|Documentation.Type} parent251 * @param {{nojson?: boolean, trimRunAndPrefix?: boolean}} options252 * @param {string[]} out253 */254function renderMember(member, parent, options, out) {255  let name = toMemberName(member);256  if (member.kind === 'method') {257    renderMethod(member, parent, name, { mode: 'options', trimRunAndPrefix: options.trimRunAndPrefix }, out);258    return;259  }260  let type = translateType(member.type, parent, t => generateNameDefault(member, name, t, parent));261  if (member.kind === 'event') {262    if (!member.type)263      throw new Error(`No Event Type for ${name} in ${parent.name}`);264    out.push('');265    if (member.spec)266      out.push(...XmlDoc.renderXmlDoc(member.spec, maxDocumentationColumnWidth));267    if (member.deprecated)268      out.push(`[System.Obsolete]`);269    out.push(`event EventHandler<${type}> ${name};`);270    return;271  }272  if (member.kind === 'property') {273    if (parent && member && member.name === 'children') {  // this is a special hack for Accessibility274      console.warn(`children property found in ${parent.name}, assuming array.`);275      type = `IEnumerable<${parent.name}>`;276    }277    const overloads = getPropertyOverloads(type, member, name, parent);278    for (let { type, name, jsonName } of overloads) {279      out.push('');280      if (member.spec)281        out.push(...XmlDoc.renderXmlDoc(member.spec, maxDocumentationColumnWidth));282      if (!member.clazz)283        out.push(`${member.required ? '[Required]\n' : ''}[JsonPropertyName("${jsonName}")]`)284      if (member.deprecated)285        out.push(`[System.Obsolete]`);286      if (!type.endsWith('?') && !member.required)287        type = `${type}?`;288      const requiredSuffix = type.endsWith('?') ? '' : ' = default!;';289      if (member.clazz)290        out.push(`public ${type} ${name} { get; }`);291      else292        out.push(`public ${type} ${name} { get; set; }${requiredSuffix}`);293    }294    return;295  }296  throw new Error(`Problem rendering a member: ${type} - ${name} (${member.kind})`);297}298/**299 *300 * @param {string} type301 * @param {Documentation.Member} member302 * @param {string} name303 * @param {Documentation.Class|Documentation.Type} parent304 * @returns [{ type: string; name: string; jsonName: string; }]305 */306function getPropertyOverloads(type, member, name, parent) {307  const overloads = [];308  if (type) {309    let jsonName = member.name;310    if (member.type.expression === '[string]|[float]')311      jsonName = `${member.name}String`;312    overloads.push({ type, name, jsonName });313  } else {314    for (const overload of member.type.union) {315      const t = translateType(overload, parent, t => generateNameDefault(member, name, t, parent));316      const suffix = toOverloadSuffix(t);317      overloads.push({ type: t, name: name + suffix, jsonName: member.name + suffix });318    }319  }320  return overloads;321}322/**323 *324 * @param {Documentation.Member} member325 * @param {string} name326 * @param {Documentation.Type} t327 * @param {*} parent328 */329function generateNameDefault(member, name, t, parent) {330  if (!t.properties331    && !t.templates332    && !t.union333    && t.expression === '[Object]')334    return 'object';335  // we'd get this call for enums, primarily336  let enumName = generateEnumNameIfApplicable(t);337  if (!enumName && member) {338    if (member.kind === 'method' || member.kind === 'property') {339      let names = [340        parent.alias || parent.name,341        toTitleCase(member.alias || member.name),342        toTitleCase(name),343      ];344      if (names[2] === names[1])345        names.pop(); // get rid of duplicates, cheaply346      let attemptedName = names.pop();347      let typesDiffer = function (left, right) {348        if (left.expression && right.expression)349          return left.expression !== right.expression;350        return JSON.stringify(right.properties) !== JSON.stringify(left.properties);351      }352      while (true) {353        // crude attempt at removing plurality354        if (attemptedName.endsWith('s')355          && !["properties", "httpcredentials"].includes(attemptedName.toLowerCase()))356          attemptedName = attemptedName.substring(0, attemptedName.length - 1);357        // For some of these we don't want to generate generic types.358        // For some others we simply did not have the code that was deduping the names.359        if (attemptedName === 'BoundingBox')360          attemptedName = `${parent.name}BoundingBoxResult`;361        if (attemptedName === 'BrowserContextCookie')362          attemptedName = 'BrowserContextCookiesResult';363        if (attemptedName === 'File')364          attemptedName = `FilePayload`;365        if (attemptedName === 'Size')366          attemptedName = 'RequestSizesResult';367        if (attemptedName === 'ViewportSize' && parent.name === 'Page')368          attemptedName = 'PageViewportSizeResult';369        if (attemptedName === 'SecurityDetail')370          attemptedName = 'ResponseSecurityDetailsResult';371        if (attemptedName === 'ServerAddr')372          attemptedName = 'ResponseServerAddrResult';373        if (attemptedName === 'Timing')374          attemptedName = 'RequestTimingResult';375        if (attemptedName === 'HeadersArray')376          attemptedName = 'Header';377        let probableType = modelTypes.get(attemptedName);378        if ((probableType && typesDiffer(t, probableType))379          || (["Value"].includes(attemptedName))) {380          if (!names.length)381            throw new Error(`Ran out of possible names: ${attemptedName}`);382          attemptedName = `${names.pop()}${attemptedName}`;383          continue;384        } else {385          registerModelType(attemptedName, t);386        }387        break;388      }389      return attemptedName;390    }391    if (member.kind === 'event') {392      return `${name}Payload`;393    }394  }395  return enumName || t.name;396}397/**398 * 399 * @param {Documentation.Type} type 400 * @returns 401 */402function generateEnumNameIfApplicable(type) {403  if (!type.union)404    return null;405  const potentialValues = type.union.filter(u => u.name.startsWith('"'));406  if ((potentialValues.length !== type.union.length)407    && !(type.union[0].name === 'null' && potentialValues.length === type.union.length - 1)) {408    return null; // this isn't an enum, so we don't care, we let the caller generate the name409  }410  return type.name;411}412/**413 * Rendering a method is so _special_, with so many weird edge cases, that it414 * makes sense to put it separate from the other logic.415 * @param {Documentation.Member} member416 * @param {Documentation.Class | Documentation.Type} parent417 * @param {string} name418 * @param {{419 *   mode: 'options'|'named'|'base',420 *   nodocs?: boolean,421 *   abstract?: boolean,422 *   public?: boolean,423 *   trimRunAndPrefix?: boolean,424 * }} options425 * @param {string[]} out426 */427function renderMethod(member, parent, name, options, out) {428  out.push('');429  if (options.trimRunAndPrefix)430    name = name.substring('RunAnd'.length);431  /** @type {Map<string, string[]>} */432  const paramDocs = new Map();433  const addParamsDoc = (paramName, docs) => {434    if (paramName.startsWith('@'))435      paramName = paramName.substring(1);436    if (paramDocs.get(paramName) && paramDocs.get(paramName) !== docs)437      throw new Error(`Parameter ${paramName} already exists in the docs.`);438    paramDocs.set(paramName, docs);439  };440  let type = translateType(member.type, parent, t => generateNameDefault(member, name, t, parent), false, true);441  // TODO: this is something that will probably go into the docs442  // translate simple getters into read-only properties, and simple443  // set-only methods to settable properties444  if (member.args.size == 0445    && type !== 'void'446    && !name.startsWith('Get')447    && !name.startsWith('PostDataJSON')448    && !name.startsWith('As')) {449    if (!member.async) {450      if (member.spec && !options.nodocs)451        out.push(...XmlDoc.renderXmlDoc(member.spec, maxDocumentationColumnWidth));452      if (member.deprecated)453        out.push(`[System.Obsolete]`);454      out.push(`${type} ${name} { get; }`);455      return;456    }457  }458  // HACK: special case for generics handling!459  if (type === 'T') {460    name = `${name}<T>`;461  }462  // adjust the return type for async methods463  if (member.async) {464    if (type === 'void')465      type = `Task`;466    else467      type = `Task<${type}>`;468  }469  // render args470  /** @type {string[]} */471  let args = [];472  /** @type {string[]} */473  let explodedArgs = [];474  /** @type {Map<string, string>} */475  let argTypeMap = new Map([]);476  /**477   *478   * @param {string} innerArgType479   * @param {string} innerArgName480   * @param {Documentation.Member} argument481   * @param {boolean} isExploded482   */483  function pushArg(innerArgType, innerArgName, argument, isExploded = false) {484    if (innerArgType === 'null')485      return;486    const requiredPrefix = (argument.required || isExploded) ? "" : "?";487    const requiredSuffix = (argument.required || isExploded) ? "" : " = default";488    var push = `${innerArgType}${requiredPrefix} ${innerArgName}${requiredSuffix}`;489    if (isExploded)490      explodedArgs.push(push)491    else492      args.push(push);493    argTypeMap.set(push, innerArgName);494  }495  /**496   * @param {Documentation.Member} arg497   */498  function processArg(arg) {499    if (options.trimRunAndPrefix && arg.name === 'action')500      return;501    if (arg.name === 'options') {502      if (options.mode === 'options' || options.mode === 'base') {503        const optionsType = member.clazz.name + name.replace('<T>', '') + 'Options';504        optionTypes.set(optionsType, arg.type);505        args.push(`${optionsType}? options = default`);506        argTypeMap.set(`${optionsType}? options = default`, 'options');507        addParamsDoc('options', ['Call options']);508      } else {509        arg.type.properties.forEach(processArg);510      }511      return;512    }513    if (arg.type.expression === '[string]|[path]') {514      let argName = toArgumentName(arg.name);515      pushArg("string?", `${argName} = default`, arg);516      pushArg("string?", `${argName}Path = default`, arg);517      if (arg.spec) {518        addParamsDoc(argName, XmlDoc.renderTextOnly(arg.spec, maxDocumentationColumnWidth));519        addParamsDoc(`${argName}Path`, [`Instead of specifying <paramref name="${argName}"/>, gives the file name to load from.`]);520      }521      return;522    } else if (arg.type.expression === '[boolean]|[Array]<[string]>') {523      // HACK: this hurts my brain too524      // we split this into two args, one boolean, with the logical name525      let argName = toArgumentName(arg.name);526      let leftArgType = translateType(arg.type.union[0], parent, (t) => { throw new Error('Not supported'); });527      let rightArgType = translateType(arg.type.union[1], parent, (t) => { throw new Error('Not supported'); });528      pushArg(leftArgType, argName, arg);529      pushArg(rightArgType, `${argName}Values`, arg);530      addParamsDoc(argName, XmlDoc.renderTextOnly(arg.spec, maxDocumentationColumnWidth));531      addParamsDoc(`${argName}Values`, [`The values to take into account when <paramref name="${argName}"/> is <code>true</code>.`]);532      return;533    }534    const argName = toArgumentName(arg.alias || arg.name);535    const argType = translateType(arg.type, parent, (t) => generateNameDefault(member, argName, t, parent));536    if (argType === null && arg.type.union) {537      // we might have to split this into multiple arguments538      let translatedArguments = arg.type.union.map(t => translateType(t, parent, (x) => generateNameDefault(member, argName, x, parent)));539      if (translatedArguments.includes(null))540        throw new Error('Unexpected null in translated argument types. Aborting.');541      let argDocumentation = XmlDoc.renderTextOnly(arg.spec, maxDocumentationColumnWidth);542      for (const newArg of translatedArguments) {543        pushArg(newArg, argName, arg, true); // push the exploded arg544        addParamsDoc(argName, argDocumentation);545      }546      args.push(arg.required ? 'EXPLODED_ARG' : 'OPTIONAL_EXPLODED_ARG');547      return;548    }549    addParamsDoc(argName, XmlDoc.renderTextOnly(arg.spec, maxDocumentationColumnWidth));550    if (argName === 'timeout' && argType === 'decimal') {551      args.push(`int timeout = 0`); // a special argument, we ignore our convention552      return;553    }554    pushArg(argType, argName, arg);555  }556  let modifiers = '';557  if (options.abstract)558    modifiers = 'protected abstract ';559  if (options.public)560    modifiers = 'public ';561  member.argsArray562    .sort((a, b) => b.alias === 'options' ? -1 : 0) //move options to the back to the arguments list563    .forEach(processArg);564  565  let body = ';';566  if (options.mode === 'base') {567    // Generate options -> named transition.568    const tokens = [];569    for (const arg of member.argsArray) {570      if (arg.name === 'action' && options.trimRunAndPrefix)571        continue;572      if (arg.name !== 'options') {573        tokens.push(toArgumentName(arg.name));574        continue;575      }576      for (const opt of arg.type.properties) {577        // TODO: use translate type here?578        if (opt.type.union && !opt.type.union[0].name.startsWith('"') && opt.type.union[0].name !== 'null' && opt.type.expression !== '[string]|[Buffer]') {579          // Explode overloads.580          for (const t of opt.type.union) {581            const suffix = toOverloadSuffix(translateType(t, parent));582            tokens.push(`${opt.name}${suffix}: options.${toMemberName(opt)}${suffix}`);583          }584        } else {585          tokens.push(`${opt.alias || opt.name}: options.${toMemberName(opt)}`);586        }587      }...Using AI Code Generation
1const { toArgumentName } = require('playwright/lib/server/frames');2console.log(toArgumentName('a'));3console.log(toArgumentName('a-b'));4console.log(toArgumentName('a-b-c'));5console.log(toArgumentName('a-b-c-d'));6console.log(toArgumentName('a-b-c-d-e'));Using AI Code Generation
1const { toArgumentName } = require('@playwright/test/lib/utils/utils');2const { test } = require('@playwright/test');3test('toArgumentName', () => {4  const argumentName = toArgumentName('fooBar');5  console.log(argumentName);6});7const { toArgumentName } = require('@playwright/test/lib/utils/utils');8const { test } = require('@playwright/test');9test('toArgumentName', () => {10  const argumentName = toArgumentName('fooBar');11  console.log(argumentName);12});Using AI Code Generation
