README
¶
Overview
This lib uses stealth-evasions to prevent the bot detection of websites.
The examples_test.go shows how to use it.
Documentation
¶
Overview ¶
Example (Main) ¶
package main
import (
"crypto/md5"
"fmt"
"strings"
"time"
"github.com/go-rod/rod"
"github.com/go-rod/rod/lib/launcher"
"github.com/go-rod/stealth"
)
func init() {
launcher.NewBrowser().MustGet()
}
func main() {
browser := rod.New().Timeout(time.Minute).MustConnect()
defer browser.MustClose()
// You can also use stealth.JS directly without rod
fmt.Printf("js: %x\n\n", md5.Sum([]byte(stealth.JS)))
page := stealth.MustPage(browser)
page.MustNavigate("https://bot.sannysoft.com")
printReport(page)
}
func printReport(page *rod.Page) {
el := page.MustElement("#broken-image-dimensions.passed")
for _, row := range el.MustParents("table").First().MustElements("tr:nth-child(n+2)") {
cells := row.MustElements("td")
key := cells[0].MustProperty("textContent")
if strings.HasPrefix(key.String(), "User Agent") {
fmt.Printf("\t\t%s: %t\n\n", key, !strings.Contains(cells[1].MustProperty("textContent").String(), "HeadlessChrome/"))
} else {
fmt.Printf("\t\t%s: %s\n\n", key, cells[1].MustProperty("textContent"))
}
}
page.MustScreenshot("")
}
Output: js: 65ba02c7954c8248bd12239c38ad61e7 User Agent (Old): true WebDriver (New): missing (passed) WebDriver Advanced: passed Chrome (New): present (passed) Permissions (New): prompt Plugins Length (Old): 3 Plugins is of type PluginArray: passed Languages (Old): en-US,en WebGL Vendor: Intel Inc. WebGL Renderer: Intel Iris OpenGL Engine Hairline Feature: missing Broken Image Dimensions: 16x16
Index ¶
Examples ¶
Constants ¶
View Source
const JS = `;(() => {
(({_utilsFns:_utilsFns,_mainFunction:_mainFunction,_args:_args})=>{const utils=Object.fromEntries(Object.entries(_utilsFns).map((([key,value])=>[key,eval(value)])));utils.init(),eval(_mainFunction)(utils,..._args)})({_utilsFns:{init:"() => {\n utils.preloadCache()\n}",stripProxyFromErrors:"(handler = {}) => {\n const newHandler = {}\n // We wrap each trap in the handler in a try/catch and modify the error stack if they throw\n const traps = Object.getOwnPropertyNames(handler)\n traps.forEach(trap => {\n newHandler[trap] = function () {\n try {\n // Forward the call to the defined proxy handler\n return handler[trap].apply(this, arguments || [])\n } catch (err) {\n // Stack traces differ per browser, we only support chromium based ones currently\n if (!err || !err.stack || !err.stack.includes(` + "`" + `at ` + "`" + `)) {\n throw err\n }\n\n // When something throws within one of our traps the Proxy will show up in error stacks\n // An earlier implementation of this code would simply strip lines with a blacklist,\n // but it makes sense to be more surgical here and only remove lines related to our Proxy.\n // We try to use a known \"anchor\" line for that and strip it with everything above it.\n // If the anchor line cannot be found for some reason we fall back to our blacklist approach.\n\n const stripWithBlacklist = (stack, stripFirstLine = true) => {\n const blacklist = [\n ` + "`" + `at Reflect.${trap} ` + "`" + `, // e.g. Reflect.get or Reflect.apply\n ` + "`" + `at Object.${trap} ` + "`" + `, // e.g. Object.get or Object.apply\n ` + "`" + `at Object.newHandler.<computed> [as ${trap}] ` + "`" + ` // caused by this very wrapper :-)\n ]\n return (\n err.stack\n .split('\\n')\n // Always remove the first (file) line in the stack (guaranteed to be our proxy)\n .filter((line, index) => !(index === 1 && stripFirstLine))\n // Check if the line starts with one of our blacklisted strings\n .filter(line => !blacklist.some(bl => line.trim().startsWith(bl)))\n .join('\\n')\n )\n }\n\n const stripWithAnchor = (stack, anchor) => {\n const stackArr = stack.split('\\n')\n anchor = anchor || ` + "`" + `at Object.newHandler.<computed> [as ${trap}] ` + "`" + ` // Known first Proxy line in chromium\n const anchorIndex = stackArr.findIndex(line =>\n line.trim().startsWith(anchor)\n )\n if (anchorIndex === -1) {\n return false // 404, anchor not found\n }\n // Strip everything from the top until we reach the anchor line\n // Note: We're keeping the 1st line (zero index) as it's unrelated (e.g. ` + "`" + `TypeError` + "`" + `)\n stackArr.splice(1, anchorIndex)\n return stackArr.join('\\n')\n }\n\n // Special cases due to our nested toString proxies\n err.stack = err.stack.replace(\n 'at Object.toString (',\n 'at Function.toString ('\n )\n if ((err.stack || '').includes('at Function.toString (')) {\n err.stack = stripWithBlacklist(err.stack, false)\n throw err\n }\n\n // Try using the anchor method, fallback to blacklist if necessary\n err.stack = stripWithAnchor(err.stack) || stripWithBlacklist(err.stack)\n\n throw err // Re-throw our now sanitized error\n }\n }\n })\n return newHandler\n}",stripErrorWithAnchor:"(err, anchor) => {\n const stackArr = err.stack.split('\\n')\n const anchorIndex = stackArr.findIndex(line => line.trim().startsWith(anchor))\n if (anchorIndex === -1) {\n return err // 404, anchor not found\n }\n // Strip everything from the top until we reach the anchor line (remove anchor line as well)\n // Note: We're keeping the 1st line (zero index) as it's unrelated (e.g. ` + "`" + `TypeError` + "`" + `)\n stackArr.splice(1, anchorIndex)\n err.stack = stackArr.join('\\n')\n return err\n}",replaceProperty:"(obj, propName, descriptorOverrides = {}) => {\n return Object.defineProperty(obj, propName, {\n // Copy over the existing descriptors (writable, enumerable, configurable, etc)\n ...(Object.getOwnPropertyDescriptor(obj, propName) || {}),\n // Add our overrides (e.g. value, get())\n ...descriptorOverrides\n })\n}",preloadCache:"() => {\n if (utils.cache) {\n return\n }\n utils.cache = {\n // Used in our proxies\n Reflect: {\n get: Reflect.get.bind(Reflect),\n apply: Reflect.apply.bind(Reflect)\n },\n // Used in ` + "`" + `makeNativeString` + "`" + `\n nativeToStringStr: Function.toString + '' // => ` + "`" + `function toString() { [native code] }` + "`" + `\n }\n}",makeNativeString:"(name = '') => {\n return utils.cache.nativeToStringStr.replace('toString', name || '')\n}",patchToString:"(obj, str = '') => {\n const handler = {\n apply: function (target, ctx) {\n // This fixes e.g. ` + "`" + `HTMLMediaElement.prototype.canPlayType.toString + \"\"` + "`" + `\n if (ctx === Function.prototype.toString) {\n return utils.makeNativeString('toString')\n }\n // ` + "`" + `toString` + "`" + ` targeted at our proxied Object detected\n if (ctx === obj) {\n // We either return the optional string verbatim or derive the most desired result automatically\n return str || utils.makeNativeString(obj.name)\n }\n // Check if the toString protype of the context is the same as the global prototype,\n // if not indicates that we are doing a check across different windows., e.g. the iframeWithdirect` + "`" + ` test case\n const hasSameProto = Object.getPrototypeOf(\n Function.prototype.toString\n ).isPrototypeOf(ctx.toString) // eslint-disable-line no-prototype-builtins\n if (!hasSameProto) {\n // Pass the call on to the local Function.prototype.toString instead\n return ctx.toString()\n }\n return target.call(ctx)\n }\n }\n\n const toStringProxy = new Proxy(\n Function.prototype.toString,\n utils.stripProxyFromErrors(handler)\n )\n utils.replaceProperty(Function.prototype, 'toString', {\n value: toStringProxy\n })\n}",patchToStringNested:"(obj = {}) => {\n return utils.execRecursively(obj, ['function'], utils.patchToString)\n}",redirectToString:"(proxyObj, originalObj) => {\n const handler = {\n apply: function (target, ctx) {\n // This fixes e.g. ` + "`" + `HTMLMediaElement.prototype.canPlayType.toString + \"\"` + "`" + `\n if (ctx === Function.prototype.toString) {\n return utils.makeNativeString('toString')\n }\n\n // ` + "`" + `toString` + "`" + ` targeted at our proxied Object detected\n if (ctx === proxyObj) {\n const fallback = () =>\n originalObj && originalObj.name\n ? utils.makeNativeString(originalObj.name)\n : utils.makeNativeString(proxyObj.name)\n\n // Return the toString representation of our original object if possible\n return originalObj + '' || fallback()\n }\n\n // Check if the toString protype of the context is the same as the global prototype,\n // if not indicates that we are doing a check across different windows., e.g. the iframeWithdirect` + "`" + ` test case\n const hasSameProto = Object.getPrototypeOf(\n Function.prototype.toString\n ).isPrototypeOf(ctx.toString) // eslint-disable-line no-prototype-builtins\n if (!hasSameProto) {\n // Pass the call on to the local Function.prototype.toString instead\n return ctx.toString()\n }\n\n return target.call(ctx)\n }\n }\n\n const toStringProxy = new Proxy(\n Function.prototype.toString,\n utils.stripProxyFromErrors(handler)\n )\n utils.replaceProperty(Function.prototype, 'toString', {\n value: toStringProxy\n })\n}",replaceWithProxy:"(obj, propName, handler) => {\n const originalObj = obj[propName]\n const proxyObj = new Proxy(obj[propName], utils.stripProxyFromErrors(handler))\n\n utils.replaceProperty(obj, propName, { value: proxyObj })\n utils.redirectToString(proxyObj, originalObj)\n\n return true\n}",replaceGetterWithProxy:"(obj, propName, handler) => {\n const fn = Object.getOwnPropertyDescriptor(obj, propName).get\n const fnStr = fn.toString() // special getter function string\n const proxyObj = new Proxy(fn, utils.stripProxyFromErrors(handler))\n\n utils.replaceProperty(obj, propName, { get: proxyObj })\n utils.patchToString(proxyObj, fnStr)\n\n return true\n}",mockWithProxy:"(obj, propName, pseudoTarget, handler) => {\n const proxyObj = new Proxy(pseudoTarget, utils.stripProxyFromErrors(handler))\n\n utils.replaceProperty(obj, propName, { value: proxyObj })\n utils.patchToString(proxyObj)\n\n return true\n}",createProxy:"(pseudoTarget, handler) => {\n const proxyObj = new Proxy(pseudoTarget, utils.stripProxyFromErrors(handler))\n utils.patchToString(proxyObj)\n\n return proxyObj\n}",splitObjPath:"objPath => ({\n // Remove last dot entry (property) ==> ` + "`" + `HTMLMediaElement.prototype` + "`" + `\n objName: objPath.split('.').slice(0, -1).join('.'),\n // Extract last dot entry ==> ` + "`" + `canPlayType` + "`" + `\n propName: objPath.split('.').slice(-1)[0]\n})",replaceObjPathWithProxy:"(objPath, handler) => {\n const { objName, propName } = utils.splitObjPath(objPath)\n const obj = eval(objName) // eslint-disable-line no-eval\n return utils.replaceWithProxy(obj, propName, handler)\n}",execRecursively:"(obj = {}, typeFilter = [], fn) => {\n function recurse(obj) {\n for (const key in obj) {\n if (obj[key] === undefined) {\n continue\n }\n if (obj[key] && typeof obj[key] === 'object') {\n recurse(obj[key])\n } else {\n if (obj[key] && typeFilter.includes(typeof obj[key])) {\n fn.call(this, obj[key])\n }\n }\n }\n }\n recurse(obj)\n return obj\n}",stringifyFns:"(fnObj = { hello: () => 'world' }) => {\n // Object.fromEntries() ponyfill (in 6 lines) - supported only in Node v12+, modern browsers are fine\n // https://github.com/feross/fromentries\n function fromEntries(iterable) {\n return [...iterable].reduce((obj, [key, val]) => {\n obj[key] = val\n return obj\n }, {})\n }\n return (Object.fromEntries || fromEntries)(\n Object.entries(fnObj)\n .filter(([key, value]) => typeof value === 'function')\n .map(([key, value]) => [key, value.toString()]) // eslint-disable-line no-eval\n )\n}",materializeFns:"(fnStrObj = { hello: \"() => 'world'\" }) => {\n return Object.fromEntries(\n Object.entries(fnStrObj).map(([key, value]) => {\n if (value.startsWith('function')) {\n // some trickery is needed to make oldschool functions work :-)\n return [key, eval(` + "`" + `() => ${value}` + "`" + `)()] // eslint-disable-line no-eval\n } else {\n // arrow functions just work\n return [key, eval(value)] // eslint-disable-line no-eval\n }\n })\n )\n}",makeHandler:"() => ({\n // Used by simple ` + "`" + `navigator` + "`" + ` getter evasions\n getterValue: value => ({\n apply(target, ctx, args) {\n // Let's fetch the value first, to trigger and escalate potential errors\n // Illegal invocations like ` + "`" + `navigator.__proto__.vendor` + "`" + ` will throw here\n const ret = utils.cache.Reflect.apply(...arguments)\n if (args && args.length === 0) {\n return value\n }\n return ret\n }\n })\n})"},_mainFunction:'utils => {\n if (!window.chrome) {\n // Use the exact property descriptor found in headful Chrome\n // fetch it via ` + "`" + `Object.getOwnPropertyDescriptor(window, \'chrome\')` + "`" + `\n Object.defineProperty(window, \'chrome\', {\n writable: true,\n enumerable: true,\n configurable: false, // note!\n value: {} // We\'ll extend that later\n })\n }\n\n // That means we\'re running headful and don\'t need to mock anything\n if (\'app\' in window.chrome) {\n return // Nothing to do here\n }\n\n const makeError = {\n ErrorInInvocation: fn => {\n const err = new TypeError(` + "`" + `Error in invocation of app.${fn}()` + "`" + `)\n return utils.stripErrorWithAnchor(\n err,\n ` + "`" + `at ${fn} (eval at <anonymous>` + "`" + `\n )\n }\n }\n\n // There\'s a some static data in that property which doesn\'t seem to change,\n // we should periodically check for updates: ` + "`" + `JSON.stringify(window.app, null, 2)` + "`" + `\n const STATIC_DATA = JSON.parse(\n ` + "`" + `\n{\n "isInstalled": false,\n "InstallState": {\n "DISABLED": "disabled",\n "INSTALLED": "installed",\n "NOT_INSTALLED": "not_installed"\n },\n "RunningState": {\n "CANNOT_RUN": "cannot_run",\n "READY_TO_RUN": "ready_to_run",\n "RUNNING": "running"\n }\n}\n ` + "`" + `.trim()\n )\n\n window.chrome.app = {\n ...STATIC_DATA,\n\n get isInstalled() {\n return false\n },\n\n getDetails: function getDetails() {\n if (arguments.length) {\n throw makeError.ErrorInInvocation(` + "`" + `getDetails` + "`" + `)\n }\n return null\n },\n getIsInstalled: function getDetails() {\n if (arguments.length) {\n throw makeError.ErrorInInvocation(` + "`" + `getIsInstalled` + "`" + `)\n }\n return false\n },\n runningState: function getDetails() {\n if (arguments.length) {\n throw makeError.ErrorInInvocation(` + "`" + `runningState` + "`" + `)\n }\n return \'cannot_run\'\n }\n }\n utils.patchToStringNested(window.chrome.app)\n }',_args:[]}),(({_utilsFns:_utilsFns,_mainFunction:_mainFunction,_args:_args})=>{const utils=Object.fromEntries(Object.entries(_utilsFns).map((([key,value])=>[key,eval(value)])));utils.init(),eval(_mainFunction)(utils,..._args)})({_utilsFns:{init:"() => {\n utils.preloadCache()\n}",stripProxyFromErrors:"(handler = {}) => {\n const newHandler = {}\n // We wrap each trap in the handler in a try/catch and modify the error stack if they throw\n const traps = Object.getOwnPropertyNames(handler)\n traps.forEach(trap => {\n newHandler[trap] = function () {\n try {\n // Forward the call to the defined proxy handler\n return handler[trap].apply(this, arguments || [])\n } catch (err) {\n // Stack traces differ per browser, we only support chromium based ones currently\n if (!err || !err.stack || !err.stack.includes(` + "`" + `at ` + "`" + `)) {\n throw err\n }\n\n // When something throws within one of our traps the Proxy will show up in error stacks\n // An earlier implementation of this code would simply strip lines with a blacklist,\n // but it makes sense to be more surgical here and only remove lines related to our Proxy.\n // We try to use a known \"anchor\" line for that and strip it with everything above it.\n // If the anchor line cannot be found for some reason we fall back to our blacklist approach.\n\n const stripWithBlacklist = (stack, stripFirstLine = true) => {\n const blacklist = [\n ` + "`" + `at Reflect.${trap} ` + "`" + `, // e.g. Reflect.get or Reflect.apply\n ` + "`" + `at Object.${trap} ` + "`" + `, // e.g. Object.get or Object.apply\n ` + "`" + `at Object.newHandler.<computed> [as ${trap}] ` + "`" + ` // caused by this very wrapper :-)\n ]\n return (\n err.stack\n .split('\\n')\n // Always remove the first (file) line in the stack (guaranteed to be our proxy)\n .filter((line, index) => !(index === 1 && stripFirstLine))\n // Check if the line starts with one of our blacklisted strings\n .filter(line => !blacklist.some(bl => line.trim().startsWith(bl)))\n .join('\\n')\n )\n }\n\n const stripWithAnchor = (stack, anchor) => {\n const stackArr = stack.split('\\n')\n anchor = anchor || ` + "`" + `at Object.newHandler.<computed> [as ${trap}] ` + "`" + ` // Known first Proxy line in chromium\n const anchorIndex = stackArr.findIndex(line =>\n line.trim().startsWith(anchor)\n )\n if (anchorIndex === -1) {\n return false // 404, anchor not found\n }\n // Strip everything from the top until we reach the anchor line\n // Note: We're keeping the 1st line (zero index) as it's unrelated (e.g. ` + "`" + `TypeError` + "`" + `)\n stackArr.splice(1, anchorIndex)\n return stackArr.join('\\n')\n }\n\n // Special cases due to our nested toString proxies\n err.stack = err.stack.replace(\n 'at Object.toString (',\n 'at Function.toString ('\n )\n if ((err.stack || '').includes('at Function.toString (')) {\n err.stack = stripWithBlacklist(err.stack, false)\n throw err\n }\n\n // Try using the anchor method, fallback to blacklist if necessary\n err.stack = stripWithAnchor(err.stack) || stripWithBlacklist(err.stack)\n\n throw err // Re-throw our now sanitized error\n }\n }\n })\n return newHandler\n}",stripErrorWithAnchor:"(err, anchor) => {\n const stackArr = err.stack.split('\\n')\n const anchorIndex = stackArr.findIndex(line => line.trim().startsWith(anchor))\n if (anchorIndex === -1) {\n return err // 404, anchor not found\n }\n // Strip everything from the top until we reach the anchor line (remove anchor line as well)\n // Note: We're keeping the 1st line (zero index) as it's unrelated (e.g. ` + "`" + `TypeError` + "`" + `)\n stackArr.splice(1, anchorIndex)\n err.stack = stackArr.join('\\n')\n return err\n}",replaceProperty:"(obj, propName, descriptorOverrides = {}) => {\n return Object.defineProperty(obj, propName, {\n // Copy over the existing descriptors (writable, enumerable, configurable, etc)\n ...