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How to use serializedFn method in stryker-parent

Best JavaScript code snippet using stryker-parent

index.js

Source:index.js

1/*2Copyright (c) 2014, Yahoo! Inc. All rights reserved.3Copyrights licensed under the New BSD License.4See the accompanying LICENSE file for terms.5*/6'use strict';7// Generate an internal UID to make the regexp pattern harder to guess.8var UID                 = Math.floor(Math.random() * 0x10000000000).toString(16);9var PLACE_HOLDER_REGEXP = new RegExp('"@__(F|R|D|M|S)-' + UID + '-(\\d+)__@"', 'g');10var IS_NATIVE_CODE_REGEXP = /\{\s*\[native code\]\s*\}/g;11var IS_PURE_FUNCTION = /function.*?\(/;12var UNSAFE_CHARS_REGEXP   = /[<>\/\u2028\u2029]/g;13var RESERVED_SYMBOLS = ['*', 'async'];14// Mapping of unsafe HTML and invalid JavaScript line terminator chars to their15// Unicode char counterparts which are safe to use in JavaScript strings.16var ESCAPED_CHARS = {17    '<'     : '\\u003C',18    '>'     : '\\u003E',19    '/'     : '\\u002F',20    '\u2028': '\\u2028',21    '\u2029': '\\u2029'22};23function escapeUnsafeChars(unsafeChar) {24    return ESCAPED_CHARS[unsafeChar];25}26module.exports = function serialize(obj, options) {27    options || (options = {});28    // Backwards-compatibility for `space` as the second argument.29    if (typeof options === 'number' || typeof options === 'string') {30        options = {space: options};31    }32    var functions = [];33    var regexps   = [];34    var dates     = [];35    var maps      = [];36    var sets      = [];37    // Returns placeholders for functions and regexps (identified by index)38    // which are later replaced by their string representation.39    function replacer(key, value) {40        if (!value) {41            return value;42        }43        // If the value is an object w/ a toJSON method, toJSON is called before44        // the replacer runs, so we use this[key] to get the non-toJSONed value.45        var origValue = this[key];46        var type = typeof origValue;47        if (type === 'object') {48            if(origValue instanceof RegExp) {49                return '@__R-' + UID + '-' + (regexps.push(origValue) - 1) + '__@';50            }51            if(origValue instanceof Date) {52                return '@__D-' + UID + '-' + (dates.push(origValue) - 1) + '__@';53            }54            if(origValue instanceof Map) {55                return '@__M-' + UID + '-' + (maps.push(origValue) - 1) + '__@';56            }57            if(origValue instanceof Set) {58                return '@__S-' + UID + '-' + (sets.push(origValue) - 1) + '__@';59            }60        }61        if (type === 'function') {62            return '@__F-' + UID + '-' + (functions.push(origValue) - 1) + '__@';63        }64        return value;65    }66    function serializeFunc(fn) {67      var serializedFn = fn.toString();68      if (IS_NATIVE_CODE_REGEXP.test(serializedFn)) {69          throw new TypeError('Serializing native function: ' + fn.name);70      }71      // pure functions, example: {key: function() {}}72      if(IS_PURE_FUNCTION.test(serializedFn)) {73          return serializedFn;74      }75      var argsStartsAt = serializedFn.indexOf('(');76      var def = serializedFn.substr(0, argsStartsAt)77        .trim()78        .split(' ')79        .filter(function(val) { return val.length > 0 });80      var nonReservedSymbols = def.filter(function(val) {81        return RESERVED_SYMBOLS.indexOf(val) === -182      });83      // enhanced literal objects, example: {key() {}}84      if(nonReservedSymbols.length > 0) {85          return (def.indexOf('async') > -1 ? 'async ' : '') + 'function'86            + (def.join('').indexOf('*') > -1 ? '*' : '')87            + serializedFn.substr(argsStartsAt);88      }89      // arrow functions90      return serializedFn;91    }92    var str;93    // Creates a JSON string representation of the value.94    // NOTE: Node 0.12 goes into slow mode with extra JSON.stringify() args.95    if (options.isJSON && !options.space) {96        str = JSON.stringify(obj);97    } else {98        str = JSON.stringify(obj, options.isJSON ? null : replacer, options.space);99    }100    // Protects against `JSON.stringify()` returning `undefined`, by serializing101    // to the literal string: "undefined".102    if (typeof str !== 'string') {103        return String(str);104    }105    // Replace unsafe HTML and invalid JavaScript line terminator chars with106    // their safe Unicode char counterpart. This _must_ happen before the107    // regexps and functions are serialized and added back to the string.108    if (options.unsafe !== true) {109        str = str.replace(UNSAFE_CHARS_REGEXP, escapeUnsafeChars);110    }111    if (functions.length === 0 && regexps.length === 0 && dates.length === 0 && maps.length === 0 && sets.length === 0) {112        return str;113    }114    // Replaces all occurrences of function, regexp, date, map and set placeholders in the115    // JSON string with their string representations. If the original value can116    // not be found, then `undefined` is used.117    return str.replace(PLACE_HOLDER_REGEXP, function (match, type, valueIndex) {118        if (type === 'D') {119            return "new Date(\"" + dates[valueIndex].toISOString() + "\")";120        }121        if (type === 'R') {122            return regexps[valueIndex].toString();123        }124        if (type === 'M') {125            return "new Map(" + serialize(Array.from(maps[valueIndex].entries()), options) + ")";126        }127        if (type === 'S') {128            return "new Set(" + serialize(Array.from(sets[valueIndex].values()), options) + ")";129        }130        var fn = functions[valueIndex];131        return serializeFunc(fn);132    });...