1const { toArgumentName } = require('playwright/lib/utils/utils')2const { toArgumentName } = require('playwright/lib/utils/utils')3const { toArgumentName } = require('playwright/lib/utils/utils')4const { toArgumentName } = require('playwright/lib/utils/utils')5const { toArgumentName } = require('playwright/lib/utils/utils')6const { toArgumentName } = require('playwright/lib/utils/utils')7const { toArgumentName } = require('playwright/lib/utils/utils')8const { toArgumentName } = require('playwright/lib/utils/utils')9const { toArgumentName } = require('playwright/lib/utils/utils')10const { toArgumentName } = require('playwright/lib/utils/utils')Using AI Code Generation
1const { toArgumentName } = require('playwright/lib/utils/utils');2console.log(toArgumentName('someTestString'));3const { toArgumentName } = require('playwright/lib/utils/utils');4console.log(toArgumentName('someTestString'));5const { toArgumentName } = require('playwright/lib/utils/utils');6console.log(toArgumentName('someTestString'));7const { toArgumentName } = require('playwright/lib/utils/utils');8console.log(toArgumentName('someTestString'));9const { toArgumentName } = require('playwright/lib/utils/utils');10console.log(toArgumentName('someTestString'));11const { toArgumentName } = require('playwright/lib/utils/utils');12console.log(toArgumentName('someTestString'));13const { toArgumentName } = require('playwright/lib/utils/utils');14console.log(toArgumentName('someTestString'));15const { toArgumentName } = require('playwright/lib/utils/utils');16console.log(toArgumentName('someTestString'));17const { toArgumentName } = require('playwright/lib/utils/utils');18console.log(toArgumentName('someTestString'));19const { toArgumentName } = require('playwright/lib/utils/utils');20console.log(toArgumentName('someTestString'));Using AI Code Generation
1const { toArgumentName } = require('playwright/lib/utils/utils');2console.log(toArgumentName('test'));3toArgumentName(name) {4    return name.replace(/[A-Z]/g, char => `-${char.toLowerCase()}`);5  }6const { toArgumentName } = require('playwright/lib/utils/utils');7console.log(toArgumentName('test'));Using AI Code Generation
1const { toArgumentName } = require('@playwright/test/lib/utils/converters');2const { toArgumentName } = require('@playwright/test/lib/utils/converters');3const { toArgumentName } = require('@playwright/test/lib/utils/converters');4const { toArgumentName } = require('@playwright/test/lib/utils/converters');5const { toArgumentName } = require('@playwright/test/lib/utils/converters');6const { toArgumentName } = require('@playwright/test/lib/utils/converters');7const { toArgumentName } = require('@playwright/test/lib/utils/converters');8const { toArgumentName } = require('@playwright/test/lib/utils/converters');9const { toArgumentName } = require('@playwright/test/lib/utils/converters');10const { toArgumentName } = requireUsing AI Code Generation
1const { toArgumentName } = require('playwright/lib/utils/utils');2console.log(toArgumentName('myArgument'));3console.log(toArgumentName('my argument'));4console.log(toArgumentName('my-argument'));5console.log(toArgumentName('my_argument'));6console.log(toArgumentName('myArgument'));7console.log(toArgumentName('my-Argument'));8console.log(toArgumentName('my_Argument'));9console.log(toArgumentName('my_Argument'));10console.log(toArgumentName('my-argument'));11console.log(toArgumentName('my_argument'));12console.log(toArgumentName('my-argument'));Using AI Code Generation
1const { toArgumentName } = require('playwright/lib/utils/argTypes');2const argName = toArgumentName('foo');3console.log(argName);4const { toArgumentName } = require('playwright/lib/utils/argTypes');5const argName = toArgumentName('foo');6console.log(argName);7const { toArgumentName } = require('playwright/lib/utils/argTypes');8const argName = toArgumentName('foo');9console.log(argName);10const argName2 = toArgumentName('foo-bar');11console.log(argName2);12const argName3 = toArgumentName('foo_bar');13console.log(argName3);14const argName4 = toArgumentName('foo bar');15console.log(argName4);16const argName5 = toArgumentName('foo-bar-baz');17console.log(argName5);18const argName6 = toArgumentName('foo_bar_baz');19console.log(argName6);20const argName7 = toArgumentName('foo bar baz');21console.log(argName7);22const argName8 = toArgumentName('foo-bar-baz-qux');23console.log(argName8);24const argName9 = toArgumentName('foo_bar_baz_qux');25console.log(argName9);26const argName10 = toArgumentName('foo bar baz qux');27console.log(argName10);28const argName11 = toArgumentName('foo-bar-baz-qux-quux');29console.log(argName11);30const argName12 = toArgumentName('foo_bar_baz_qux_quux');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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