(Object.getOwnPropertyDescriptor(obj, propName) || {}),\n // Add our overrides (e.g. value, get())\n ...descriptorOverrides\n })\n}",preloadCache:"() => {\n if (utils.cache) {\n return\n }\n utils.cache = {\n // Used in our proxies\n Reflect: {\n get: Reflect.get.bind(Reflect),\n apply: Reflect.apply.bind(Reflect)\n },\n // Used in ` + "`" + `makeNativeString` + "`" + `\n nativeToStringStr: Function.toString + '' // => ` + "`" + `function toString() { [native code] }` + "`" + `\n }\n}",makeNativeString:"(name = '') => {\n return utils.cache.nativeToStringStr.replace('toString', name || '')\n}",patchToString:"(obj, str = '') => {\n const handler = {\n apply: function (target, ctx) {\n // This fixes e.g. ` + "`" + `HTMLMediaElement.prototype.canPlayType.toString + \"\"` + "`" + `\n if (ctx === Function.prototype.toString) {\n return utils.makeNativeString('toString')\n }\n // ` + "`" + `toString` + "`" + ` targeted at our proxied Object detected\n if (ctx === obj) {\n // We either return the optional string verbatim or derive the most desired result automatically\n return str || utils.makeNativeString(obj.name)\n }\n // Check if the toString protype of the context is the same as the global prototype,\n // if not indicates that we are doing a check across different windows., e.g. the iframeWithdirect` + "`" + ` test case\n const hasSameProto = Object.getPrototypeOf(\n Function.prototype.toString\n ).isPrototypeOf(ctx.toString) // eslint-disable-line no-prototype-builtins\n if (!hasSameProto) {\n // Pass the call on to the local Function.prototype.toString instead\n return ctx.toString()\n }\n return target.call(ctx)\n }\n }\n\n const toStringProxy = new Proxy(\n Function.prototype.toString,\n utils.stripProxyFromErrors(handler)\n )\n utils.replaceProperty(Function.prototype, 'toString', {\n value: toStringProxy\n })\n}",patchToStringNested:"(obj = {}) => {\n return utils.execRecursively(obj, ['function'], utils.patchToString)\n}",redirectToString:"(proxyObj, originalObj) => {\n const handler = {\n apply: function (target, ctx) {\n // This fixes e.g. ` + "`" + `HTMLMediaElement.prototype.canPlayType.toString + \"\"` + "`" + `\n if (ctx === Function.prototype.toString) {\n return utils.makeNativeString('toString')\n }\n\n // ` + "`" + `toString` + "`" + ` targeted at our proxied Object detected\n if (ctx === proxyObj) {\n const fallback = () =>\n originalObj && originalObj.name\n ? utils.makeNativeString(originalObj.name)\n : utils.makeNativeString(proxyObj.name)\n\n // Return the toString representation of our original object if possible\n return originalObj + '' || fallback()\n }\n\n // Check if the toString protype of the context is the same as the global prototype,\n // if not indicates that we are doing a check across different windows., e.g. the iframeWithdirect` + "`" + ` test case\n const hasSameProto = Object.getPrototypeOf(\n Function.prototype.toString\n ).isPrototypeOf(ctx.toString) // eslint-disable-line no-prototype-builtins\n if (!hasSameProto) {\n // Pass the call on to the local Function.prototype.toString instead\n return ctx.toString()\n }\n\n return target.call(ctx)\n }\n }\n\n const toStringProxy = new Proxy(\n Function.prototype.toString,\n utils.stripProxyFromErrors(handler)\n )\n utils.replaceProperty(Function.prototype, 'toString', {\n value: toStringProxy\n })\n}",replaceWithProxy:"(obj, propName, handler) => {\n const originalObj = obj[propName]\n const proxyObj = new Proxy(obj[propName], utils.stripProxyFromErrors(handler))\n\n utils.replaceProperty(obj, propName, { value: proxyObj })\n utils.redirectToString(proxyObj, originalObj)\n\n return true\n}",replaceGetterWithProxy:"(obj, propName, handler) => {\n const fn = Object.getOwnPropertyDescriptor(obj, propName).get\n const fnStr = fn.toString() // special getter function string\n const proxyObj = new Proxy(fn, utils.stripProxyFromErrors(handler))\n\n utils.replaceProperty(obj, propName, { get: proxyObj })\n utils.patchToString(proxyObj, fnStr)\n\n return true\n}",mockWithProxy:"(obj, propName, pseudoTarget, handler) => {\n const proxyObj = new Proxy(pseudoTarget, utils.stripProxyFromErrors(handler))\n\n utils.replaceProperty(obj, propName, { value: proxyObj })\n utils.patchToString(proxyObj)\n\n return true\n}",createProxy:"(pseudoTarget, handler) => {\n const proxyObj = new Proxy(pseudoTarget, utils.stripProxyFromErrors(handler))\n utils.patchToString(proxyObj)\n\n return proxyObj\n}",splitObjPath:"objPath => ({\n // Remove last dot entry (property) ==> ` + "`" + `HTMLMediaElement.prototype` + "`" + `\n objName: objPath.split('.').slice(0, -1).join('.'),\n // Extract last dot entry ==> ` + "`" + `canPlayType` + "`" + `\n propName: objPath.split('.').slice(-1)[0]\n})",replaceObjPathWithProxy:"(objPath, handler) => {\n const { objName, propName } = utils.splitObjPath(objPath)\n const obj = eval(objName) // eslint-disable-line no-eval\n return utils.replaceWithProxy(obj, propName, handler)\n}",execRecursively:"(obj = {}, typeFilter = [], fn) => {\n function recurse(obj) {\n for (const key in obj) {\n if (obj[key] === undefined) {\n continue\n }\n if (obj[key] && typeof obj[key] === 'object') {\n recurse(obj[key])\n } else {\n if (obj[key] && typeFilter.includes(typeof obj[key])) {\n fn.call(this, obj[key])\n }\n }\n }\n }\n recurse(obj)\n return obj\n}",stringifyFns:"(fnObj = { hello: () => 'world' }) => {\n // Object.fromEntries() ponyfill (in 6 lines) - supported only in Node v12+, modern browsers are fine\n // https://github.com/feross/fromentries\n function fromEntries(iterable) {\n return [...iterable].reduce((obj, [key, val]) => {\n obj[key] = val\n return obj\n }, {})\n }\n return (Object.fromEntries || fromEntries)(\n Object.entries(fnObj)\n .filter(([key, value]) => typeof value === 'function')\n .map(([key, value]) => [key, value.toString()]) // eslint-disable-line no-eval\n )\n}",materializeFns:"(fnStrObj = { hello: \"() => 'world'\" }) => {\n return Object.fromEntries(\n Object.entries(fnStrObj).map(([key, value]) => {\n if (value.startsWith('function')) {\n // some trickery is needed to make oldschool functions work :-)\n return [key, eval(` + "`" + `() => ${value}` + "`" + `)()] // eslint-disable-line no-eval\n } else {\n // arrow functions just work\n return [key, eval(value)] // eslint-disable-line no-eval\n }\n })\n )\n}",makeHandler:"() => ({\n // Used by simple ` + "`" + `navigator` + "`" + ` getter evasions\n getterValue: value => ({\n apply(target, ctx, args) {\n // Let's fetch the value first, to trigger and escalate potential errors\n // Illegal invocations like ` + "`" + `navigator.__proto__.vendor` + "`" + ` will throw here\n const ret = utils.cache.Reflect.apply(...arguments)\n if (args && args.length === 0) {\n return value\n }\n return ret\n }\n })\n})"},_mainFunction:"utils => {\n if (!window.chrome) {\n // Use the exact property descriptor found in headful Chrome\n // fetch it via ` + "`" + `Object.getOwnPropertyDescriptor(window, 'chrome')` + "`" + `\n Object.defineProperty(window, 'chrome', {\n writable: true,\n enumerable: true,\n configurable: false, // note!\n value: {} // We'll extend that later\n })\n }\n\n // That means we're running headful and don't need to mock anything\n if ('csi' in window.chrome) {\n return // Nothing to do here\n }\n\n // Check that the Navigation Timing API v1 is available, we need that\n if (!window.performance || !window.performance.timing) {\n return\n }\n\n const { timing } = window.performance\n\n window.chrome.csi = function() {\n return {\n onloadT: timing.domContentLoadedEventEnd,\n startE: timing.navigationStart,\n pageT: Date.now() - timing.navigationStart,\n tran: 15 // Transition type or something\n }\n }\n utils.patchToString(window.chrome.csi)\n }",_args:[]}),(({_utilsFns:_utilsFns,_mainFunction:_mainFunction,_args:_args})=>{const utils=Object.fromEntries(Object.entries(_utilsFns).map((([key,value])=>[key,eval(value)])));utils.init(),eval(_mainFunction)(utils,..._args)})({_utilsFns:{init:"() => {\n utils.preloadCache()\n}",stripProxyFromErrors:"(handler = {}) => {\n const newHandler = {}\n // We wrap each trap in the handler in a try/catch and modify the error stack if they throw\n const traps = Object.getOwnPropertyNames(handler)\n traps.forEach(trap => {\n newHandler[trap] = function () {\n try {\n // Forward the call to the defined proxy handler\n return handler[trap].apply(this, arguments || [])\n } catch (err) {\n // Stack traces differ per browser, we only support chromium based ones currently\n if (!err || !err.stack || !err.stack.includes(` + "`" + `at ` + "`" + `)) {\n throw err\n }\n\n // When something throws within one of our traps the Proxy will show up in error stacks\n // An earlier implementation of this code would simply strip lines with a blacklist,\n // but it makes sense to be more surgical here and only remove lines related to our Proxy.\n // We try to use a known \"anchor\" line for that and strip it with everything above it.\n // If the anchor line cannot be found for some reason we fall back to our blacklist approach.\n\n const stripWithBlacklist = (stack, stripFirstLine = true) => {\n const blacklist = [\n ` + "`" + `at Reflect.${trap} ` + "`" + `, // e.g. Reflect.get or Reflect.apply\n ` + "`" + `at Object.${trap} ` + "`" + `, // e.g. Object.get or Object.apply\n ` + "`" + `at Object.newHandler.<computed> [as ${trap}] ` + "`" + ` // caused by this very wrapper :-)\n ]\n return (\n err.stack\n .split('\\n')\n // Always remove the first (file) line in the stack (guaranteed to be our proxy)\n .filter((line, index) => !(index === 1 && stripFirstLine))\n // Check if the line starts with one of our blacklisted strings\n .filter(line => !blacklist.some(bl => line.trim().startsWith(bl)))\n .join('\\n')\n )\n }\n\n const stripWithAnchor = (stack, anchor) => {\n const stackArr = stack.split('\\n')\n anchor = anchor || ` + "`" + `at Object.newHandler.<computed> [as ${trap}] ` + "`" + ` // Known first Proxy line in chromium\n const anchorIndex = stackArr.findIndex(line =>\n line.trim().startsWith(anchor)\n )\n if (anchorIndex === -1) {\n return false // 404, anchor not found\n }\n // Strip everything from the top until we reach the anchor line\n // Note: We're keeping the 1st line (zero index) as it's unrelated (e.g. ` + "`" + `TypeError` + "`" + `)\n stackArr.splice(1, anchorIndex)\n return stackArr.join('\\n')\n }\n\n // Special cases due to our nested toString proxies\n err.stack = err.stack.replace(\n 'at Object.toString (',\n 'at Function.toString ('\n )\n if ((err.stack || '').includes('at Function.toString (')) {\n err.stack = stripWithBlacklist(err.stack, false)\n throw err\n }\n\n // Try using the anchor method, fallback to blacklist if necessary\n err.stack = stripWithAnchor(err.stack) || stripWithBlacklist(err.stack)\n\n throw err // Re-throw our now sanitized error\n }\n }\n })\n return newHandler\n}",stripErrorWithAnchor:"(err, anchor) => {\n const stackArr = err.stack.split('\\n')\n const anchorIndex = stackArr.findIndex(line => line.trim().startsWith(anchor))\n if (anchorIndex === -1) {\n return err // 404, anchor not found\n }\n // Strip everything from the top until we reach the anchor line (remove anchor line as well)\n // Note: We're keeping the 1st line (zero index) as it's unrelated (e.g. ` + "`" + `TypeError` + "`" + `)\n stackArr.splice(1, anchorIndex)\n err.stack = stackArr.join('\\n')\n return err\n}",replaceProperty:"(obj, propName, descriptorOverrides = {}) => {\n return Object.defineProperty(obj, propName, {\n // Copy over the existing descriptors (writable, enumerable, configurable, etc)\n ...(Object.getOwnPropertyDescriptor(obj, propName) || {}),\n // Add our overrides (e.g. value, get())\n ...descriptorOverrides\n })\n}",preloadCache:"() => {\n if (utils.cache) {\n return\n }\n utils.cache = {\n // Used in our proxies\n Reflect: {\n get: Reflect.get.bind(Reflect),\n apply: Reflect.apply.bind(Reflect)\n },\n // Used in ` + "`" + `makeNativeString` + "`" + `\n nativeToStringStr: Function.toString + '' // => ` + "`" + `function toString() { [native code] }` + "`" + `\n }\n}",makeNativeString:"(name = '') => {\n return utils.cache.nativeToStringStr.replace('toString', name || '')\n}",patchToString:"(obj, str = '') => {\n const handler = {\n apply: function (target, ctx) {\n // This fixes e.g. ` + "`" + `HTMLMediaElement.prototype.canPlayType.toString + \"\"` + "`" + `\n if (ctx === Function.prototype.toString) {\n return utils.makeNativeString('toString')\n }\n // ` + "`" + `toString` + "`" + ` targeted at our proxied Object detected\n if (ctx === obj) {\n // We either return the optional string verbatim or derive the most desired result automatically\n return str || utils.makeNativeString(obj.name)\n }\n // Check if the toString protype of the context is the same as the global prototype,\n // if not indicates that we are doing a check across different windows., e.g. the iframeWithdirect` + "`" + ` test case\n const hasSameProto = Object.getPrototypeOf(\n Function.prototype.toString\n ).isPrototypeOf(ctx.toString) // eslint-disable-line no-prototype-builtins\n if (!hasSameProto) {\n // Pass the call on to the local Function.prototype.toString instead\n return ctx.toString()\n }\n return target.call(ctx)\n }\n }\n\n const toStringProxy = new Proxy(\n Function.prototype.toString,\n utils.stripProxyFromErrors(handler)\n )\n utils.replaceProperty(Function.prototype, 'toString', {\n value: toStringProxy\n })\n}",patchToStringNested:"(obj = {}) => {\n return utils.execRecursively(obj, ['function'], utils.patchToString)\n}",redirectToString:"(proxyObj, originalObj) => {\n const handler = {\n apply: function (target, ctx) {\n // This fixes e.g. ` + "`" + `HTMLMediaElement.prototype.canPlayType.toString + \"\"` + "`" + `\n if (ctx === Function.prototype.toString) {\n return utils.makeNativeString('toString')\n }\n\n // ` + "`" + `toString` + "`" + ` targeted at our proxied Object detected\n if (ctx === proxyObj) {\n const fallback = () =>\n originalObj && originalObj.name\n ? utils.makeNativeString(originalObj.name)\n : utils.makeNativeString(proxyObj.name)\n\n // Return the toString representation of our original object if possible\n return originalObj + '' || fallback()\n }\n\n // Check if the toString protype of the context is the same as the global prototype,\n // if not indicates that we are doing a check across different windows., e.g. the iframeWithdirect` + "`" + ` test case\n const hasSameProto = Object.getPrototypeOf(\n Function.prototype.toString\n ).isPrototypeOf(ctx.toString) // eslint-disable-line no-prototype-builtins\n if (!hasSameProto) {\n // Pass the call on to the local Function.prototype.toString instead\n return ctx.toString()\n }\n\n return target.call(ctx)\n }\n }\n\n const toStringProxy = new Proxy(\n Function.prototype.toString,\n utils.stripProxyFromErrors(handler)\n )\n utils.replaceProperty(Function.prototype, 'toString', {\n value: toStringProxy\n })\n}",replaceWithProxy:"(obj, propName, handler) => {\n const originalObj = obj[propName]\n const proxyObj = new Proxy(obj[propName], utils.stripProxyFromErrors(handler))\n\n utils.replaceProperty(obj, propName, { value: proxyObj })\n utils.redirectToString(proxyObj, originalObj)\n\n return true\n}",replaceGetterWithProxy:"(obj, propName, handler) => {\n const fn = Object.getOwnPropertyDescriptor(obj, propName).get\n const fnStr = fn.toString() // special getter function string\n const proxyObj = new Proxy(fn, utils.stripProxyFromErrors(handler))\n\n utils.replaceProperty(obj, propName, { get: proxyObj })\n utils.patchToString(proxyObj, fnStr)\n\n return true\n}",mockWithProxy:"(obj, propName, pseudoTarget, handler) => {\n const proxyObj = new Proxy(pseudoTarget, utils.stripProxyFromErrors(handler))\n\n utils.replaceProperty(obj, propName, { value: proxyObj })\n utils.patchToString(proxyObj)\n\n return true\n}",createProxy:"(pseudoTarget, handler) => {\n const proxyObj = new Proxy(pseudoTarget, utils.stripProxyFromErrors(handler))\n utils.patchToString(proxyObj)\n\n return proxyObj\n}",splitObjPath:"objPath => ({\n // Remove last dot entry (property) ==> ` + "`" + `HTMLMediaElement.prototype` + "`" + `\n objName: objPath.split('.').slice(0, -1).join('.'),\n // Extract last dot entry ==> ` + "`" + `canPlayType` + "`" + `\n propName: objPath.split('.').slice(-1)[0]\n})",replaceObjPathWithProxy:"(objPath, handler) => {\n const { objName, propName } = utils.splitObjPath(objPath)\n const obj = eval(objName) // eslint-disable-line no-eval\n return utils.replaceWithProxy(obj, propName, handler)\n}",execRecursively:"(obj = {}, typeFilter = [], fn) => {\n function recurse(obj) {\n for (const key in obj) {\n if (obj[key] === undefined) {\n continue\n }\n if (obj[key] && typeof obj[key] === 'object') {\n recurse(obj[key])\n } else {\n if (obj[key] && typeFilter.includes(typeof obj[key])) {\n fn.call(this, obj[key])\n }\n }\n }\n }\n recurse(obj)\n return obj\n}",stringifyFns:"(fnObj = { hello: () => 'world' }) => {\n // Object.fromEntries() ponyfill (in 6 lines) - supported only in Node v12+, modern browsers are fine\n // https://github.com/feross/fromentries\n function fromEntries(iterable) {\n return [...iterable].reduce((obj, [key, val]) => {\n obj[key] = val\n return obj\n }, {})\n }\n return (Object.fromEntries || fromEntries)(\n Object.entries(fnObj)\n .filter(([key, value]) => typeof value === 'function')\n .map(([key, value]) => [key, value.toString()]) // eslint-disable-line no-eval\n )\n}",materializeFns:"(fnStrObj = { hello: \"() => 'world'\" }) => {\n return Object.fromEntries(\n Object.entries(fnStrObj).map(([key, value]) => {\n if (value.startsWith('function')) {\n // some trickery is needed to make oldschool functions work :-)\n return [key, eval(` + "`" + `() => ${value}` + "`" + `)()] // eslint-disable-line no-eval\n } else {\n // arrow functions just work\n return [key, eval(value)] // eslint-disable-line no-eval\n }\n })\n )\n}",makeHandler:"() => ({\n // Used by simple ` + "`" + `navigator` + "`" + ` getter evasions\n getterValue: value => ({\n apply(target, ctx, args) {\n // Let's fetch the value first, to trigger and escalate potential errors\n // Illegal invocations like ` + "`" + `navigator.__proto__.vendor` + "`" + ` will throw here\n const ret = utils.cache.Reflect.apply(...arguments)\n if (args && args.length === 0) {\n return value\n }\n return ret\n }\n })\n})"},_mainFunction:"(utils, { opts }) => {\n if (!window.chrome) {\n // Use the exact property descriptor found in headful Chrome\n // fetch it via ` + "`" + `Object.getOwnPropertyDescriptor(window, 'chrome')` + "`" + `\n Object.defineProperty(window, 'chrome', {\n writable: true,\n enumerable: true,\n configurable: false, // note!