mockery.js

Source:mockery.js

1'use strict'2const { createRequire } = require('module')3const { isAbsolute } = require('path')4const sanity = require('./sanity')5const globals = new Set(Object.getOwnPropertyNames(global))6const possibleConflict = new Set(Object.getOwnPropertyNames(global).filter((s) => {7  return s.toLowerCase() === s8}))9const cjsScoped = ['__dirname', '__filename', 'exports', 'module', 'require']10function serializeFn (fn) {11  let str = fn.toString()12  try {13    sanity(str)14    return str15  } catch (err) {16    if (err instanceof SyntaxError) {17      if (/async/.test(str)) str = str.replace(/async/, 'async function ')18      else str = 'function ' + str19      try {20        sanity(str)21      } catch (err) {22        if (err instanceof SyntaxError && /Unexpected token '\['/.test(err.message)) {23          str = str.replace(/\[(.*?)(\()/s, 'anonymous $2')24          sanity(str)25        } else throw err26      }27      return str28    }29  }30}31function mockery (mock, { esm, entry }) {32  if (!mock) return null33  const scoped = new Set(esm ? [] : cjsScoped)34  const entryRequire = createRequire(entry)35  const g = {} // global overrides36  const b = {} // builtin overrides37  const l = {} // lib overrides38  const s = {} // scope overrides39  const isBuiltin = (name) => {40    if (isAbsolute(name)) return false41    const resolved = entryRequire.resolve(name)42    return resolved === name43  }44  for (const [name, override] of Object.entries(mock)) {45    const serializedFn = serializeFn(override)46    if (name === 'process' || name === 'console') {47      // process and console are a special case as they're both48      // a global, a builtin module and49      // lowercase which means npm i console or npm i process50      // could also override the builtin module51      if (override.dependency) {52        l[entryRequire.resolve(name)] = { name, override: serializedFn }53      }54      g[name] = serializedFn55      b[name] = serializedFn56      continue57    }58    if (scoped.has(name)) {59      s[name] = serializedFn60      continue61    }62    if (globals.has(name)) {63      if (possibleConflict.has(name)) {64        if (override.dependency) {65          l[entryRequire.resolve(name)] = { name, override: serializedFn }66          continue67        }68      }69      g[name] = serializedFn70      continue71    }72    try {73      if (isBuiltin(name)) b[name] = serializedFn74      else l[entryRequire.resolve(name)] = { name, override: serializedFn }75    } catch (err) {76      throw Error(`Lazaretto: mock['${name}'] is not resolvable from ${entry}`)77    }78  }79  function scopeMocks () {80    const lines = []81    for (const [name, override] of Object.entries(s)) {82      lines.push(`${name} = (${override})(${name}, {context: global[Symbol.for('kLazarettoContext')], require})`)83    }84    return lines.join(';')85  }86  return { entry, g, b, l, scopeMocks }87}...