\n value: {} // We'll extend that later\n })\n }\n\n // That means we're running headful and don't need to mock anything\n if ('loadTimes' in window.chrome) {\n return // Nothing to do here\n }\n\n // Check that the Navigation Timing API v1 + v2 is available, we need that\n if (\n !window.performance ||\n !window.performance.timing ||\n !window.PerformancePaintTiming\n ) {\n return\n }\n\n const { performance } = window\n\n // Some stuff is not available on about:blank as it requires a navigation to occur,\n // let's harden the code to not fail then:\n const ntEntryFallback = {\n nextHopProtocol: 'h2',\n type: 'other'\n }\n\n // The API exposes some funky info regarding the connection\n const protocolInfo = {\n get connectionInfo() {\n const ntEntry =\n performance.getEntriesByType('navigation')[0] || ntEntryFallback\n return ntEntry.nextHopProtocol\n },\n get npnNegotiatedProtocol() {\n // NPN is deprecated in favor of ALPN, but this implementation returns the\n // HTTP/2 or HTTP2+QUIC/39 requests negotiated via ALPN.\n const ntEntry =\n performance.getEntriesByType('navigation')[0] || ntEntryFallback\n return ['h2', 'hq'].includes(ntEntry.nextHopProtocol)\n ? ntEntry.nextHopProtocol\n : 'unknown'\n },\n get navigationType() {\n const ntEntry =\n performance.getEntriesByType('navigation')[0] || ntEntryFallback\n return ntEntry.type\n },\n get wasAlternateProtocolAvailable() {\n // The Alternate-Protocol header is deprecated in favor of Alt-Svc\n // (https://www.mnot.net/blog/2016/03/09/alt-svc), so technically this\n // should always return false.\n return false\n },\n get wasFetchedViaSpdy() {\n // SPDY is deprecated in favor of HTTP/2, but this implementation returns\n // true for HTTP/2 or HTTP2+QUIC/39 as well.\n const ntEntry =\n performance.getEntriesByType('navigation')[0] || ntEntryFallback\n return ['h2', 'hq'].includes(ntEntry.nextHopProtocol)\n },\n get wasNpnNegotiated() {\n // NPN is deprecated in favor of ALPN, but this implementation returns true\n // for HTTP/2 or HTTP2+QUIC/39 requests negotiated via ALPN.\n const ntEntry =\n performance.getEntriesByType('navigation')[0] || ntEntryFallback\n return ['h2', 'hq'].includes(ntEntry.nextHopProtocol)\n }\n }\n\n const { timing } = window.performance\n\n // Truncate number to specific number of decimals, most of the ` + "`" + `loadTimes` + "`" + ` stuff has 3\n function toFixed(num, fixed) {\n var re = new RegExp('^-?\\\\d+(?:.\\\\d{0,' + (fixed || -1) + '})?')\n return num.toString().match(re)[0]\n }\n\n const timingInfo = {\n get firstPaintAfterLoadTime() {\n // This was never actually implemented and always returns 0.\n return 0\n },\n get requestTime() {\n return timing.navigationStart / 1000\n },\n get startLoadTime() {\n return timing.navigationStart / 1000\n },\n get commitLoadTime() {\n return timing.responseStart / 1000\n },\n get finishDocumentLoadTime() {\n return timing.domContentLoadedEventEnd / 1000\n },\n get finishLoadTime() {\n return timing.loadEventEnd / 1000\n },\n get firstPaintTime() {\n const fpEntry = performance.getEntriesByType('paint')[0] || {\n startTime: timing.loadEventEnd / 1000 // Fallback if no navigation occurred (` + "`" + `about:blank` + "`" + `)\n }\n return toFixed(\n (fpEntry.startTime + performance.timeOrigin) / 1000,\n 3\n )\n }\n }\n\n window.chrome.loadTimes = function() {\n return {\n ...protocolInfo,\n ...timingInfo\n }\n }\n utils.patchToString(window.chrome.loadTimes)\n }",_args:[{opts:{}}]}),(({_utilsFns:_utilsFns,_mainFunction:_mainFunction,_args:_args})=>{const utils=Object.fromEntries(Object.entries(_utilsFns).map((([key,value])=>[key,eval(value)])));utils.init(),eval(_mainFunction)(utils,..._args)})({_utilsFns:{init:"() => {\n utils.preloadCache()\n}",stripProxyFromErrors:"(handler = {}) => {\n const newHandler = {}\n // We wrap each trap in the handler in a try/catch and modify the error stack if they throw\n const traps = Object.getOwnPropertyNames(handler)\n traps.forEach(trap => {\n newHandler[trap] = function () {\n try {\n // Forward the call to the defined proxy handler\n return handler[trap].apply(this, arguments || [])\n } catch (err) {\n // Stack traces differ per browser, we only support chromium based ones currently\n if (!err || !err.stack || !err.stack.includes(` + "`" + `at ` + "`" + `)) {\n throw err\n }\n\n // When something throws within one of our traps the Proxy will show up in error stacks\n // An earlier implementation of this code would simply strip lines with a blacklist,\n // but it makes sense to be more surgical here and only remove lines related to our Proxy.\n // We try to use a known \"anchor\" line for that and strip it with everything above it.\n // If the anchor line cannot be found for some reason we fall back to our blacklist approach.\n\n const stripWithBlacklist = (stack, stripFirstLine = true) => {\n const blacklist = [\n ` + "`" + `at Reflect.${trap} ` + "`" + `, // e.g. Reflect.get or Reflect.apply\n ` + "`" + `at Object.${trap} ` + "`" + `, // e.g. Object.get or Object.apply\n ` + "`" + `at Object.newHandler.<computed> [as ${trap}] ` + "`" + ` // caused by this very wrapper :-)\n ]\n return (\n err.stack\n .split('\\n')\n // Always remove the first (file) line in the stack (guaranteed to be our proxy)\n .filter((line, index) => !(index === 1 && stripFirstLine))\n // Check if the line starts with one of our blacklisted strings\n .filter(line => !blacklist.some(bl => line.trim().startsWith(bl)))\n .join('\\n')\n )\n }\n\n const stripWithAnchor = (stack, anchor) => {\n const stackArr = stack.split('\\n')\n anchor = anchor || ` + "`" + `at Object.newHandler.<computed> [as ${trap}] ` + "`" + ` // Known first Proxy line in chromium\n const anchorIndex = stackArr.findIndex(line =>\n line.trim().startsWith(anchor)\n )\n if (anchorIndex === -1) {\n return false // 404, anchor not found\n }\n // Strip everything from the top until we reach the anchor line\n // Note: We're keeping the 1st line (zero index) as it's unrelated (e.g. ` + "`" + `TypeError` + "`" + `)\n stackArr.splice(1, anchorIndex)\n return stackArr.join('\\n')\n }\n\n // Special cases due to our nested toString proxies\n err.stack = err.stack.replace(\n 'at Object.toString (',\n 'at Function.toString ('\n )\n if ((err.stack || '').includes('at Function.toString (')) {\n err.stack = stripWithBlacklist(err.stack, false)\n throw err\n }\n\n // Try using the anchor method, fallback to blacklist if necessary\n err.stack = stripWithAnchor(err.stack) || stripWithBlacklist(err.stack)\n\n throw err // Re-throw our now sanitized error\n }\n }\n })\n return newHandler\n}",stripErrorWithAnchor:"(err, anchor) => {\n const stackArr = err.stack.split('\\n')\n const anchorIndex = stackArr.findIndex(line => line.trim().startsWith(anchor))\n if (anchorIndex === -1) {\n return err // 404, anchor not found\n }\n // Strip everything from the top until we reach the anchor line (remove anchor line as well)\n // Note: We're keeping the 1st line (zero index) as it's unrelated (e.g. ` + "`" + `TypeError` + "`" + `)\n stackArr.splice(1, anchorIndex)\n err.stack = stackArr.join('\\n')\n return err\n}",replaceProperty:"(obj, propName, descriptorOverrides = {}) => {\n return Object.defineProperty(obj, propName, {\n // Copy over the existing descriptors (writable, enumerable, configurable, etc)\n ...(Object.getOwnPropertyDescriptor(obj, propName) || {}),\n // Add our overrides (e.g. value, get())\n ...descriptorOverrides\n })\n}",preloadCache:"() => {\n if (utils.cache) {\n return\n }\n utils.cache = {\n // Used in our proxies\n Reflect: {\n get: Reflect.get.bind(Reflect),\n apply: Reflect.apply.bind(Reflect)\n },\n // Used in ` + "`" + `makeNativeString` + "`" + `\n nativeToStringStr: Function.toString + '' // => ` + "`" + `function toString() { [native code] }` + "`" + `\n }\n}",makeNativeString:"(name = '') => {\n return utils.cache.nativeToStringStr.replace('toString', name || '')\n}",patchToString:"(obj, str = '') => {\n const handler = {\n apply: function (target, ctx) {\n // This fixes e.g. ` + "`" + `HTMLMediaElement.prototype.canPlayType.toString + \"\"` + "`" + `\n if (ctx === Function.prototype.toString) {\n return utils.makeNativeString('toString')\n }\n // ` + "`" + `toString` + "`" + ` targeted at our proxied Object detected\n if (ctx === obj) {\n // We either return the optional string verbatim or derive the most desired result automatically\n return str || utils.makeNativeString(obj.name)\n }\n // Check if the toString protype of the context is the same as the global prototype,\n // if not indicates that we are doing a check across different windows., e.g. the iframeWithdirect` + "`" + ` test case\n const hasSameProto = Object.getPrototypeOf(\n Function.prototype.toString\n ).isPrototypeOf(ctx.toString) // eslint-disable-line no-prototype-builtins\n if (!hasSameProto) {\n // Pass the call on to the local Function.prototype.toString instead\n return ctx.toString()\n }\n return target.call(ctx)\n }\n }\n\n const toStringProxy = new Proxy(\n Function.prototype.toString,\n utils.stripProxyFromErrors(handler)\n )\n utils.replaceProperty(Function.prototype, 'toString', {\n value: toStringProxy\n })\n}",patchToStringNested:"(obj = {}) => {\n return utils.execRecursively(obj, ['function'], utils.patchToString)\n}",redirectToString:"(proxyObj, originalObj) => {\n const handler = {\n apply: function (target, ctx) {\n // This fixes e.g. ` + "`" + `HTMLMediaElement.prototype.canPlayType.toString + \"\"` + "`" + `\n if (ctx === Function.prototype.toString) {\n return utils.makeNativeString('toString')\n }\n\n // ` + "`" + `toString` + "`" + ` targeted at our proxied Object detected\n if (ctx === proxyObj) {\n const fallback = () =>\n originalObj && originalObj.name\n ? utils.makeNativeString(originalObj.name)\n : utils.makeNativeString(proxyObj.name)\n\n // Return the toString representation of our original object if possible\n return originalObj + '' || fallback()\n }\n\n // Check if the toString protype of the context is the same as the global prototype,\n // if not indicates that we are doing a check across different windows., e.g. the iframeWithdirect` + "`" + ` test case\n const hasSameProto = Object.getPrototypeOf(\n Function.prototype.toString\n ).isPrototypeOf(ctx.toString) // eslint-disable-line no-prototype-builtins\n if (!hasSameProto) {\n // Pass the call on to the local Function.prototype.toString instead\n return ctx.toString()\n }\n\n return target.call(ctx)\n }\n }\n\n const toStringProxy = new Proxy(\n Function.prototype.toString,\n utils.stripProxyFromErrors(handler)\n )\n utils.replaceProperty(Function.prototype, 'toString', {\n value: toStringProxy\n })\n}",replaceWithProxy:"(obj, propName, handler) => {\n const originalObj = obj[propName]\n const proxyObj = new Proxy(obj[propName], utils.stripProxyFromErrors(handler))\n\n utils.replaceProperty(obj, propName, { value: proxyObj })\n utils.redirectToString(proxyObj, originalObj)\n\n return true\n}",replaceGetterWithProxy:"(obj, propName, handler) => {\n const fn = Object.getOwnPropertyDescriptor(obj, propName).get\n const fnStr = fn.toString() // special getter function string\n const proxyObj = new Proxy(fn, utils.stripProxyFromErrors(handler))\n\n utils.replaceProperty(obj, propName, { get: proxyObj })\n utils.patchToString(proxyObj, fnStr)\n\n return true\n}",mockWithProxy:"(obj, propName, pseudoTarget, handler) => {\n const proxyObj = new Proxy(pseudoTarget, utils.stripProxyFromErrors(handler))\n\n utils.replaceProperty(obj, propName, { value: proxyObj })\n utils.patchToString(proxyObj)\n\n return true\n}",createProxy:"(pseudoTarget, handler) => {\n const proxyObj = new Proxy(pseudoTarget, utils.stripProxyFromErrors(handler))\n utils.patchToString(proxyObj)\n\n return proxyObj\n}",splitObjPath:"objPath => ({\n // Remove last dot entry (property) ==> ` + "`" + `HTMLMediaElement.prototype` + "`" + `\n objName: objPath.split('.').slice(0, -1).join('.'),\n // Extract last dot entry ==> ` + "`" + `canPlayType` + "`" + `\n propName: objPath.split('.').slice(-1)[0]\n})",replaceObjPathWithProxy:"(objPath, handler) => {\n const { objName, propName } = utils.splitObjPath(objPath)\n const obj = eval(objName) // eslint-disable-line no-eval\n return utils.replaceWithProxy(obj, propName, handler)\n}",execRecursively:"(obj = {}, typeFilter = [], fn) => {\n function recurse(obj) {\n for (const key in obj) {\n if (obj[key] === undefined) {\n continue\n }\n if (obj[key] && typeof obj[key] === 'object') {\n recurse(obj[key])\n } else {\n if (obj[key] && typeFilter.includes(typeof obj[key])) {\n fn.call(this, obj[key])\n }\n }\n }\n }\n recurse(obj)\n return obj\n}",stringifyFns:"(fnObj = { hello: () => 'world' }) => {\n // Object.fromEntries() ponyfill (in 6 lines) - supported only in Node v12+, modern browsers are fine\n // https://github.com/feross/fromentries\n function fromEntries(iterable) {\n return [...iterable].reduce((obj, [key, val]) => {\n obj[key] = val\n return obj\n }, {})\n }\n return (Object.fromEntries || fromEntries)(\n Object.entries(fnObj)\n .filter(([key, value]) => typeof value === 'function')\n .map(([key, value]) => [key, value.toString()]) // eslint-disable-line no-eval\n )\n}",materializeFns:"(fnStrObj = { hello: \"() => 'world'\" }) => {\n return Object.fromEntries(\n Object.entries(fnStrObj).map(([key, value]) => {\n if (value.startsWith('function')) {\n // some trickery is needed to make oldschool functions work :-)\n return [key, eval(` + "`" + `() => ${value}` + "`" + `)()] // eslint-disable-line no-eval\n } else {\n // arrow functions just work\n return [key, eval(value)] // eslint-disable-line no-eval\n }\n })\n )\n}",makeHandler:"() => ({\n // Used by simple ` + "`" + `navigator` + "`" + ` getter evasions\n getterValue: value => ({\n apply(target, ctx, args) {\n // Let's fetch the value first, to trigger and escalate potential errors\n // Illegal invocations like ` + "`" + `navigator.__proto__.vendor` + "`" + ` will throw here\n const ret = utils.cache.Reflect.apply(...arguments)\n if (args && args.length === 0) {\n return value\n }\n return ret\n }\n })\n})"},_mainFunction:"(utils, { opts, STATIC_DATA }) => {\n if (!window.chrome) {\n // Use the exact property descriptor found in headful Chrome\n // fetch it via ` + "`" + `Object.getOwnPropertyDescriptor(window, 'chrome')` + "`" + `\n Object.defineProperty(window, 'chrome', {\n writable: true,\n enumerable: true,\n configurable: false, // note!\n value: {} // We'll extend that later\n })\n }\n\n // That means we're running headful and don't need to mock anything\n const existsAlready = 'runtime' in window.chrome\n // ` + "`" + `chrome.runtime` + "`" + ` is only exposed on secure origins\n const isNotSecure = !window.location.protocol.startsWith('https')\n if (existsAlready || (isNotSecure && !opts.runOnInsecureOrigins)) {\n return // Nothing to do here\n }\n\n window.chrome.runtime = {\n // There's a bunch of static data in that property which doesn't seem to change,\n // we should periodically check for updates: ` + "`" + `JSON.stringify(window.chrome.runtime, null, 2)` + "`" + `\n ...STATIC_DATA,\n // ` + "`" + `chrome.runtime.id` + "`" + ` is extension related and returns undefined in Chrome\n get id() {\n return undefined\n },\n // These two require more sophisticated mocks\n connect: null,\n sendMessage: null\n }\n\n const makeCustomRuntimeErrors = (preamble, method, extensionId) => ({\n NoMatchingSignature: new TypeError(\n preamble + ` + "`" + `No matching signature.` + "`" + `\n ),\n MustSpecifyExtensionID: new TypeError(\n preamble +\n ` + "`" + `${method} called from a webpage must specify an Extension ID (string) for its first argument.` + "`" + `\n ),\n InvalidExtensionID: new TypeError(\n preamble + ` + "`" + `Invalid extension id: '${extensionId}'` + "`" + `\n )\n })\n\n // Valid Extension IDs are 32 characters in length and use the letter ` + "`" + `a` + "`" + ` to ` + "`" + `p` + "`" + `:\n // https://source.chromium.org/chromium/chromium/src/+/master:components/crx_file/id_util.cc;drc=14a055ccb17e8c8d5d437fe080faba4c6f07beac;l=90\n const isValidExtensionID = str =>\n str.length === 32 && str.toLowerCase().match(/^[a-p]+$/)\n\n /** Mock ` + "`" + `chrome.runtime.sendMessage` + "`" + ` */\n const sendMessageHandler = {\n apply: function(target, ctx, args) {\n const [extensionId, options, responseCallback] = args || []\n\n // Define custom errors\n const errorPreamble = ` + "`" + `Error in invocation of runtime.sendMessage(optional string extensionId, any message, optional object options, optional function responseCallback): ` + "`" + `\n const Errors = makeCustomRuntimeErrors(\n errorPreamble,\n ` + "`" + `chrome.runtime.sendMessage()` + "`" + `,\n extensionId\n )\n\n // Check if the call signature looks ok\n const noArguments = args.length === 0\n const tooManyArguments = args.length > 4\n const incorrectOptions = options && typeof options !== 'object'\n const incorrectResponseCallback =\n responseCallback && typeof responseCallback !== 'function'\n if (\n noArguments ||\n tooManyArguments ||\n incorrectOptions ||\n incorrectResponseCallback\n ) {\n throw Errors.NoMatchingSignature\n }\n\n // At least 2 arguments are required before we even validate the extension ID\n if (args.length < 2) {\n throw Errors.MustSpecifyExtensionID\n }\n\n // Now let's make sure we got a string as extension ID\n if (typeof extensionId !== 'string') {\n throw Errors.NoMatchingSignature\n }\n\n if (!isValidExtensionID(extensionId)) {\n throw Errors.InvalidExtensionID\n }\n\n return undefined // Normal behavior\n }\n }\n utils.mockWithProxy(\n window.chrome.runtime,\n 'sendMessage',\n function sendMessage() {},\n sendMessageHandler\n )\n\n /**\n * Mock ` + "`" + `chrome.runtime.connect` + "`" + `\n *\n * @see https://developer.chrome.com/apps/runtime#method-connect\n */\n const connectHandler = {\n apply: function(target, ctx, args) {\n const [extensionId, connectInfo] = args || []\n\n // Define custom errors\n const errorPreamble = ` + "`" + `Error in invocation of runtime.connect(optional string extensionId, optional object connectInfo): ` + "`" + `\n const Errors = makeCustomRuntimeErrors(\n errorPreamble,\n ` + "`" + `chrome.runtime.connect()` + "`" + `,\n extensionId\n )\n\n // Behavior differs a bit from sendMessage:\n const noArguments = args.length === 0\n const emptyStringArgument = args.length === 1 && extensionId === ''\n if (noArguments || emptyStringArgument) {\n throw Errors.MustSpecifyExtensionID\n }\n\n const tooManyArguments = args.length > 2\n const incorrectConnectInfoType =\n connectInfo && typeof connectInfo !== 'object'\n\n if (tooManyArguments || incorrectConnectInfoType) {\n throw Errors.NoMatchingSignature\n }\n\n const extensionIdIsString = typeof extensionId === 'string'\n if (extensionIdIsString && extensionId === '') {\n throw Errors.MustSpecifyExtensionID\n }\n if (extensionIdIsString && !isValidExtensionID(extensionId)) {\n throw Errors.InvalidExtensionID\n }\n\n // There's another edge-case here: extensionId is optional so we might find a connectInfo object as first param, which we need to validate\n const validateConnectInfo = ci => {\n // More than a first param connectInfo as been provided\n if (args.length > 1) {\n throw Errors.NoMatchingSignature\n }\n // An empty connectInfo has been provided\n if (Object.keys(ci).length === 0) {\n throw Errors.MustSpecifyExtensionID\n }\n // Loop over all connectInfo props an check them\n Object.entries(ci).forEach(([k, v]) => {\n const isExpected = ['name', 'includeTlsChannelId'].includes(k)\n if (!isExpected) {\n throw new TypeError(\n errorPreamble + ` + "`" + `Unexpected property: '${k}'.` + "`" + `\n )\n }\n const MismatchError = (propName, expected, found) =>\n TypeError(\n errorPreamble +\n ` + "`" + `Error at property '${propName}': Invalid type: expected ${expected}, found ${found}.` + "`" + `\n )\n if (k === 'name' && typeof v !== 'string') {\n throw MismatchError(k, 'string', typeof v)\n }\n if (k === 'includeTlsChannelId' && typeof v !== 'boolean') {\n throw MismatchError(k, 'boolean', typeof v)\n }\n })\n }\n if (typeof extensionId === 'object') {\n validateConnectInfo(extensionId)\n throw Errors.MustSpecifyExtensionID\n }\n\n // Unfortunately even when the connect fails Chrome will return an object with methods we need to mock as well\n return utils.patchToStringNested(makeConnectResponse())\n }\n }\n utils.mockWithProxy(\n window.chrome.runtime,\n 'connect',\n function connect() {},\n connectHandler\n )\n\n function makeConnectResponse() {\n const onSomething = () => ({\n addListener: function addListener() {},\n dispatch: function dispatch() {},\n hasListener: function hasListener() {},\n hasListeners: function hasListeners() {\n return false\n },\n removeListener: function removeListener() {}\n })\n\n const response = {\n name: '',\n sender: undefined,\n disconnect: function disconnect() {},\n onDisconnect: onSomething(),\n onMessage: onSomething(),\n postMessage: function postMessage() {\n if (!arguments.length) {\n throw new TypeError(` + "`" + `Insufficient number of arguments.` + "`" + `)\n }\n throw new Error(` + "`" + `Attempting to use a disconnected port object` + "`" + `)\n }\n }\n return response\n }\n }",_args:[{opts:{runOnInsecureOrigins:!1},STATIC_DATA:{OnInstalledReason:{CHROME_UPDATE:"chrome_update",INSTALL:"install",SHARED_MODULE_UPDATE:"shared_module_update",UPDATE:"update"},OnRestartRequiredReason:{APP_UPDATE:"app_update",OS_UPDATE:"os_update",PERIODIC:"periodic"},PlatformArch:{ARM:"arm",ARM64:"arm64",MIPS:"mips",MIPS64:"mips64",X86_32:"x86-32",X86_64:"x86-64"},PlatformNaclArch:{ARM:"arm",MIPS:"mips",MIPS64:"mips64",X86_32:"x86-32",X86_64:"x86-64"},PlatformOs:{ANDROID:"android",CROS:"cros",LINUX:"linux",MAC:"mac",OPENBSD:"openbsd",WIN:"win"},RequestUpdateCheckStatus:{NO_UPDATE:"no_update",THROTTLED:"throttled",UPDATE_AVAILABLE:"update_available"}}}]}),(({_utilsFns:_utilsFns,_mainFunction:_mainFunction,_args:_args})=>{const utils=Object.fromEntries(Object.entries(_utilsFns).map((([key,value])=>[key,eval(value)])));utils.init(),eval(_mainFunction)(utils,..._args)})({_utilsFns:{init:"() => {\n utils.preloadCache()\n}",stripProxyFromErrors:"(handler = {}) => {\n const newHandler = {}\n // We wrap each trap in the handler in a try/catch and modify the error stack if they throw\n const traps = Object.getOwnPropertyNames(handler)\n traps.forEach(trap => {\n newHandler[trap] = function () {\n try {\n // Forward the call to the defined proxy handler\n return handler[trap].apply(this, arguments || [])\n } catch (err) {\n // Stack traces differ per browser, we only support chromium based ones currently\n if (!err || !err.stack || !err.stack.includes(` + "`" + `at ` + "`" + `)) {\n throw err\n }\n\n // When something throws within one of our traps the Proxy will show up in error stacks\n // An earlier implementation of this code would simply strip lines with a blacklist,\n // but it makes sense to be more surgical here and only remove lines related to our Proxy.\n // We try to use a known \"anchor\" line for that and strip it with everything above it.\n // If the anchor line cannot be found for some reason we fall back to our blacklist approach.\n\n const stripWithBlacklist = (stack, stripFirstLine = true) => {\n const blacklist = [\n ` + "`" + `at Reflect.${trap} ` + "`" + `, // e.g. Reflect.get or Reflect.apply\n ` + "`" + `at Object.${trap} ` + "`" + `, // e.g. Object.get or Object.apply\n ` + "`" + `at Object.newHandler.<computed> [as ${trap}] ` + "`" + ` // caused by this very wrapper :-)\n ]\n return (\n err.stack\n .split('\\n')\n // Always remove the first (file) line in the stack (guaranteed to be our proxy)\n .filter((line, index) => !(index === 1 && stripFirstLine))\n // Check if the line starts with one of our blacklisted strings\n .filter(line => !blacklist.some(bl => line.trim().startsWith(bl)))\n .join('\\n')\n )\n }\n\n const stripWithAnchor = (stack, anchor) => {\n const stackArr = stack.split('\\n')\n anchor = anchor || ` + "`" + `at Object.newHandler.<computed> [as ${trap}] ` + "`" + ` // Known first Proxy line in chromium\n const anchorIndex = stackArr.findIndex(line =>\n line.trim().startsWith(anchor)\n )\n if (anchorIndex === -1) {\n return false // 404, anchor not found\n }\n // Strip everything from the top until we reach the anchor line\n // Note: We're keeping the 1st line (zero index) as it's unrelated (e.g. ` + "`" + `TypeError` + "`" + `)\n stackArr.splice(1, anchorIndex)\n return stackArr.join('\\n')\n }\n\n // Special cases due to our nested toString proxies\n err.stack = err.stack.replace(\n 'at Object.toString (',\n 'at Function.toString ('\n )\n if ((err.stack || '').includes('at Function.toString (')) {\n err.stack = stripWithBlacklist(err.stack, false)\n throw err\n }\n\n // Try using the anchor method, fallback to blacklist if necessary\n err.stack = stripWithAnchor(err.stack) || stripWithBlacklist(err.stack)\n\n throw err // Re-throw our now sanitized error\n }\n }\n })\n return newHandler\n}",stripErrorWithAnchor:"(err, anchor) => {\n const stackArr = err.stack.split('\\n')\n const anchorIndex = stackArr.findIndex(line => line.trim().startsWith(anchor))\n if (anchorIndex === -1) {\n return err // 404, anchor not found\n }\n // Strip everything from the top until we reach the anchor line (remove anchor line as well)\n // Note: We're keeping the 1st line (zero index) as it's unrelated (e.g. ` + "`" + `TypeError` + "`" + `)\n stackArr.splice(1, anchorIndex)\n err.stack = stackArr.join('\\n')\n return err\n}",replaceProperty:"(obj, propName, descriptorOverrides = {}) => {\n return Object.defineProperty(obj, propName, {\n // Copy over the existing descriptors (writable, enumerable, configurable, etc)\n ...(Object.getOwnPropertyDescriptor(obj, propName) || {}),\n // Add our overrides (e.g. value, get())\n ...descriptorOverrides\n })\n}",preloadCache:"() => {\n if (utils.cache) {\n return\n }\n utils.cache = {\n // Used in our proxies\n Reflect: {\n get: Reflect.get.bind(Reflect),\n apply: Reflect.apply.bind(Reflect)\n },\n // Used in ` + "`" + `makeNativeString` + "`" + `\n nativeToStringStr: Function.toString + '' // => ` + "`" + `function toString() { [native code] }` + "`" + `\n }\n}",makeNativeString:"(name = '') => {\n return utils.cache.nativeToStringStr.replace('toString', name || '')\n}",patchToString:"(obj, str = '') => {\n const handler = {\n apply: function (target, ctx) {\n // This fixes e.g. ` + "`" + `HTMLMediaElement.prototype.canPlayType.toString + \"\"` + "`" + `\n if (ctx === Function.prototype.toString) {\n return utils.makeNativeString('toString')\n }\n // ` + "`" + `toString` + "`" + ` targeted at our proxied Object detected\n if (ctx === obj) {\n // We either return the optional string verbatim or derive the most desired result automatically\n return str || utils.makeNativeString(obj.name)\n }\n // Check if the toString protype of the context is the same as the global prototype,\n // if not indicates that we are doing a check across different windows., e.g. the iframeWithdirect` + "`" + ` test case\n const hasSameProto = Object.getPrototypeOf(\n Function.prototype.toString\n ).isPrototypeOf(ctx.toString) // eslint-disable-line no-prototype-builtins\n if (!hasSameProto) {\n // Pass the call on to the local Function.prototype.toString instead\n return ctx.toString()\n }\n return target.call(ctx)\n }\n }\n\n const toStringProxy = new Proxy(\n Function.prototype.toString,\n utils.stripProxyFromErrors(handler)\n )\n utils.replaceProperty(Function.prototype, 'toString', {\n value: toStringProxy\n })\n}",patchToStringNested:"(obj = {}) => {\n return utils.execRecursively(obj, ['function'], utils.patchToString)\n}",redirectToString:"(proxyObj, originalObj) => {\n const handler = {\n apply: function (target, ctx) {\n // This fixes e.g. ` + "`" + `HTMLMediaElement.prototype.canPlayType.toString + \"\"` + "`" + `\n if (ctx === Function.prototype.toString) {\n return utils.makeNativeString('toString')\n }\n\n // ` + "`" + `toString` + "`" + ` targeted at our proxied Object detected\n if (ctx === proxyObj) {\n const fallback = () =>\n originalObj && originalObj.name\n ? utils.makeNativeString(originalObj.name)\n : utils.makeNativeString(proxyObj.name)\n\n // Return the toString representation of our original object if possible\n return originalObj + '' || fallback()\n }\n\n // Check if the toString protype of the context is the same as the global prototype,\n // if not indicates that we are doing a check across different windows., e.g. the iframeWithdirect` + "`" + ` test case\n const hasSameProto = Object.getPrototypeOf(\n Function.prototype.toString\n ).isPrototypeOf(ctx.toString) // eslint-disable-line no-prototype-builtins\n if (!hasSameProto) {\n // Pass the call on to the local Function.prototype.toString instead\n return ctx.toString()\n }\n\n return target.call(ctx)\n }\n }\n\n const toStringProxy = new Proxy(\n Function.prototype.toString,\n utils.stripProxyFromErrors(handler)\n )\n utils.replaceProperty(Function.prototype, 'toString', {\n value: toStringProxy\n })\n}",replaceWithProxy:"(obj, propName, handler) => {\n const originalObj = obj[propName]\n const proxyObj = new Proxy(obj[propName], utils.stripProxyFromErrors(handler))\n\n utils.replaceProperty(obj, propName, { value: proxyObj })\n utils.redirectToString(proxyObj, originalObj)\n\n return true\n}",replaceGetterWithProxy:"(obj, propName, handler) => {\n const fn = Object.getOwnPropertyDescriptor(obj, propName).get\n const fnStr = fn.toString() // special getter function string\n const proxyObj = new Proxy(fn, utils.stripProxyFromErrors(handler))\n\n utils.replaceProperty(obj, propName, { get: proxyObj })\n utils.patchToString(proxyObj, fnStr)\n\n return true\n}",mockWithProxy:"(obj, propName, pseudoTarget, handler) => {\n const proxyObj = new Proxy(pseudoTarget, utils.stripProxyFromErrors(handler))\n\n utils.replaceProperty(obj, propName, { value: proxyObj })\n utils.patchToString(proxyObj)\n\n return true\n}",createProxy:"(pseudoTarget, handler) => {\n const proxyObj = new Proxy(pseudoTarget, utils.stripProxyFromErrors(handler))\n utils.patchToString(proxyObj)\n\n return proxyObj\n}",splitObjPath:"objPath => ({\n // Remove last dot entry (property) ==> ` + "`" + `HTMLMediaElement.prototype` + "`" + `\n objName: objPath.split('.').slice(0, -1).join('.'),\n // Extract last dot entry ==> ` + "`" + `canPlayType` + "`" + `\n propName: objPath.split('.').slice(-1)[0]\n})",replaceObjPathWithProxy:"(objPath, handler) => {\n const { objName, propName } = utils.splitObjPath(objPath)\n const obj = eval(objName) // eslint-disable-line no-eval\n return utils.replaceWithProxy(obj, propName, handler)\n}",execRecursively:"(obj = {}, typeFilter = [], fn) => {\n function recurse(obj) {\n for (const key in obj) {\n if (obj[key] === undefined) {\n continue\n }\n if (obj[key] && typeof obj[key] === 'object') {\n recurse(obj[key])\n } else {\n if (obj[key] && typeFilter.includes(typeof obj[key])) {\n fn.call(this, obj[key])\n }\n }\n }\n }\n recurse(obj)\n return obj\n}",stringifyFns:"(fnObj = { hello: () => 'world' }) => {\n // Object.fromEntries() ponyfill (in 6 lines) - supported only in Node v12+, modern browsers are fine\n // https://github.com/feross/fromentries\n function fromEntries(iterable) {\n return [...iterable].reduce((obj, [key, val]) => {\n obj[key] = val\n return obj\n }, {})\n }\n return (Object.fromEntries || fromEntries)(\n Object.entries(fnObj)\n .filter(([key, value]) => typeof value === 'function')\n .map(([key, value]) => [key, value.toString()]) // eslint-disable-line no-eval\n )\n}",materializeFns:"(fnStrObj = { hello: \"() => 'world'\" }) => {\n return Object.fromEntries(\n Object.entries(fnStrObj).map(([key, value]) => {\n if (value.startsWith('function')) {\n // some trickery is needed to make oldschool functions work :-)\n return [key, eval(` + "`" + `() => ${value}` + "`" + `)()] // eslint-disable-line no-eval\n } else {\n // arrow functions just work\n return [key, eval(value)] // eslint-disable-line no-eval\n }\n })\n )\n}",makeHandler:"() => ({\n // Used by simple ` + "`" + `navigator` + "`" + ` getter evasions\n getterValue: value => ({\n apply(target, ctx, args) {\n // Let's fetch the value first, to trigger and escalate potential errors\n // Illegal invocations like ` + "`" + `navigator.__proto__.vendor` + "`" + ` will throw here\n const ret = utils.cache.Reflect.apply(...arguments)\n if (args && args.length === 0) {\n return value\n }\n return ret\n }\n })\n})"},_mainFunction:"utils => {\n /**\n * Input might look funky, we need to normalize it so e.g. whitespace isn't an issue for our spoofing.\n *\n * @example\n * video/webm; codecs=\"vp8, vorbis\"\n * video/mp4; codecs=\"avc1.42E01E\"\n * audio/x-m4a;\n * audio/ogg; codecs=\"vorbis\"\n * @param {String} arg\n */\n const parseInput = arg => {\n const [mime, codecStr] = arg.trim().split(';')\n let codecs = []\n if (codecStr && codecStr.includes('codecs=\"')) {\n codecs = codecStr\n .trim()\n .replace(` + "`" + `codecs=\"` + "`" + `, '')\n .replace(` + "`" + `\"` + "`" + `, '')\n .trim()\n .split(',')\n .filter(x => !!x)\n .map(x => x.trim())\n }\n return {\n mime,\n codecStr,\n codecs\n }\n }\n\n const canPlayType = {\n // Intercept certain requests\n apply: function(target, ctx, args) {\n if (!args || !args.length) {\n return target.apply(ctx, args)\n }\n const { mime, codecs } = parseInput(args[0])\n // This specific mp4 codec is missing in Chromium\n if (mime === 'video/mp4') {\n if (codecs.includes('avc1.42E01E')) {\n return 'probably'\n }\n }\n // This mimetype is only supported if no codecs are specified\n if (mime === 'audio/x-m4a' && !codecs.length) {\n return 'maybe'\n }\n\n // This mimetype is only supported if no codecs are specified\n if (mime === 'audio/aac' && !codecs.length) {\n return 'probably'\n }\n // Everything else as usual\n return target.apply(ctx, args)\n }\n }\n\n /* global HTMLMediaElement */\n utils.replaceWithProxy(\n HTMLMediaElement.prototype,\n 'canPlayType',\n canPlayType\n )\n }",_args:[]}),(({_utilsFns:_utilsFns,_mainFunction:_mainFunction,_args:_args})=>{const utils=Object.fromEntries(Object.entries(_utilsFns).map((([key,value])=>[key,eval(value)])));utils.init(),eval(_mainFunction)(utils,..._args)})({_utilsFns:{init:"() => {\n utils.preloadCache()\n}",stripProxyFromErrors:"(handler = {}) => {\n const newHandler = {}\n // We wrap each trap in the handler in a try/catch and modify the error stack if they throw\n const traps = Object.getOwnPropertyNames(handler)\n traps.forEach(trap => {\n newHandler[trap] = function () {\n try {\n // Forward the call to the defined proxy handler\n return handler[trap].apply(this, arguments || [])\n } catch (err) {\n // Stack traces differ per browser, we only support chromium based ones currently\n if (!err || !err.stack || !err.stack.includes(` + "`" + `at ` + "`" + `)) {\n throw err\n }\n\n // When something throws within one of our traps the Proxy will show up in error stacks\n // An earlier implementation of this code would simply strip lines with a blacklist,\n // but it makes sense to be more surgical here and only remove lines related to our Proxy.\n // We try to use a known \"anchor\" line for that and strip it with everything above it.\n // If the anchor line cannot be found for some reason we fall back to our blacklist approach.\n\n const stripWithBlacklist = (stack, stripFirstLine = true) => {\n const blacklist = [\n ` + "`" + `at Reflect.${trap} ` + "`" + `, // e.g. Reflect.get or Reflect.apply\n ` + "`" + `at Object.${trap} ` + "`" + `, // e.g. Object.get or Object.apply\n ` + "`" + `at Object.newHandler.<computed> [as ${trap}] ` + "`" + ` // caused by this very wrapper :-)\n ]\n return (\n err.stack\n .split('\\n')\n // Always remove the first (file) line in the stack (guaranteed to be our proxy)\n .filter((line, index) => !(index === 1 && stripFirstLine))\n // Check if the line starts with one of our blacklisted strings\n .filter(line => !blacklist.some(bl => line.trim().startsWith(bl)))\n .join('\\n')\n )\n }\n\n const stripWithAnchor = (stack, anchor) => {\n const stackArr = stack.split('\\n')\n anchor = anchor || ` + "`" + `at Object.newHandler.<computed> [as ${trap}] ` + "`" + ` // Known first Proxy line in chromium\n const anchorIndex = stackArr.findIndex(line =>\n line.trim().startsWith(anchor)\n )\n if (anchorIndex === -1) {\n return false // 404, anchor not found\n }\n // Strip everything from the top until we reach the anchor line\n // Note: We're keeping the 1st line (zero index) as it's unrelated (e.g. ` + "`" + `TypeError` + "`" + `)\n stackArr.splice(1, anchorIndex)\n return stackArr.join('\\n')\n }\n\n // Special cases due to our nested toString proxies\n err.stack = err.stack.replace(\n 'at Object.toString (',\n 'at Function.toString ('\n )\n if ((err.stack || '').includes('at Function.toString (')) {\n err.stack = stripWithBlacklist(err.stack, false)\n throw err\n }\n\n // Try using the anchor method, fallback to blacklist if necessary\n err.stack = stripWithAnchor(err.stack) || stripWithBlacklist(err.stack)\n\n throw err // Re-throw our now sanitized error\n }\n }\n })\n return newHandler\n}",stripErrorWithAnchor:"(err, anchor) => {\n const stackArr = err.stack.split('\\n')\n const anchorIndex = stackArr.findIndex(line => line.trim().startsWith(anchor))\n if (anchorIndex === -1) {\n return err // 404, anchor not found\n }\n // Strip everything from the top until we reach the anchor line (remove anchor line as well)\n // Note: We're keeping the 1st line (zero index) as it's unrelated (e.g. ` + "`" + `TypeError` + "`" + `)\n stackArr.splice(1, anchorIndex)\n err.stack = stackArr.join('\\n')\n return err\n}",replaceProperty:"(obj, propName, descriptorOverrides = {}) => {\n return Object.defineProperty(obj, propName, {\n // Copy over the existing descriptors (writable, enumerable, configurable, etc)\n ...