Using AI Code Generation

1var strykerParent = require("stryker-parent");2var serializedFn = strykerParent.serializedFn;3var fn = serializedFn(function () {4    console.log('Hello world!');5});6fn();7var strykerParent = require("stryker-parent");8var serializedFn = strykerParent.serializedFn;9var fn = serializedFn(function () {10    console.log('Hello world!');11});12fn();13var strykerParent = require("stryker-parent");14var serializedFn = strykerParent.serializedFn;15var fn = serializedFn(function () {16    console.log('Hello world!');17});18fn();19var strykerParent = require("stryker-parent");20var serializedFn = strykerParent.serializedFn;21var fn = serializedFn(function () {22    console.log('Hello world!');23});24fn();25var strykerParent = require("stryker-parent");26var serializedFn = strykerParent.serializedFn;27var fn = serializedFn(function () {28    console.log('Hello world!');29});30fn();31var strykerParent = require("stryker-parent");32var serializedFn = strykerParent.serializedFn;33var fn = serializedFn(function () {34    console.log('Hello world!');35});36fn();37var strykerParent = require("stryker-parent");38var serializedFn = strykerParent.serializedFn;39var fn = serializedFn(function () {40    console.log('Hello world!');41});42fn();43var strykerParent = require("stryker-parent");44var serializedFn = strykerParent.serializedFn;45var fn = serializedFn(function () {46    console.log('Hello world!');47});48fn();49var strykerParent = require("stryker-parent

Using AI Code Generation

1const strykerParent = require('stryker-parent');2const serializedFn = strykerParent.serializedFn;3const fn = serializedFn(() => {4  return 'foo';5});6console.log(fn());

Using AI Code Generation

1var stryker = require('stryker-parent');2var func = stryker.serializedFn(function () {3    console.log('Hello world!');4});5func();6var stryker = require('stryker');7var func = stryker.serializedFn(function () {8    console.log('Hello world!');9});10func();11var stryker = require('stryker-api');12var func = stryker.serializedFn(function () {13    console.log('Hello world!');14});15func();

Using AI Code Generation

1const { serialize, deserialize } = require('stryker-parent');2const obj = {3};4const serializedObj = serialize(obj);5const { deserialize } = require('stryker-parent');6const obj = deserialize(serializedObj);7const { deserialize } = require('stryker-parent');8const obj = deserialize(serializedObj);9const { serialize, deserialize } = require('stryker-parent');10const obj = {11};12const serializedObj = serialize(obj);13const { deserialize } = require('stryker-parent');14const obj = deserialize(serializedObj);15const { deserialize } = require('stryker-parent');16const obj = deserialize(serializedObj);17const { serialize, deserialize } = require('stryker-parent');18const obj = {19};20const serializedObj = serialize(obj);21const { deserialize } = require('stryker-parent');22const obj = deserialize(serializedObj);23const { deserialize } = require('stryker-parent');24const obj = deserialize(serializedObj);25const { serialize, deserialize } = require('stryker-parent');26const obj = {27};28const serializedObj = serialize(obj);29const { deserialize } = require('stryker-parent');30const obj = deserialize(serializedObj

Using AI Code Generation

1const fs = require('fs');2const path = require('path');3const strykerParent = require('stryker-parent');4describe('stryker-parent', () => {5  it('should be able to serialize a function', () => {6    const fn = () => {7      return 'hello world';8    };9    const serializedFn = strykerParent.serializedFn(fn);10    fs.writeFileSync(path.join(__dirname, 'serializedFn.js'), serializedFn);11  });12});13module.exports = function(config) {14  config.set({15  });16};17const fn = () => {18  return 'hello world';19};20const strykerParent = require('stryker-parent');21const sandbox = strykerParent.createSandbox();22const fn2 = sandbox(fn);23console.log(fn2());24{25  "devDependencies": {26  }27}

Using AI Code Generation

1var serializedFn = require('stryker-parent').serializedFn;2var childProcess = require('child_process');3var path = require('path');4var testResult = serializedFn(function () {5  var testResult = childProcess.spawnSync('node', [path.resolve(__dirname, 'node_modules/.bin/jasmine')], {6  });7  return testResult;8});9module.exports = testResult;

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