(Object.getOwnPropertyDescriptor(obj, propName) || {}),\n // Add our overrides (e.g. value, get())\n ...descriptorOverrides\n })\n}",preloadCache:"() => {\n if (utils.cache) {\n return\n }\n utils.cache = {\n // Used in our proxies\n Reflect: {\n get: Reflect.get.bind(Reflect),\n apply: Reflect.apply.bind(Reflect)\n },\n // Used in ` + "`" + `makeNativeString` + "`" + `\n nativeToStringStr: Function.toString + '' // => ` + "`" + `function toString() { [native code] }` + "`" + `\n }\n}",makeNativeString:"(name = '') => {\n return utils.cache.nativeToStringStr.replace('toString', name || '')\n}",patchToString:"(obj, str = '') => {\n const handler = {\n apply: function (target, ctx) {\n // This fixes e.g. ` + "`" + `HTMLMediaElement.prototype.canPlayType.toString + \"\"` + "`" + `\n if (ctx === Function.prototype.toString) {\n return utils.makeNativeString('toString')\n }\n // ` + "`" + `toString` + "`" + ` targeted at our proxied Object detected\n if (ctx === obj) {\n // We either return the optional string verbatim or derive the most desired result automatically\n return str || utils.makeNativeString(obj.name)\n }\n // Check if the toString protype of the context is the same as the global prototype,\n // if not indicates that we are doing a check across different windows., e.g. the iframeWithdirect` + "`" + ` test case\n const hasSameProto = Object.getPrototypeOf(\n Function.prototype.toString\n ).isPrototypeOf(ctx.toString) // eslint-disable-line no-prototype-builtins\n if (!hasSameProto) {\n // Pass the call on to the local Function.prototype.toString instead\n return ctx.toString()\n }\n return target.call(ctx)\n }\n }\n\n const toStringProxy = new Proxy(\n Function.prototype.toString,\n utils.stripProxyFromErrors(handler)\n )\n utils.replaceProperty(Function.prototype, 'toString', {\n value: toStringProxy\n })\n}",patchToStringNested:"(obj = {}) => {\n return utils.execRecursively(obj, ['function'], utils.patchToString)\n}",redirectToString:"(proxyObj, originalObj) => {\n const handler = {\n apply: function (target, ctx) {\n // This fixes e.g. ` + "`" + `HTMLMediaElement.prototype.canPlayType.toString + \"\"` + "`" + `\n if (ctx === Function.prototype.toString) {\n return utils.makeNativeString('toString')\n }\n\n // ` + "`" + `toString` + "`" + ` targeted at our proxied Object detected\n if (ctx === proxyObj) {\n const fallback = () =>\n originalObj && originalObj.name\n ? utils.makeNativeString(originalObj.name)\n : utils.makeNativeString(proxyObj.name)\n\n // Return the toString representation of our original object if possible\n return originalObj + '' || fallback()\n }\n\n // Check if the toString protype of the context is the same as the global prototype,\n // if not indicates that we are doing a check across different windows., e.g. the iframeWithdirect` + "`" + ` test case\n const hasSameProto = Object.getPrototypeOf(\n Function.prototype.toString\n ).isPrototypeOf(ctx.toString) // eslint-disable-line no-prototype-builtins\n if (!hasSameProto) {\n // Pass the call on to the local Function.prototype.toString instead\n return ctx.toString()\n }\n\n return target.call(ctx)\n }\n }\n\n const toStringProxy = new Proxy(\n Function.prototype.toString,\n utils.stripProxyFromErrors(handler)\n )\n utils.replaceProperty(Function.prototype, 'toString', {\n value: toStringProxy\n })\n}",replaceWithProxy:"(obj, propName, handler) => {\n const originalObj = obj[propName]\n const proxyObj = new Proxy(obj[propName], utils.stripProxyFromErrors(handler))\n\n utils.replaceProperty(obj, propName, { value: proxyObj })\n utils.redirectToString(proxyObj, originalObj)\n\n return true\n}",replaceGetterWithProxy:"(obj, propName, handler) => {\n const fn = Object.getOwnPropertyDescriptor(obj, propName).get\n const fnStr = fn.toString() // special getter function string\n const proxyObj = new Proxy(fn, utils.stripProxyFromErrors(handler))\n\n utils.replaceProperty(obj, propName, { get: proxyObj })\n utils.patchToString(proxyObj, fnStr)\n\n return true\n}",mockWithProxy:"(obj, propName, pseudoTarget, handler) => {\n const proxyObj = new Proxy(pseudoTarget, utils.stripProxyFromErrors(handler))\n\n utils.replaceProperty(obj, propName, { value: proxyObj })\n utils.patchToString(proxyObj)\n\n return true\n}",createProxy:"(pseudoTarget, handler) => {\n const proxyObj = new Proxy(pseudoTarget, utils.stripProxyFromErrors(handler))\n utils.patchToString(proxyObj)\n\n return proxyObj\n}",splitObjPath:"objPath => ({\n // Remove last dot entry (property) ==> ` + "`" + `HTMLMediaElement.prototype` + "`" + `\n objName: objPath.split('.').slice(0, -1).join('.'),\n // Extract last dot entry ==> ` + "`" + `canPlayType` + "`" + `\n propName: objPath.split('.').slice(-1)[0]\n})",replaceObjPathWithProxy:"(objPath, handler) => {\n const { objName, propName } = utils.splitObjPath(objPath)\n const obj = eval(objName) // eslint-disable-line no-eval\n return utils.replaceWithProxy(obj, propName, handler)\n}",execRecursively:"(obj = {}, typeFilter = [], fn) => {\n function recurse(obj) {\n for (const key in obj) {\n if (obj[key] === undefined) {\n continue\n }\n if (obj[key] && typeof obj[key] === 'object') {\n recurse(obj[key])\n } else {\n if (obj[key] && typeFilter.includes(typeof obj[key])) {\n fn.call(this, obj[key])\n }\n }\n }\n }\n recurse(obj)\n return obj\n}",stringifyFns:"(fnObj = { hello: () => 'world' }) => {\n // Object.fromEntries() ponyfill (in 6 lines) - supported only in Node v12+, modern browsers are fine\n // https://github.com/feross/fromentries\n function fromEntries(iterable) {\n return [...iterable].reduce((obj, [key, val]) => {\n obj[key] = val\n return obj\n }, {})\n }\n return (Object.fromEntries || fromEntries)(\n Object.entries(fnObj)\n .filter(([key, value]) => typeof value === 'function')\n .map(([key, value]) => [key, value.toString()]) // eslint-disable-line no-eval\n )\n}",materializeFns:"(fnStrObj = { hello: \"() => 'world'\" }) => {\n return Object.fromEntries(\n Object.entries(fnStrObj).map(([key, value]) => {\n if (value.startsWith('function')) {\n // some trickery is needed to make oldschool functions work :-)\n return [key, eval(` + "`" + `() => ${value}` + "`" + `)()] // eslint-disable-line no-eval\n } else {\n // arrow functions just work\n return [key, eval(value)] // eslint-disable-line no-eval\n }\n })\n )\n}",makeHandler:"() => ({\n // Used by simple ` + "`" + `navigator` + "`" + ` getter evasions\n getterValue: value => ({\n apply(target, ctx, args) {\n // Let's fetch the value first, to trigger and escalate potential errors\n // Illegal invocations like ` + "`" + `navigator.__proto__.vendor` + "`" + ` will throw here\n const ret = utils.cache.Reflect.apply(...arguments)\n if (args && args.length === 0) {\n return value\n }\n return ret\n }\n })\n})"},_mainFunction:"(utils, { opts }) => {\n utils.replaceGetterWithProxy(\n Object.getPrototypeOf(navigator),\n 'hardwareConcurrency',\n utils.makeHandler().getterValue(opts.hardwareConcurrency)\n )\n }",_args:[{opts:{hardwareConcurrency:4}}]}),(({_utilsFns:_utilsFns,_mainFunction:_mainFunction,_args:_args})=>{const utils=Object.fromEntries(Object.entries(_utilsFns).map((([key,value])=>[key,eval(value)])));utils.init(),eval(_mainFunction)(utils,..._args)})({_utilsFns:{init:"() => {\n utils.preloadCache()\n}",stripProxyFromErrors:"(handler = {}) => {\n const newHandler = {}\n // We wrap each trap in the handler in a try/catch and modify the error stack if they throw\n const traps = Object.getOwnPropertyNames(handler)\n traps.forEach(trap => {\n newHandler[trap] = function () {\n try {\n // Forward the call to the defined proxy handler\n return handler[trap].apply(this, arguments || [])\n } catch (err) {\n // Stack traces differ per browser, we only support chromium based ones currently\n if (!err || !err.stack || !err.stack.includes(` + "`" + `at ` + "`" + `)) {\n throw err\n }\n\n // When something throws within one of our traps the Proxy will show up in error stacks\n // An earlier implementation of this code would simply strip lines with a blacklist,\n // but it makes sense to be more surgical here and only remove lines related to our Proxy.\n // We try to use a known \"anchor\" line for that and strip it with everything above it.\n // If the anchor line cannot be found for some reason we fall back to our blacklist approach.\n\n const stripWithBlacklist = (stack, stripFirstLine = true) => {\n const blacklist = [\n ` + "`" + `at Reflect.${trap} ` + "`" + `, // e.g. Reflect.get or Reflect.apply\n ` + "`" + `at Object.${trap} ` + "`" + `, // e.g. Object.get or Object.apply\n ` + "`" + `at Object.newHandler.<computed> [as ${trap}] ` + "`" + ` // caused by this very wrapper :-)\n ]\n return (\n err.stack\n .split('\\n')\n // Always remove the first (file) line in the stack (guaranteed to be our proxy)\n .filter((line, index) => !(index === 1 && stripFirstLine))\n // Check if the line starts with one of our blacklisted strings\n .filter(line => !blacklist.some(bl => line.trim().startsWith(bl)))\n .join('\\n')\n )\n }\n\n const stripWithAnchor = (stack, anchor) => {\n const stackArr = stack.split('\\n')\n anchor = anchor || ` + "`" + `at Object.newHandler.<computed> [as ${trap}] ` + "`" + ` // Known first Proxy line in chromium\n const anchorIndex = stackArr.findIndex(line =>\n line.trim().startsWith(anchor)\n )\n if (anchorIndex === -1) {\n return false // 404, anchor not found\n }\n // Strip everything from the top until we reach the anchor line\n // Note: We're keeping the 1st line (zero index) as it's unrelated (e.g. ` + "`" + `TypeError` + "`" + `)\n stackArr.splice(1, anchorIndex)\n return stackArr.join('\\n')\n }\n\n // Special cases due to our nested toString proxies\n err.stack = err.stack.replace(\n 'at Object.toString (',\n 'at Function.toString ('\n )\n if ((err.stack || '').includes('at Function.toString (')) {\n err.stack = stripWithBlacklist(err.stack, false)\n throw err\n }\n\n // Try using the anchor method, fallback to blacklist if necessary\n err.stack = stripWithAnchor(err.stack) || stripWithBlacklist(err.stack)\n\n throw err // Re-throw our now sanitized error\n }\n }\n })\n return newHandler\n}",stripErrorWithAnchor:"(err, anchor) => {\n const stackArr = err.stack.split('\\n')\n const anchorIndex = stackArr.findIndex(line => line.trim().startsWith(anchor))\n if (anchorIndex === -1) {\n return err // 404, anchor not found\n }\n // Strip everything from the top until we reach the anchor line (remove anchor line as well)\n // Note: We're keeping the 1st line (zero index) as it's unrelated (e.g. ` + "`" + `TypeError` + "`" + `)\n stackArr.splice(1, anchorIndex)\n err.stack = stackArr.join('\\n')\n return err\n}",replaceProperty:"(obj, propName, descriptorOverrides = {}) => {\n return Object.defineProperty(obj, propName, {\n // Copy over the existing descriptors (writable, enumerable, configurable, etc)\n ...(Object.getOwnPropertyDescriptor(obj, propName) || {}),\n // Add our overrides (e.g. value, get())\n ...descriptorOverrides\n })\n}",preloadCache:"() => {\n if (utils.cache) {\n return\n }\n utils.cache = {\n // Used in our proxies\n Reflect: {\n get: Reflect.get.bind(Reflect),\n apply: Reflect.apply.bind(Reflect)\n },\n // Used in ` + "`" + `makeNativeString` + "`" + `\n nativeToStringStr: Function.toString + '' // => ` + "`" + `function toString() { [native code] }` + "`" + `\n }\n}",makeNativeString:"(name = '') => {\n return utils.cache.nativeToStringStr.replace('toString', name || '')\n}",patchToString:"(obj, str = '') => {\n const handler = {\n apply: function (target, ctx) {\n // This fixes e.g. ` + "`" + `HTMLMediaElement.prototype.canPlayType.toString + \"\"` + "`" + `\n if (ctx === Function.prototype.toString) {\n return utils.makeNativeString('toString')\n }\n // ` + "`" + `toString` + "`" + ` targeted at our proxied Object detected\n if (ctx === obj) {\n // We either return the optional string verbatim or derive the most desired result automatically\n return str || utils.makeNativeString(obj.name)\n }\n // Check if the toString protype of the context is the same as the global prototype,\n // if not indicates that we are doing a check across different windows., e.g. the iframeWithdirect` + "`" + ` test case\n const hasSameProto = Object.getPrototypeOf(\n Function.prototype.toString\n ).isPrototypeOf(ctx.toString) // eslint-disable-line no-prototype-builtins\n if (!hasSameProto) {\n // Pass the call on to the local Function.prototype.toString instead\n return ctx.toString()\n }\n return target.call(ctx)\n }\n }\n\n const toStringProxy = new Proxy(\n Function.prototype.toString,\n utils.stripProxyFromErrors(handler)\n )\n utils.replaceProperty(Function.prototype, 'toString', {\n value: toStringProxy\n })\n}",patchToStringNested:"(obj = {}) => {\n return utils.execRecursively(obj, ['function'], utils.patchToString)\n}",redirectToString:"(proxyObj, originalObj) => {\n const handler = {\n apply: function (target, ctx) {\n // This fixes e.g. ` + "`" + `HTMLMediaElement.prototype.canPlayType.toString + \"\"` + "`" + `\n if (ctx === Function.prototype.toString) {\n return utils.makeNativeString('toString')\n }\n\n // ` + "`" + `toString` + "`" + ` targeted at our proxied Object detected\n if (ctx === proxyObj) {\n const fallback = () =>\n originalObj && originalObj.name\n ? utils.makeNativeString(originalObj.name)\n : utils.makeNativeString(proxyObj.name)\n\n // Return the toString representation of our original object if possible\n return originalObj + '' || fallback()\n }\n\n // Check if the toString protype of the context is the same as the global prototype,\n // if not indicates that we are doing a check across different windows., e.g. the iframeWithdirect` + "`" + ` test case\n const hasSameProto = Object.getPrototypeOf(\n Function.prototype.toString\n ).isPrototypeOf(ctx.toString) // eslint-disable-line no-prototype-builtins\n if (!hasSameProto) {\n // Pass the call on to the local Function.prototype.toString instead\n return ctx.toString()\n }\n\n return target.call(ctx)\n }\n }\n\n const toStringProxy = new Proxy(\n Function.prototype.toString,\n utils.stripProxyFromErrors(handler)\n )\n utils.replaceProperty(Function.prototype, 'toString', {\n value: toStringProxy\n })\n}",replaceWithProxy:"(obj, propName, handler) => {\n const originalObj = obj[propName]\n const proxyObj = new Proxy(obj[propName], utils.stripProxyFromErrors(handler))\n\n utils.replaceProperty(obj, propName, { value: proxyObj })\n utils.redirectToString(proxyObj, originalObj)\n\n return true\n}",replaceGetterWithProxy:"(obj, propName, handler) => {\n const fn = Object.getOwnPropertyDescriptor(obj, propName).get\n const fnStr = fn.toString() // special getter function string\n const proxyObj = new Proxy(fn, utils.stripProxyFromErrors(handler))\n\n utils.replaceProperty(obj, propName, { get: proxyObj })\n utils.patchToString(proxyObj, fnStr)\n\n return true\n}",mockWithProxy:"(obj, propName, pseudoTarget, handler) => {\n const proxyObj = new Proxy(pseudoTarget, utils.stripProxyFromErrors(handler))\n\n utils.replaceProperty(obj, propName, { value: proxyObj })\n utils.patchToString(proxyObj)\n\n return true\n}",createProxy:"(pseudoTarget, handler) => {\n const proxyObj = new Proxy(pseudoTarget, utils.stripProxyFromErrors(handler))\n utils.patchToString(proxyObj)\n\n return proxyObj\n}",splitObjPath:"objPath => ({\n // Remove last dot entry (property) ==> ` + "`" + `HTMLMediaElement.prototype` + "`" + `\n objName: objPath.split('.').slice(0, -1).join('.'),\n // Extract last dot entry ==> ` + "`" + `canPlayType` + "`" + `\n propName: objPath.split('.').slice(-1)[0]\n})",replaceObjPathWithProxy:"(objPath, handler) => {\n const { objName, propName } = utils.splitObjPath(objPath)\n const obj = eval(objName) // eslint-disable-line no-eval\n return utils.replaceWithProxy(obj, propName, handler)\n}",execRecursively:"(obj = {}, typeFilter = [], fn) => {\n function recurse(obj) {\n for (const key in obj) {\n if (obj[key] === undefined) {\n continue\n }\n if (obj[key] && typeof obj[key] === 'object') {\n recurse(obj[key])\n } else {\n if (obj[key] && typeFilter.includes(typeof obj[key])) {\n fn.call(this, obj[key])\n }\n }\n }\n }\n recurse(obj)\n return obj\n}",stringifyFns:"(fnObj = { hello: () => 'world' }) => {\n // Object.fromEntries() ponyfill (in 6 lines) - supported only in Node v12+, modern browsers are fine\n // https://github.com/feross/fromentries\n function fromEntries(iterable) {\n return [...iterable].reduce((obj, [key, val]) => {\n obj[key] = val\n return obj\n }, {})\n }\n return (Object.fromEntries || fromEntries)(\n Object.entries(fnObj)\n .filter(([key, value]) => typeof value === 'function')\n .map(([key, value]) => [key, value.toString()]) // eslint-disable-line no-eval\n )\n}",materializeFns:"(fnStrObj = { hello: \"() => 'world'\" }) => {\n return Object.fromEntries(\n Object.entries(fnStrObj).map(([key, value]) => {\n if (value.startsWith('function')) {\n // some trickery is needed to make oldschool functions work :-)\n return [key, eval(` + "`" + `() => ${value}` + "`" + `)()] // eslint-disable-line no-eval\n } else {\n // arrow functions just work\n return [key, eval(value)] // eslint-disable-line no-eval\n }\n })\n )\n}",makeHandler:"() => ({\n // Used by simple ` + "`" + `navigator` + "`" + ` getter evasions\n getterValue: value => ({\n apply(target, ctx, args) {\n // Let's fetch the value first, to trigger and escalate potential errors\n // Illegal invocations like ` + "`" + `navigator.__proto__.vendor` + "`" + ` will throw here\n const ret = utils.cache.Reflect.apply(...arguments)\n if (args && args.length === 0) {\n return value\n }\n return ret\n }\n })\n})"},_mainFunction:"(utils, { opts }) => {\n const languages = opts.languages.length\n ? opts.languages\n : ['en-US', 'en']\n utils.replaceGetterWithProxy(\n Object.getPrototypeOf(navigator),\n 'languages',\n utils.makeHandler().getterValue(Object.freeze([...languages]))\n )\n }",_args:[{opts:{languages:[]}}]}),(({_utilsFns:_utilsFns,_mainFunction:_mainFunction,_args:_args})=>{const utils=Object.fromEntries(Object.entries(_utilsFns).map((([key,value])=>[key,eval(value)])));utils.init(),eval(_mainFunction)(utils,..._args)})({_utilsFns:{init:"() => {\n utils.preloadCache()\n}",stripProxyFromErrors:"(handler = {}) => {\n const newHandler = {}\n // We wrap each trap in the handler in a try/catch and modify the error stack if they throw\n const traps = Object.getOwnPropertyNames(handler)\n traps.forEach(trap => {\n newHandler[trap] = function () {\n try {\n // Forward the call to the defined proxy handler\n return handler[trap].apply(this, arguments || [])\n } catch (err) {\n // Stack traces differ per browser, we only support chromium based ones currently\n if (!err || !err.stack || !err.stack.includes(` + "`" + `at ` + "`" + `)) {\n throw err\n }\n\n // When something throws within one of our traps the Proxy will show up in error stacks\n // An earlier implementation of this code would simply strip lines with a blacklist,\n // but it makes sense to be more surgical here and only remove lines related to our Proxy.\n // We try to use a known \"anchor\" line for that and strip it with everything above it.\n // If the anchor line cannot be found for some reason we fall back to our blacklist approach.\n\n const stripWithBlacklist = (stack, stripFirstLine = true) => {\n const blacklist = [\n ` + "`" + `at Reflect.${trap} ` + "`" + `, // e.g. Reflect.get or Reflect.apply\n ` + "`" + `at Object.${trap} ` + "`" + `, // e.g. Object.get or Object.apply\n ` + "`" + `at Object.newHandler.<computed> [as ${trap}] ` + "`" + ` // caused by this very wrapper :-)\n ]\n return (\n err.stack\n .split('\\n')\n // Always remove the first (file) line in the stack (guaranteed to be our proxy)\n .filter((line, index) => !(index === 1 && stripFirstLine))\n // Check if the line starts with one of our blacklisted strings\n .filter(line => !blacklist.some(bl => line.trim().startsWith(bl)))\n .join('\\n')\n )\n }\n\n const stripWithAnchor = (stack, anchor) => {\n const stackArr = stack.split('\\n')\n anchor = anchor || ` + "`" + `at Object.newHandler.<computed> [as ${trap}] ` + "`" + ` // Known first Proxy line in chromium\n const anchorIndex = stackArr.findIndex(line =>\n line.trim().startsWith(anchor)\n )\n if (anchorIndex === -1) {\n return false // 404, anchor not found\n }\n // Strip everything from the top until we reach the anchor line\n // Note: We're keeping the 1st line (zero index) as it's unrelated (e.g. ` + "`" + `TypeError` + "`" + `)\n stackArr.splice(1, anchorIndex)\n return stackArr.join('\\n')\n }\n\n // Special cases due to our nested toString proxies\n err.stack = err.stack.replace(\n 'at Object.toString (',\n 'at Function.toString ('\n )\n if ((err.stack || '').includes('at Function.toString (')) {\n err.stack = stripWithBlacklist(err.stack, false)\n throw err\n }\n\n // Try using the anchor method, fallback to blacklist if necessary\n err.stack = stripWithAnchor(err.stack) || stripWithBlacklist(err.stack)\n\n throw err // Re-throw our now sanitized error\n }\n }\n })\n return newHandler\n}",stripErrorWithAnchor:"(err, anchor) => {\n const stackArr = err.stack.split('\\n')\n const anchorIndex = stackArr.findIndex(line => line.trim().startsWith(anchor))\n if (anchorIndex === -1) {\n return err // 404, anchor not found\n }\n // Strip everything from the top until we reach the anchor line (remove anchor line as well)\n // Note: We're keeping the 1st line (zero index) as it's unrelated (e.g. ` + "`" + `TypeError` + "`" + `)\n stackArr.splice(1, anchorIndex)\n err.stack = stackArr.join('\\n')\n return err\n}",replaceProperty:"(obj, propName, descriptorOverrides = {}) => {\n return Object.defineProperty(obj, propName, {\n // Copy over the existing descriptors (writable, enumerable, configurable, etc)\n ...(Object.getOwnPropertyDescriptor(obj, propName) || {}),\n // Add our overrides (e.g. value, get())\n ...descriptorOverrides\n })\n}",preloadCache:"() => {\n if (utils.cache) {\n return\n }\n utils.cache = {\n // Used in our proxies\n Reflect: {\n get: Reflect.get.bind(Reflect),\n apply: Reflect.apply.bind(Reflect)\n },\n // Used in ` + "`" + `makeNativeString` + "`" + `\n nativeToStringStr: Function.toString + '' // => ` + "`" + `function toString() { [native code] }` + "`" + `\n }\n}",makeNativeString:"(name = '') => {\n return utils.cache.nativeToStringStr.replace('toString', name || '')\n}",patchToString:"(obj, str = '') => {\n const handler = {\n apply: function (target, ctx) {\n // This fixes e.g. ` + "`" + `HTMLMediaElement.prototype.canPlayType.toString + \"\"` + "`" + `\n if (ctx === Function.prototype.toString) {\n return utils.makeNativeString('toString')\n }\n // ` + "`" + `toString` + "`" + ` targeted at our proxied Object detected\n if (ctx === obj) {\n // We either return the optional string verbatim or derive the most desired result automatically\n return str || utils.makeNativeString(obj.name)\n }\n // Check if the toString protype of the context is the same as the global prototype,\n // if not indicates that we are doing a check across different windows., e.g. the iframeWithdirect` + "`" + ` test case\n const hasSameProto = Object.getPrototypeOf(\n Function.prototype.toString\n ).isPrototypeOf(ctx.toString) // eslint-disable-line no-prototype-builtins\n if (!hasSameProto) {\n // Pass the call on to the local Function.prototype.toString instead\n return ctx.toString()\n }\n return target.call(ctx)\n }\n }\n\n const toStringProxy = new Proxy(\n Function.prototype.toString,\n utils.stripProxyFromErrors(handler)\n )\n utils.replaceProperty(Function.prototype, 'toString', {\n value: toStringProxy\n })\n}",patchToStringNested:"(obj = {}) => {\n return utils.execRecursively(obj, ['function'], utils.patchToString)\n}",redirectToString:"(proxyObj, originalObj) => {\n const handler = {\n apply: function (target, ctx) {\n // This fixes e.g. ` + "`" + `HTMLMediaElement.prototype.canPlayType.toString + \"\"` + "`" + `\n if (ctx === Function.prototype.toString) {\n return utils.makeNativeString('toString')\n }\n\n // ` + "`" + `toString` + "`" + ` targeted at our proxied Object detected\n if (ctx === proxyObj) {\n const fallback = () =>\n originalObj && originalObj.name\n ? utils.makeNativeString(originalObj.name)\n : utils.makeNativeString(proxyObj.name)\n\n // Return the toString representation of our original object if possible\n return originalObj + '' || fallback()\n }\n\n // Check if the toString protype of the context is the same as the global prototype,\n // if not indicates that we are doing a check across different windows., e.g. the iframeWithdirect` + "`" + ` test case\n const hasSameProto = Object.getPrototypeOf(\n Function.prototype.toString\n ).isPrototypeOf(ctx.toString) // eslint-disable-line no-prototype-builtins\n if (!hasSameProto) {\n // Pass the call on to the local Function.prototype.toString instead\n return ctx.toString()\n }\n\n return target.call(ctx)\n }\n }\n\n const toStringProxy = new Proxy(\n Function.prototype.toString,\n utils.stripProxyFromErrors(handler)\n )\n utils.replaceProperty(Function.prototype, 'toString', {\n value: toStringProxy\n })\n}",replaceWithProxy:"(obj, propName, handler) => {\n const originalObj = obj[propName]\n const proxyObj = new Proxy(obj[propName], utils.stripProxyFromErrors(handler))\n\n utils.replaceProperty(obj, propName, { value: proxyObj })\n utils.redirectToString(proxyObj, originalObj)\n\n return true\n}",replaceGetterWithProxy:"(obj, propName, handler) => {\n const fn = Object.getOwnPropertyDescriptor(obj, propName).get\n const fnStr = fn.toString() // special getter function string\n const proxyObj = new Proxy(fn, utils.stripProxyFromErrors(handler))\n\n utils.replaceProperty(obj, propName, { get: proxyObj })\n utils.patchToString(proxyObj, fnStr)\n\n return true\n}",mockWithProxy:"(obj, propName, pseudoTarget, handler) => {\n const proxyObj = new Proxy(pseudoTarget, utils.stripProxyFromErrors(handler))\n\n utils.replaceProperty(obj, propName, { value: proxyObj })\n utils.patchToString(proxyObj)\n\n return true\n}",createProxy:"(pseudoTarget, handler) => {\n const proxyObj = new Proxy(pseudoTarget, utils.stripProxyFromErrors(handler))\n utils.patchToString(proxyObj)\n\n return proxyObj\n}",splitObjPath:"objPath => ({\n // Remove last dot entry (property) ==> ` + "`" + `HTMLMediaElement.prototype` + "`" + `\n objName: objPath.split('.').slice(0, -1).join('.'),\n // Extract last dot entry ==> ` + "`" + `canPlayType` + "`" + `\n propName: objPath.split('.').slice(-1)[0]\n})",replaceObjPathWithProxy:"(objPath, handler) => {\n const { objName, propName } = utils.splitObjPath(objPath)\n const obj = eval(objName) // eslint-disable-line no-eval\n return utils.replaceWithProxy(obj, propName, handler)\n}",execRecursively:"(obj = {}, typeFilter = [], fn) => {\n function recurse(obj) {\n for (const key in obj) {\n if (obj[key] === undefined) {\n continue\n }\n if (obj[key] && typeof obj[key] === 'object') {\n recurse(obj[key])\n } else {\n if (obj[key] && typeFilter.includes(typeof obj[key])) {\n fn.call(this, obj[key])\n }\n }\n }\n }\n recurse(obj)\n return obj\n}",stringifyFns:"(fnObj = { hello: () => 'world' }) => {\n // Object.fromEntries() ponyfill (in 6 lines) - supported only in Node v12+, modern browsers are fine\n // https://github.com/feross/fromentries\n function fromEntries(iterable) {\n return [...iterable].reduce((obj, [key, val]) => {\n obj[key] = val\n return obj\n }, {})\n }\n return (Object.fromEntries || fromEntries)(\n Object.entries(fnObj)\n .filter(([key, value]) => typeof value === 'function')\n .map(([key, value]) => [key, value.toString()]) // eslint-disable-line no-eval\n )\n}",materializeFns:"(fnStrObj = { hello: \"() => 'world'\" }) => {\n return Object.fromEntries(\n Object.entries(fnStrObj).map(([key, value]) => {\n if (value.startsWith('function')) {\n // some trickery is needed to make oldschool functions work :-)\n return [key, eval(` + "`" + `() => ${value}` + "`" + `)()] // eslint-disable-line no-eval\n } else {\n // arrow functions just work\n return [key, eval(value)] // eslint-disable-line no-eval\n }\n })\n )\n}",makeHandler:"() => ({\n // Used by simple ` + "`" + `navigator` + "`" + ` getter evasions\n getterValue: value => ({\n apply(target, ctx, args) {\n // Let's fetch the value first, to trigger and escalate potential errors\n // Illegal invocations like ` + "`" + `navigator.__proto__.vendor` + "`" + ` will throw here\n const ret = utils.cache.Reflect.apply(...arguments)\n if (args && args.length === 0) {\n return value\n }\n return ret\n }\n })\n})"},_mainFunction:"(utils, opts) => {\n const isSecure = document.location.protocol.startsWith('https')\n\n // In headful on secure origins the permission should be \"default\", not \"denied\"\n if (isSecure) {\n utils.replaceGetterWithProxy(Notification, 'permission', {\n apply() {\n return 'default'\n }\n })\n }\n\n // Another weird behavior:\n // On insecure origins in headful the state is \"denied\",\n // whereas in headless it's \"prompt\"\n if (!isSecure) {\n const handler = {\n apply(target, ctx, args) {\n const param = (args || [])[0]\n\n const isNotifications =\n param && param.name && param.name === 'notifications'\n if (!isNotifications) {\n return utils.cache.Reflect.apply(...arguments)\n }\n\n return Promise.resolve(\n Object.setPrototypeOf(\n {\n state: 'denied',\n onchange: null\n },\n PermissionStatus.prototype\n )\n )\n }\n }\n // Note: Don't use ` + "`" + `Object.getPrototypeOf` + "`" + ` here\n utils.replaceWithProxy(Permissions.prototype, 'query', handler)\n }\n }",_args:[{}]}),(({_utilsFns:_utilsFns,_mainFunction:_mainFunction,_args:_args})=>{const utils=Object.fromEntries(Object.entries(_utilsFns).map((([key,value])=>[key,eval(value)])));utils.init(),eval(_mainFunction)(utils,..._args)})({_utilsFns:{init:"() => {\n utils.preloadCache()\n}",stripProxyFromErrors:"(handler = {}) => {\n const newHandler = {}\n // We wrap each trap in the handler in a try/catch and modify the error stack if they throw\n const traps = Object.getOwnPropertyNames(handler)\n traps.forEach(trap => {\n newHandler[trap] = function () {\n try {\n // Forward the call to the defined proxy handler\n return handler[trap].apply(this, arguments || [])\n } catch (err) {\n // Stack traces differ per browser, we only support chromium based ones currently\n if (!err || !err.stack || !err.stack.includes(` + "`" + `at ` + "`" + `)) {\n throw err\n }\n\n // When something throws within one of our traps the Proxy will show up in error stacks\n // An earlier implementation of this code would simply strip lines with a blacklist,\n // but it makes sense to be more surgical here and only remove lines related to our Proxy.\n // We try to use a known \"anchor\" line for that and strip it with everything above it.\n // If the anchor line cannot be found for some reason we fall back to our blacklist approach.\n\n const stripWithBlacklist = (stack, stripFirstLine = true) => {\n const blacklist = [\n ` + "`" + `at Reflect.${trap} ` + "`" + `, // e.g. Reflect.get or Reflect.apply\n ` + "`" + `at Object.${trap} ` + "`" + `, // e.g. Object.get or Object.apply\n ` + "`" + `at Object.newHandler.<computed> [as ${trap}] ` + "`" + ` // caused by this very wrapper :-)\n ]\n return (\n err.stack\n .split('\\n')\n // Always remove the first (file) line in the stack (guaranteed to be our proxy)\n .filter((line, index) => !(index === 1 && stripFirstLine))\n // Check if the line starts with one of our blacklisted strings\n .filter(line => !blacklist.some(bl => line.trim().startsWith(bl)))\n .join('\\n')\n )\n }\n\n const stripWithAnchor = (stack, anchor) => {\n const stackArr = stack.split('\\n')\n anchor = anchor || ` + "`" + `at Object.newHandler.<computed> [as ${trap}] ` + "`" + ` // Known first Proxy line in chromium\n const anchorIndex = stackArr.findIndex(line =>\n line.trim().startsWith(anchor)\n )\n if (anchorIndex === -1) {\n return false // 404, anchor not found\n }\n // Strip everything from the top until we reach the anchor line\n // Note: We're keeping the 1st line (zero index) as it's unrelated (e.g. ` + "`" + `TypeError` + "`" + `)\n stackArr.splice(1, anchorIndex)\n return stackArr.join('\\n')\n }\n\n // Special cases due to our nested toString proxies\n err.stack = err.stack.replace(\n 'at Object.toString (',\n 'at Function.toString ('\n )\n if ((err.stack || '').includes('at Function.toString (')) {\n err.stack = stripWithBlacklist(err.stack, false)\n throw err\n }\n\n // Try using the anchor method, fallback to blacklist if necessary\n err.stack = stripWithAnchor(err.stack) || stripWithBlacklist(err.stack)\n\n throw err // Re-throw our now sanitized error\n }\n }\n })\n return newHandler\n}",stripErrorWithAnchor:"(err, anchor) => {\n const stackArr = err.stack.split('\\n')\n const anchorIndex = stackArr.findIndex(line => line.trim().startsWith(anchor))\n if (anchorIndex === -1) {\n return err // 404, anchor not found\n }\n // Strip everything from the top until we reach the anchor line (remove anchor line as well)\n // Note: We're keeping the 1st line (zero index) as it's unrelated (e.g. ` + "`" + `TypeError` + "`" + `)\n stackArr.splice(1, anchorIndex)\n err.stack = stackArr.join('\\n')\n return err\n}",replaceProperty:"(obj, propName, descriptorOverrides = {}) => {\n return Object.defineProperty(obj, propName, {\n // Copy over the existing descriptors (writable, enumerable, configurable, etc)\n ...(Object.getOwnPropertyDescriptor(obj, propName) || {}),\n // Add our overrides (e.g. value, get())\n ...descriptorOverrides\n })\n}",preloadCache:"() => {\n if (utils.cache) {\n return\n }\n utils.cache = {\n // Used in our proxies\n Reflect: {\n get: Reflect.get.bind(Reflect),\n apply: Reflect.apply.bind(Reflect)\n },\n // Used in ` + "`" + `makeNativeString` + "`" + `\n nativeToStringStr: Function.toString + '' // => ` + "`" + `function toString() { [native code] }` + "`" + `\n }\n}",makeNativeString:"(name = '') => {\n return utils.cache.nativeToStringStr.replace('toString', name || '')\n}",patchToString:"(obj, str = '') => {\n const handler = {\n apply: function (target, ctx) {\n // This fixes e.g. ` + "`" + `HTMLMediaElement.prototype.canPlayType.toString + \"\"` + "`" + `\n if (ctx === Function.prototype.toString) {\n return utils.makeNativeString('toString')\n }\n // ` + "`" + `toString` + "`" + ` targeted at our proxied Object detected\n if (ctx === obj) {\n // We either return the optional string verbatim or derive the most desired result automatically\n return str || utils.makeNativeString(obj.name)\n }\n // Check if the toString protype of the context is the same as the global prototype,\n // if not indicates that we are doing a check across different windows., e.g. the iframeWithdirect` + "`" + ` test case\n const hasSameProto = Object.getPrototypeOf(\n Function.prototype.toString\n ).isPrototypeOf(ctx.toString) // eslint-disable-line no-prototype-builtins\n if (!hasSameProto) {\n // Pass the call on to the local Function.prototype.toString instead\n return ctx.toString()\n }\n return target.call(ctx)\n }\n }\n\n const toStringProxy = new Proxy(\n Function.prototype.toString,\n utils.stripProxyFromErrors(handler)\n )\n utils.replaceProperty(Function.prototype, 'toString', {\n value: toStringProxy\n })\n}",patchToStringNested:"(obj = {}) => {\n return utils.execRecursively(obj, ['function'], utils.patchToString)\n}",redirectToString:"(proxyObj, originalObj) => {\n const handler = {\n apply: function (target, ctx) {\n // This fixes e.g. ` + "`" + `HTMLMediaElement.prototype.canPlayType.toString + \"\"` + "`" + `\n if (ctx === Function.prototype.toString) {\n return utils.makeNativeString('toString')\n }\n\n // ` + "`" + `toString` + "`" + ` targeted at our proxied Object detected\n if (ctx === proxyObj) {\n const fallback = () =>\n originalObj && originalObj.name\n ? utils.makeNativeString(originalObj.name)\n : utils.makeNativeString(proxyObj.name)\n\n // Return the toString representation of our original object if possible\n return originalObj + '' || fallback()\n }\n\n // Check if the toString protype of the context is the same as the global prototype,\n // if not indicates that we are doing a check across different windows., e.g. the iframeWithdirect` + "`" + ` test case\n const hasSameProto = Object.getPrototypeOf(\n Function.prototype.toString\n ).isPrototypeOf(ctx.toString) // eslint-disable-line no-prototype-builtins\n if (!hasSameProto) {\n // Pass the call on to the local Function.prototype.toString instead\n return ctx.toString()\n }\n\n return target.call(ctx)\n }\n }\n\n const toStringProxy = new Proxy(\n Function.prototype.toString,\n utils.stripProxyFromErrors(handler)\n )\n utils.replaceProperty(Function.prototype, 'toString', {\n value: toStringProxy\n })\n}",replaceWithProxy:"(obj, propName, handler) => {\n const originalObj = obj[propName]\n const proxyObj = new Proxy(obj[propName], utils.stripProxyFromErrors(handler))\n\n utils.replaceProperty(obj, propName, { value: proxyObj })\n utils.redirectToString(proxyObj, originalObj)\n\n return true\n}",replaceGetterWithProxy:"(obj, propName, handler) => {\n const fn = Object.getOwnPropertyDescriptor(obj, propName).get\n const fnStr = fn.toString() // special getter function string\n const proxyObj = new Proxy(fn, utils.stripProxyFromErrors(handler))\n\n utils.replaceProperty(obj, propName, { get: proxyObj })\n utils.patchToString(proxyObj, fnStr)\n\n return true\n}",mockWithProxy:"(obj, propName, pseudoTarget, handler) => {\n const proxyObj = new Proxy(pseudoTarget, utils.stripProxyFromErrors(handler))\n\n utils.replaceProperty(obj, propName, { value: proxyObj })\n utils.patchToString(proxyObj)\n\n return true\n}",createProxy:"(pseudoTarget, handler) => {\n const proxyObj = new Proxy(pseudoTarget, utils.stripProxyFromErrors(handler))\n utils.patchToString(proxyObj)\n\n return proxyObj\n}",splitObjPath:"objPath => ({\n // Remove last dot entry (property) ==> ` + "`" + `HTMLMediaElement.prototype` + "`" + `\n objName: objPath.split('.').slice(0, -1).join('.'),\n // Extract last dot entry ==> ` + "`" + `canPlayType` + "`" + `\n propName: objPath.split('.').slice(-1)[0]\n})",replaceObjPathWithProxy:"(objPath, handler) => {\n const { objName, propName } = utils.splitObjPath(objPath)\n const obj = eval(objName) // eslint-disable-line no-eval\n return utils.replaceWithProxy(obj, propName, handler)\n}",execRecursively:"(obj = {}, typeFilter = [], fn) => {\n function recurse(obj) {\n for (const key in obj) {\n if (obj[key] === undefined) {\n continue\n }\n if (obj[key] && typeof obj[key] === 'object') {\n recurse(obj[key])\n } else {\n if (obj[key] && typeFilter.includes(typeof obj[key])) {\n fn.call(this, obj[key])\n }\n }\n }\n }\n recurse(obj)\n return obj\n}",stringifyFns:"(fnObj = { hello: () => 'world' }) => {\n // Object.fromEntries() ponyfill (in 6 lines) - supported only in Node v12+, modern browsers are fine\n // https://github.com/feross/fromentries\n function fromEntries(iterable) {\n return [...iterable].reduce((obj, [key, val]) => {\n obj[key] = val\n return obj\n }, {})\n }\n return (Object.fromEntries || fromEntries)(\n Object.entries(fnObj)\n .filter(([key, value]) => typeof value === 'function')\n .map(([key, value]) => [key, value.toString()]) // eslint-disable-line no-eval\n )\n}",materializeFns:"(fnStrObj = { hello: \"() => 'world'\" }) => {\n return Object.fromEntries(\n Object.entries(fnStrObj).map(([key, value]) => {\n if (value.startsWith('function')) {\n // some trickery is needed to make oldschool functions work :-)\n return [key, eval(` + "`" + `() => ${value}` + "`" + `)()] // eslint-disable-line no-eval\n } else {\n // arrow functions just work\n return [key, eval(value)] // eslint-disable-line no-eval\n }\n })\n )\n}",makeHandler:"() => ({\n // Used by simple ` + "`" + `navigator` + "`" + ` getter evasions\n getterValue: value => ({\n apply(target, ctx, args) {\n // Let's fetch the value first, to trigger and escalate potential errors\n // Illegal invocations like ` + "`" + `navigator.__proto__.vendor` + "`" + ` will throw here\n const ret = utils.cache.Reflect.apply(...arguments)\n if (args && args.length === 0) {\n return value\n }\n return ret\n }\n })\n})"},_mainFunction:"(utils, { fns, data }) => {\n fns = utils.materializeFns(fns)\n\n // That means we're running headful\n const hasPlugins = 'plugins' in navigator && navigator.plugins.length\n if (hasPlugins) {\n return // nothing to do here\n }\n\n const mimeTypes = fns.generateMimeTypeArray(utils, fns)(data.mimeTypes)\n const plugins = fns.generatePluginArray(utils, fns)(data.plugins)\n\n // Plugin and MimeType cross-reference each other, let's do that now\n // Note: We're looping through ` + "`" + `data.plugins` + "`" + ` here, not the generated ` + "`" + `plugins` + "`" + `\n for (const pluginData of data.plugins) {\n pluginData.__mimeTypes.forEach((type, index) => {\n plugins[pluginData.name][index] = mimeTypes[type]\n\n Object.defineProperty(plugins[pluginData.name], type, {\n value: mimeTypes[type],\n writable: false,\n enumerable: false, // Not enumerable\n configurable: true\n })\n Object.defineProperty(mimeTypes[type], 'enabledPlugin', {\n value:\n type === 'application/x-pnacl'\n ? mimeTypes['application/x-nacl'].enabledPlugin // these reference the same plugin, so we need to re-use the Proxy in order to avoid leaks\n : new Proxy(plugins[pluginData.name], {}), // Prevent circular references\n writable: false,\n enumerable: false, // Important: ` + "`" + `JSON.stringify(navigator.plugins)` + "`" + `\n configurable: true\n })\n })\n }\n\n const patchNavigator = (name, value) =>\n utils.replaceProperty(Object.getPrototypeOf(navigator), name, {\n get() {\n return value\n }\n })\n\n patchNavigator('mimeTypes', mimeTypes)\n patchNavigator('plugins', plugins)\n\n // All done\n }",_args:[{fns:{generateMimeTypeArray:"(utils, fns) => mimeTypesData => {\n return fns.generateMagicArray(utils, fns)(\n mimeTypesData,\n MimeTypeArray.prototype,\n MimeType.prototype,\n 'type'\n )\n}",generatePluginArray:"(utils, fns) => pluginsData => {\n return fns.generateMagicArray(utils, fns)(\n pluginsData,\n PluginArray.prototype,\n Plugin.prototype,\n 'name'\n )\n}",generateMagicArray:"(utils, fns) =>\n function(\n dataArray = [],\n proto = MimeTypeArray.prototype,\n itemProto = MimeType.prototype,\n itemMainProp = 'type'\n ) {\n // Quick helper to set props with the same descriptors vanilla is using\n const defineProp = (obj, prop, value) =>\n Object.defineProperty(obj, prop, {\n value,\n writable: false,\n enumerable: false, // Important for mimeTypes & plugins: ` + "`" + `JSON.stringify(navigator.mimeTypes)` + "`" + `\n configurable: true\n })\n\n // Loop over our fake data and construct items\n const makeItem = data => {\n const item = {}\n for (const prop of Object.keys(data)) {\n if (prop.startsWith('__')) {\n continue\n }\n defineProp(item, prop, data[prop])\n }\n return patchItem(item, data)\n }\n\n const patchItem = (item, data) => {\n let descriptor = Object.getOwnPropertyDescriptors(item)\n\n // Special case: Plugins have a magic length property which is not enumerable\n // e.g. ` + "`" + `navigator.plugins[i].length` + "`" + ` should always be the length of the assigned mimeTypes\n if (itemProto === Plugin.prototype) {\n descriptor = {\n ...descriptor,\n length: {\n value: data.__mimeTypes.length,\n writable: false,\n enumerable: false,\n configurable: true // Important to be able to use the ownKeys trap in a Proxy to strip ` + "`" + `length` + "`" + `\n }\n }\n }\n\n // We need to spoof a specific ` + "`" + `MimeType` + "`" + ` or ` + "`" + `Plugin` + "`" + ` object\n const obj = Object.create(itemProto, descriptor)\n\n // Virtually all property keys are not enumerable in vanilla\n const blacklist = [...Object.keys(data), 'length', 'enabledPlugin']\n return new Proxy(obj, {\n ownKeys(target) {\n return Reflect.ownKeys(target).filter(k => !blacklist.includes(k))\n },\n getOwnPropertyDescriptor(target, prop) {\n if (blacklist.includes(prop)) {\n return undefined\n }\n return Reflect.getOwnPropertyDescriptor(target, prop)\n }\n })\n }\n\n const magicArray = []\n\n // Loop through our fake data and use that to create convincing entities\n dataArray.forEach(data => {\n magicArray.push(makeItem(data))\n })\n\n // Add direct property access based on types (e.g. ` + "`" + `obj['application/pdf']` + "`" + `) afterwards\n magicArray.forEach(entry => {\n defineProp(magicArray, entry[itemMainProp], entry)\n })\n\n // This is the best way to fake the type to make sure this is false: ` + "`" + `Array.isArray(navigator.mimeTypes)` + "`" + `\n const magicArrayObj = Object.create(proto, {\n ...Object.getOwnPropertyDescriptors(magicArray),\n\n // There's one ugly quirk we unfortunately need to take care of:\n // The ` + "`" + `MimeTypeArray` + "`" + ` prototype has an enumerable ` + "`" + `length` + "`" + ` property,\n // but headful Chrome will still skip it when running ` + "`" + `Object.getOwnPropertyNames(navigator.mimeTypes)` + "`" + `.\n // To strip it we need to make it first ` + "`" + `configurable` + "`" + ` and can then overlay a Proxy with an ` + "`" + `ownKeys` + "`" + ` trap.\n length: {\n value: magicArray.length,\n writable: false,\n enumerable: false,\n configurable: true // Important to be able to use the ownKeys trap in a Proxy to strip ` + "`" + `length` + "`" + `\n }\n })\n\n // Generate our functional function mocks :-)\n const functionMocks = fns.generateFunctionMocks(utils)(\n proto,\n itemMainProp,\n magicArray\n )\n\n // We need to overlay our custom object with a JS Proxy\n const magicArrayObjProxy = new Proxy(magicArrayObj, {\n get(target, key = '') {\n // Redirect function calls to our custom proxied versions mocking the vanilla behavior\n if (key === 'item') {\n return functionMocks.item\n }\n if (key === 'namedItem') {\n return functionMocks.namedItem\n }\n if (proto === PluginArray.prototype && key === 'refresh') {\n return functionMocks.refresh\n }\n // Everything else can pass through as normal\n return utils.cache.Reflect.get(...arguments)\n },\n ownKeys(target) {\n // There are a couple of quirks where the original property demonstrates \"magical\" behavior that makes no sense\n // This can be witnessed when calling ` + "`" + `Object.getOwnPropertyNames(navigator.mimeTypes)` + "`" + ` and the absence of ` + "`" + `length` + "`" + `\n // My guess is that it has to do with the recent change of not allowing data enumeration and this being implemented weirdly\n // For that reason we just completely fake the available property names based on our data to match what regular Chrome is doing\n // Specific issues when not patching this: ` + "`" + `length` + "`" + ` property is available, direct ` + "`" + `types` + "`" + ` props (e.g. ` + "`" + `obj['application/pdf']` + "`" + `) are missing\n const keys = []\n const typeProps = magicArray.map(mt => mt[itemMainProp])\n typeProps.forEach((_, i) => keys.push(` + "`" + `${i}` + "`" + `))\n typeProps.forEach(propName => keys.push(propName))\n return keys\n },\n getOwnPropertyDescriptor(target, prop) {\n if (prop === 'length') {\n return undefined\n }\n return Reflect.getOwnPropertyDescriptor(target, prop)\n }\n })\n\n return magicArrayObjProxy\n }",generateFunctionMocks:"utils => (\n proto,\n itemMainProp,\n dataArray\n) => ({\n /** Returns the MimeType object with the specified index. */\n item: utils.createProxy(proto.item, {\n apply(target, ctx, args) {\n if (!args.length) {\n throw new TypeError(\n ` + "`" + `Failed to execute 'item' on '${\n proto[Symbol.toStringTag]\n }': 1 argument required, but only 0 present.` + "`" + `\n )\n }\n // Special behavior alert:\n // - Vanilla tries to cast strings to Numbers (only integers!) and use them as property index lookup\n // - If anything else than an integer (including as string) is provided it will return the first entry\n const isInteger = args[0] && Number.isInteger(Number(args[0])) // Cast potential string to number first, then check for integer\n // Note: Vanilla never returns ` + "`" + `undefined` + "`" + `\n return (isInteger ? dataArray[Number(args[0])] : dataArray[0]) || null\n }\n }),\n /** Returns the MimeType object with the specified name. */\n namedItem: utils.createProxy(proto.namedItem, {\n apply(target, ctx, args) {\n if (!args.length) {\n throw new TypeError(\n ` + "`" + `Failed to execute 'namedItem' on '${\n proto[Symbol.toStringTag]\n }': 1 argument required, but only 0 present.` + "`" + `\n )\n }\n return dataArray.find(mt => mt[itemMainProp] === args[0]) || null // Not ` + "`" + `undefined` + "`" + `!\n }\n }),\n /** Does nothing and shall return nothing */\n refresh: proto.refresh\n ? utils.createProxy(proto.refresh, {\n apply(target, ctx, args) {\n return undefined\n }\n })\n : undefined\n})"},data:{mimeTypes:[{type:"application/pdf",suffixes:"pdf",description:"",__pluginName:"Chrome PDF Viewer"},{type:"application/x-google-chrome-pdf",suffixes:"pdf",description:"Portable Document Format",__pluginName:"Chrome PDF Plugin"},{type:"application/x-nacl",suffixes:"",description:"Native Client Executable",__pluginName:"Native Client"},{type:"application/x-pnacl",suffixes:"",description:"Portable Native Client Executable",__pluginName:"Native Client"}],plugins:[{name:"Chrome PDF Plugin",filename:"internal-pdf-viewer",description:"Portable Document Format",__mimeTypes:["application/x-google-chrome-pdf"]},{name:"Chrome PDF Viewer",filename:"mhjfbmdgcfjbbpaeojofohoefgiehjai",description:"",__mimeTypes:["application/pdf"]},{name:"Native Client",filename:"internal-nacl-plugin",description:"",__mimeTypes:["application/x-nacl","application/x-pnacl"]}]}}]}),!1===navigator.webdriver||void 0===navigator.webdriver||delete Object.getPrototypeOf(navigator).webdriver,(({_utilsFns:_utilsFns,_mainFunction:_mainFunction,_args:_args})=>{const utils=Object.fromEntries(Object.entries(_utilsFns).map((([key,value])=>[key,eval(value)])));utils.init(),eval(_mainFunction)(utils,..._args)})({_utilsFns:{init:"() => {\n utils.preloadCache()\n}",stripProxyFromErrors:"(handler = {}) => {\n const newHandler = {}\n // We wrap each trap in the handler in a try/catch and modify the error stack if they throw\n const traps = Object.getOwnPropertyNames(handler)\n traps.forEach(trap => {\n newHandler[trap] = function () {\n try {\n // Forward the call to the defined proxy handler\n return handler[trap].apply(this, arguments || [])\n } catch (err) {\n // Stack traces differ per browser, we only support chromium based ones currently\n if (!err || !err.stack || !err.stack.includes(` + "`" + `at ` + "`" + `)) {\n throw err\n }\n\n // When something throws within one of our traps the Proxy will show up in error stacks\n // An earlier implementation of this code would simply strip lines with a blacklist,\n // but it makes sense to be more surgical here and only remove lines related to our Proxy.\n // We try to use a known \"anchor\" line for that and strip it with everything above it.\n // If the anchor line cannot be found for some reason we fall back to our blacklist approach.\n\n const stripWithBlacklist = (stack, stripFirstLine = true) => {\n const blacklist = [\n ` + "`" + `at Reflect.${trap} ` + "`" + `, // e.g. Reflect.get or Reflect.apply\n ` + "`" + `at Object.${trap} ` + "`" + `, // e.g. Object.get or Object.apply\n ` + "`" + `at Object.newHandler.<computed> [as ${trap}] ` + "`" + ` // caused by this very wrapper :-)\n ]\n return (\n err.stack\n .split('\\n')\n // Always remove the first (file) line in the stack (guaranteed to be our proxy)\n .filter((line, index) => !(index === 1 && stripFirstLine))\n // Check if the line starts with one of our blacklisted strings\n .filter(line => !blacklist.some(bl => line.trim().startsWith(bl)))\n .join('\\n')\n )\n }\n\n const stripWithAnchor = (stack, anchor) => {\n const stackArr = stack.split('\\n')\n anchor = anchor || ` + "`" + `at Object.newHandler.<computed> [as ${trap}] ` + "`" + ` // Known first Proxy line in chromium\n const anchorIndex = stackArr.findIndex(line =>\n line.trim().startsWith(anchor)\n )\n if (anchorIndex === -1) {\n return false // 404, anchor not found\n }\n // Strip everything from the top until we reach the anchor line\n // Note: We're keeping the 1st line (zero index) as it's unrelated (e.g. ` + "`" + `TypeError` + "`" + `)\n stackArr.splice(1, anchorIndex)\n return stackArr.join('\\n')\n }\n\n // Special cases due to our nested toString proxies\n err.stack = err.stack.replace(\n 'at Object.toString (',\n 'at Function.toString ('\n )\n if ((err.stack || '').includes('at Function.toString (')) {\n err.stack = stripWithBlacklist(err.stack, false)\n throw err\n }\n\n // Try using the anchor method, fallback to blacklist if necessary\n err.stack = stripWithAnchor(err.stack) || stripWithBlacklist(err.stack)\n\n throw err // Re-throw our now sanitized error\n }\n }\n })\n return newHandler\n}",stripErrorWithAnchor:"(err, anchor) => {\n const stackArr = err.stack.split('\\n')\n const anchorIndex = stackArr.findIndex(line => line.trim().startsWith(anchor))\n if (anchorIndex === -1) {\n return err // 404, anchor not found\n }\n // Strip everything from the top until we reach the anchor line (remove anchor line as well)\n // Note: We're keeping the 1st line (zero index) as it's unrelated (e.g. ` + "`" + `TypeError` + "`" + `)\n stackArr.splice(1, anchorIndex)\n err.stack = stackArr.join('\\n')\n return err\n}",replaceProperty:"(obj, propName, descriptorOverrides = {}) => {\n return Object.defineProperty(obj, propName, {\n // Copy over the existing descriptors (writable, enumerable, configurable, etc)\n ...(Object.getOwnPropertyDescriptor(obj, propName) || {}),\n // Add our overrides (e.g. value, get())\n ...descriptorOverrides\n })\n}",preloadCache:"() => {\n if (utils.cache) {\n return\n }\n utils.cache = {\n // Used in our proxies\n Reflect: {\n get: Reflect.get.bind(Reflect),\n apply: Reflect.apply.bind(Reflect)\n },\n // Used in ` + "`" + `makeNativeString` + "`" + `\n nativeToStringStr: Function.toString + '' // => ` + "`" + `function toString() { [native code] }` + "`" + `\n }\n}",makeNativeString:"(name = '') => {\n return utils.cache.nativeToStringStr.replace('toString', name || '')\n}",patchToString:"(obj, str = '') => {\n const handler = {\n apply: function (target, ctx) {\n // This fixes e.g. ` + "`" + `HTMLMediaElement.prototype.canPlayType.toString + \"\"` + "`" + `\n if (ctx === Function.prototype.toString) {\n return utils.makeNativeString('toString')\n }\n // ` + "`" + `toString` + "`" + ` targeted at our proxied Object detected\n if (ctx === obj) {\n // We either return the optional string verbatim or derive the most desired result automatically\n return str || utils.makeNativeString(obj.name)\n }\n // Check if the toString protype of the context is the same as the global prototype,\n // if not indicates that we are doing a check across different windows., e.g. the iframeWithdirect` + "`" + ` test case\n const hasSameProto = Object.getPrototypeOf(\n Function.prototype.toString\n ).isPrototypeOf(ctx.toString) // eslint-disable-line no-prototype-builtins\n if (!hasSameProto) {\n // Pass the call on to the local Function.prototype.toString instead\n return ctx.toString()\n }\n return target.call(ctx)\n }\n }\n\n const toStringProxy = new Proxy(\n Function.prototype.toString,\n utils.stripProxyFromErrors(handler)\n )\n utils.replaceProperty(Function.prototype, 'toString', {\n value: toStringProxy\n })\n}",patchToStringNested:"(obj = {}) => {\n return utils.execRecursively(obj, ['function'], utils.patchToString)\n}",redirectToString:"(proxyObj, originalObj) => {\n const handler = {\n apply: function (target, ctx) {\n // This fixes e.g. ` + "`" + `HTMLMediaElement.prototype.canPlayType.toString + \"\"` + "`" + `\n if (ctx === Function.prototype.toString) {\n return utils.makeNativeString('toString')\n }\n\n // ` + "`" + `toString` + "`" + ` targeted at our proxied Object detected\n if (ctx === proxyObj) {\n const fallback = () =>\n originalObj && originalObj.name\n ? utils.makeNativeString(originalObj.name)\n : utils.makeNativeString(proxyObj.name)\n\n // Return the toString representation of our original object if possible\n return originalObj + '' || fallback()\n }\n\n // Check if the toString protype of the context is the same as the global prototype,\n // if not indicates that we are doing a check across different windows., e.g. the iframeWithdirect` + "`" + ` test case\n const hasSameProto = Object.getPrototypeOf(\n Function.prototype.toString\n ).isPrototypeOf(ctx.toString) // eslint-disable-line no-prototype-builtins\n if (!hasSameProto) {\n // Pass the call on to the local Function.prototype.toString instead\n return ctx.toString()\n }\n\n return target.call(ctx)\n }\n }\n\n const toStringProxy = new Proxy(\n Function.prototype.toString,\n utils.stripProxyFromErrors(handler)\n )\n utils.replaceProperty(Function.prototype, 'toString', {\n value: toStringProxy\n })\n}",replaceWithProxy:"(obj, propName, handler) => {\n const originalObj = obj[propName]\n const proxyObj = new Proxy(obj[propName], utils.stripProxyFromErrors(handler))\n\n utils.replaceProperty(obj, propName, { value: proxyObj })\n utils.redirectToString(proxyObj, originalObj)\n\n return true\n}",replaceGetterWithProxy:"(obj, propName, handler) => {\n const fn = Object.getOwnPropertyDescriptor(obj, propName).get\n const fnStr = fn.toString() // special getter function string\n const proxyObj = new Proxy(fn, utils.stripProxyFromErrors(handler))\n\n utils.replaceProperty(obj, propName, { get: proxyObj })\n utils.patchToString(proxyObj, fnStr)\n\n return true\n}",mockWithProxy:"(obj, propName, pseudoTarget, handler) => {\n const proxyObj = new Proxy(pseudoTarget, utils.stripProxyFromErrors(handler))\n\n utils.replaceProperty(obj, propName, { value: proxyObj })\n utils.patchToString(proxyObj)\n\n return true\n}",createProxy:"(pseudoTarget, handler) => {\n const proxyObj = new Proxy(pseudoTarget, utils.stripProxyFromErrors(handler))\n utils.patchToString(proxyObj)\n\n return proxyObj\n}",splitObjPath:"objPath => ({\n // Remove last dot entry (property) ==> ` + "`" + `HTMLMediaElement.prototype` + "`" + `\n objName: objPath.split('.').slice(0, -1).join('.'),\n // Extract last dot entry ==> ` + "`" + `canPlayType` + "`" + `\n propName: objPath.split('.').slice(-1)[0]\n})",replaceObjPathWithProxy:"(objPath, handler) => {\n const { objName, propName } = utils.splitObjPath(objPath)\n const obj = eval(objName) // eslint-disable-line no-eval\n return utils.replaceWithProxy(obj, propName, handler)\n}",execRecursively:"(obj = {}, typeFilter = [], fn) => {\n function recurse(obj) {\n for (const key in obj) {\n if (obj[key] === undefined) {\n continue\n }\n if (obj[key] && typeof obj[key] === 'object') {\n recurse(obj[key])\n } else {\n if (obj[key] && typeFilter.includes(typeof obj[key])) {\n fn.call(this, obj[key])\n }\n }\n }\n }\n recurse(obj)\n return obj\n}",stringifyFns:"(fnObj = { hello: () => 'world' }) => {\n // Object.fromEntries() ponyfill (in 6 lines) - supported only in Node v12+, modern browsers are fine\n // https://github.com/feross/fromentries\n function fromEntries(iterable) {\n return [...iterable].reduce((obj, [key, val]) => {\n obj[key] = val\n return obj\n }, {})\n }\n return (Object.fromEntries || fromEntries)(\n Object.entries(fnObj)\n .filter(([key, value]) => typeof value === 'function')\n .map(([key, value]) => [key, value.toString()]) // eslint-disable-line no-eval\n )\n}",materializeFns:"(fnStrObj = { hello: \"() => 'world'\" }) => {\n return Object.fromEntries(\n Object.entries(fnStrObj).map(([key, value]) => {\n if (value.startsWith('function')) {\n // some trickery is needed to make oldschool functions work :-)\n return [key, eval(` + "`" + `() => ${value}` + "`" + `)()] // eslint-disable-line no-eval\n } else {\n // arrow functions just work\n return [key, eval(value)] // eslint-disable-line no-eval\n }\n })\n )\n}",makeHandler:"() => ({\n // Used by simple ` + "`" + `navigator` + "`" + ` getter evasions\n getterValue: value => ({\n apply(target, ctx, args) {\n // Let's fetch the value first, to trigger and escalate potential errors\n // Illegal invocations like ` + "`" + `navigator.__proto__.vendor` + "`" + ` will throw here\n const ret = utils.cache.Reflect.apply(...arguments)\n if (args && args.length === 0) {\n return value\n }\n return ret\n }\n })\n})"},_mainFunction:"(utils, opts) => {\n const getParameterProxyHandler = {\n apply: function(target, ctx, args) {\n const param = (args || [])[0]\n const result = utils.cache.Reflect.apply(target, ctx, args)\n // UNMASKED_VENDOR_WEBGL\n if (param === 37445) {\n return opts.vendor || 'Intel Inc.' // default in headless: Google Inc.\n }\n // UNMASKED_RENDERER_WEBGL\n if (param === 37446) {\n return opts.renderer || 'Intel Iris OpenGL Engine' // default in headless: Google SwiftShader\n }\n return result\n }\n }\n\n // There's more than one WebGL rendering context\n // https://developer.mozilla.org/en-US/docs/Web/API/WebGL2RenderingContext#Browser_compatibility\n // To find out the original values here: Object.getOwnPropertyDescriptors(WebGLRenderingContext.prototype.getParameter)\n const addProxy = (obj, propName) => {\n utils.replaceWithProxy(obj, propName, getParameterProxyHandler)\n }\n // For whatever weird reason loops don't play nice with Object.defineProperty, here's the next best thing:\n addProxy(WebGLRenderingContext.prototype, 'getParameter')\n addProxy(WebGL2RenderingContext.prototype, 'getParameter')\n }",_args:[{}]}),(()=>{try{if(window.outerWidth&&window.outerHeight)return;const n=85;window.outerWidth=window.innerWidth,window.outerHeight=window.innerHeight+n}catch(n){}})(),(({_utilsFns:_utilsFns,_mainFunction:_mainFunction,_args:_args})=>{const utils=Object.fromEntries(Object.entries(_utilsFns).map((([key,value])=>[key,eval(value)])));utils.init(),eval(_mainFunction)(utils,..._args)})({_utilsFns:{init:"() => {\n utils.preloadCache()\n}",stripProxyFromErrors:"(handler = {}) => {\n const newHandler = {}\n // We wrap each trap in the handler in a try/catch and modify the error stack if they throw\n const traps = Object.getOwnPropertyNames(handler)\n traps.forEach(trap => {\n newHandler[trap] = function () {\n try {\n // Forward the call to the defined proxy handler\n return handler[trap].apply(this, arguments || [])\n } catch (err) {\n // Stack traces differ per browser, we only support chromium based ones currently\n if (!err || !err.stack || !err.stack.includes(` + "`" + `at ` + "`" + `)) {\n throw err\n }\n\n // When something throws within one of our traps the Proxy will show up in error stacks\n // An earlier implementation of this code would simply strip lines with a blacklist,\n // but it makes sense to be more surgical here and only remove lines related to our Proxy.\n // We try to use a known \"anchor\" line for that and strip it with everything above it.\n // If the anchor line cannot be found for some reason we fall back to our blacklist approach.\n\n const stripWithBlacklist = (stack, stripFirstLine = true) => {\n const blacklist = [\n ` + "`" + `at Reflect.${trap} ` + "`" + `, // e.g. Reflect.get or Reflect.apply\n ` + "`" + `at Object.${trap} ` + "`" + `, // e.g. Object.get or Object.apply\n ` + "`" + `at Object.newHandler.<computed> [as ${trap}] ` + "`" + ` // caused by this very wrapper :-)\n ]\n return (\n err.stack\n .split('\\n')\n // Always remove the first (file) line in the stack (guaranteed to be our proxy)\n .filter((line, index) => !(index === 1 && stripFirstLine))\n // Check if the line starts with one of our blacklisted strings\n .filter(line => !blacklist.some(bl => line.trim().startsWith(bl)))\n .join('\\n')\n )\n }\n\n const stripWithAnchor = (stack, anchor) => {\n const stackArr = stack.split('\\n')\n anchor = anchor || ` + "`" + `at Object.newHandler.<computed> [as ${trap}] ` + "`" + ` // Known first Proxy line in chromium\n const anchorIndex = stackArr.findIndex(line =>\n line.trim().startsWith(anchor)\n )\n if (anchorIndex === -1) {\n return false // 404, anchor not found\n }\n // Strip everything from the top until we reach the anchor line\n // Note: We're keeping the 1st line (zero index) as it's unrelated (e.g. ` + "`" + `TypeError` + "`" + `)\n stackArr.splice(1, anchorIndex)\n return stackArr.join('\\n')\n }\n\n // Special cases due to our nested toString proxies\n err.stack = err.stack.replace(\n 'at Object.toString (',\n 'at Function.toString ('\n )\n if ((err.stack || '').includes('at Function.toString (')) {\n err.stack = stripWithBlacklist(err.stack, false)\n throw err\n }\n\n // Try using the anchor method, fallback to blacklist if necessary\n err.stack = stripWithAnchor(err.stack) || stripWithBlacklist(err.stack)\n\n throw err // Re-throw our now sanitized error\n }\n }\n })\n return newHandler\n}",stripErrorWithAnchor:"(err, anchor) => {\n const stackArr = err.stack.split('\\n')\n const anchorIndex = stackArr.findIndex(line => line.trim().startsWith(anchor))\n if (anchorIndex === -1) {\n return err // 404, anchor not found\n }\n // Strip everything from the top until we reach the anchor line (remove anchor line as well)\n // Note: We're keeping the 1st line (zero index) as it's unrelated (e.g. ` + "`" + `TypeError` + "`" + `)\n stackArr.splice(1, anchorIndex)\n err.stack = stackArr.join('\\n')\n return err\n}",replaceProperty:"(obj, propName, descriptorOverrides = {}) => {\n return Object.defineProperty(obj, propName, {\n // Copy over the existing descriptors (writable, enumerable, configurable, etc)\n ...(Object.getOwnPropertyDescriptor(obj, propName) || {}),\n // Add our overrides (e.g. value, get())\n ...descriptorOverrides\n })\n}",preloadCache:"() => {\n if (utils.cache) {\n return\n }\n utils.cache = {\n // Used in our proxies\n Reflect: {\n get: Reflect.get.bind(Reflect),\n apply: Reflect.apply.bind(Reflect)\n },\n // Used in ` + "`" + `makeNativeString` + "`" + `\n nativeToStringStr: Function.toString + '' // => ` + "`" + `function toString() { [native code] }` + "`" + `\n }\n}",makeNativeString:"(name = '') => {\n return utils.cache.nativeToStringStr.replace('toString', name || '')\n}",patchToString:"(obj, str = '') => {\n const handler = {\n apply: function (target, ctx) {\n // This fixes e.g. ` + "`" + `HTMLMediaElement.prototype.canPlayType.toString + \"\"` + "`" + `\n if (ctx === Function.prototype.toString) {\n return utils.makeNativeString('toString')\n }\n // ` + "`" + `toString` + "`" + ` targeted at our proxied Object detected\n if (ctx === obj) {\n // We either return the optional string verbatim or derive the most desired result automatically\n return str || utils.makeNativeString(obj.name)\n }\n // Check if the toString protype of the context is the same as the global prototype,\n // if not indicates that we are doing a check across different windows., e.g. the iframeWithdirect` + "`" + ` test case\n const hasSameProto = Object.getPrototypeOf(\n Function.prototype.toString\n ).isPrototypeOf(ctx.toString) // eslint-disable-line no-prototype-builtins\n if (!hasSameProto) {\n // Pass the call on to the local Function.prototype.toString instead\n return ctx.toString()\n }\n return target.call(ctx)\n }\n }\n\n const toStringProxy = new Proxy(\n Function.prototype.toString,\n utils.stripProxyFromErrors(handler)\n )\n utils.replaceProperty(Function.prototype, 'toString', {\n value: toStringProxy\n })\n}",patchToStringNested:"(obj = {}) => {\n return utils.execRecursively(obj, ['function'], utils.patchToString)\n}",redirectToString:"(proxyObj, originalObj) => {\n const handler = {\n apply: function (target, ctx) {\n // This fixes e.g. ` + "`" + `HTMLMediaElement.prototype.canPlayType.toString + \"\"` + "`" + `\n if (ctx === Function.prototype.toString) {\n return utils.makeNativeString('toString')\n }\n\n // ` + "`" + `toString` + "`" + ` targeted at our proxied Object detected\n if (ctx === proxyObj) {\n const fallback = () =>\n originalObj && originalObj.name\n ? utils.makeNativeString(originalObj.name)\n : utils.makeNativeString(proxyObj.name)\n\n // Return the toString representation of our original object if possible\n return originalObj + '' || fallback()\n }\n\n // Check if the toString protype of the context is the same as the global prototype,\n // if not indicates that we are doing a check across different windows., e.g. the iframeWithdirect` + "`" + ` test case\n const hasSameProto = Object.getPrototypeOf(\n Function.prototype.toString\n ).isPrototypeOf(ctx.toString) // eslint-disable-line no-prototype-builtins\n if (!hasSameProto) {\n // Pass the call on to the local Function.prototype.toString instead\n return ctx.toString()\n }\n\n return target.call(ctx)\n }\n }\n\n const toStringProxy = new Proxy(\n Function.prototype.toString,\n utils.stripProxyFromErrors(handler)\n )\n utils.replaceProperty(Function.prototype, 'toString', {\n value: toStringProxy\n })\n}",replaceWithProxy:"(obj, propName, handler) => {\n const originalObj = obj[propName]\n const proxyObj = new Proxy(obj[propName], utils.stripProxyFromErrors(handler))\n\n utils.replaceProperty(obj, propName, { value: proxyObj })\n utils.redirectToString(proxyObj, originalObj)\n\n return true\n}",replaceGetterWithProxy:"(obj, propName, handler) => {\n const fn = Object.getOwnPropertyDescriptor(obj, propName).get\n const fnStr = fn.toString() // special getter function string\n const proxyObj = new Proxy(fn, utils.stripProxyFromErrors(handler))\n\n utils.replaceProperty(obj, propName, { get: proxyObj })\n utils.patchToString(proxyObj, fnStr)\n\n return true\n}",mockWithProxy:"(obj, propName, pseudoTarget, handler) => {\n const proxyObj = new Proxy(pseudoTarget, utils.stripProxyFromErrors(handler))\n\n utils.replaceProperty(obj, propName, { value: proxyObj })\n utils.patchToString(proxyObj)\n\n return true\n}",createProxy:"(pseudoTarget, handler) => {\n const proxyObj = new Proxy(pseudoTarget, utils.stripProxyFromErrors(handler))\n utils.patchToString(proxyObj)\n\n return proxyObj\n}",splitObjPath:"objPath => ({\n // Remove last dot entry (property) ==> ` + "`" + `HTMLMediaElement.prototype` + "`" + `\n objName: objPath.split('.').slice(0, -1).join('.'),\n // Extract last dot entry ==> ` + "`" + `canPlayType` + "`" + `\n propName: objPath.split('.').slice(-1)[0]\n})",replaceObjPathWithProxy:"(objPath, handler) => {\n const { objName, propName } = utils.splitObjPath(objPath)\n const obj = eval(objName) // eslint-disable-line no-eval\n return utils.replaceWithProxy(obj, propName, handler)\n}",execRecursively:"(obj = {}, typeFilter = [], fn) => {\n function recurse(obj) {\n for (const key in obj) {\n if (obj[key] === undefined) {\n continue\n }\n if (obj[key] && typeof obj[key] === 'object') {\n recurse(obj[key])\n } else {\n if (obj[key] && typeFilter.includes(typeof obj[key])) {\n fn.call(this, obj[key])\n }\n }\n }\n }\n recurse(obj)\n return obj\n}",stringifyFns:"(fnObj = { hello: () => 'world' }) => {\n // Object.fromEntries() ponyfill (in 6 lines) - supported only in Node v12+, modern browsers are fine\n // https://github.com/feross/fromentries\n function fromEntries(iterable) {\n return [...iterable].reduce((obj, [key, val]) => {\n obj[key] = val\n return obj\n }, {})\n }\n return (Object.fromEntries || fromEntries)(\n Object.entries(fnObj)\n .filter(([key, value]) => typeof value === 'function')\n .map(([key, value]) => [key, value.toString()]) // eslint-disable-line no-eval\n )\n}",materializeFns:"(fnStrObj = { hello: \"() => 'world'\" }) => {\n return Object.fromEntries(\n Object.entries(fnStrObj).map(([key, value]) => {\n if (value.startsWith('function')) {\n // some trickery is needed to make oldschool functions work :-)\n return [key, eval(` + "`" + `() => ${value}` + "`" + `)()] // eslint-disable-line no-eval\n } else {\n // arrow functions just work\n return [key, eval(value)] // eslint-disable-line no-eval\n }\n })\n )\n}",makeHandler:"() => ({\n // Used by simple ` + "`" + `navigator` + "`" + ` getter evasions\n getterValue: value => ({\n apply(target, ctx, args) {\n // Let's fetch the value first, to trigger and escalate potential errors\n // Illegal invocations like ` + "`" + `navigator.__proto__.vendor` + "`" + ` will throw here\n const ret = utils.cache.Reflect.apply(...arguments)\n if (args && args.length === 0) {\n return value\n }\n return ret\n }\n })\n})"},_mainFunction:"(utils, opts) => {\n try {\n // Adds a contentWindow proxy to the provided iframe element\n const addContentWindowProxy = iframe => {\n const contentWindowProxy = {\n get(target, key) {\n // Now to the interesting part:\n // We actually make this thing behave like a regular iframe window,\n // by intercepting calls to e.g. ` + "`" + `.self` + "`" + ` and redirect it to the correct thing. :)\n // That makes it possible for these assertions to be correct:\n // iframe.contentWindow.self === window.top // must be false\n if (key === 'self') {\n return this\n }\n // iframe.contentWindow.frameElement === iframe // must be true\n if (key === 'frameElement') {\n return iframe\n }\n return Reflect.get(target, key)\n }\n }\n\n if (!iframe.contentWindow) {\n const proxy = new Proxy(window, contentWindowProxy)\n Object.defineProperty(iframe, 'contentWindow', {\n get() {\n return proxy\n },\n set(newValue) {\n return newValue // contentWindow is immutable\n },\n enumerable: true,\n configurable: false\n })\n }\n }\n\n // Handles iframe element creation, augments ` + "`" + `srcdoc` + "`" + ` property so we can intercept further\n const handleIframeCreation = (target, thisArg, args) => {\n const iframe = target.apply(thisArg, args)\n\n // We need to keep the originals around\n const _iframe = iframe\n const _srcdoc = _iframe.srcdoc\n\n // Add hook for the srcdoc property\n // We need to be very surgical here to not break other iframes by accident\n Object.defineProperty(iframe, 'srcdoc', {\n configurable: true, // Important, so we can reset this later\n get: function() {\n return _iframe.srcdoc\n },\n set: function(newValue) {\n addContentWindowProxy(this)\n // Reset property, the hook is only needed once\n Object.defineProperty(iframe, 'srcdoc', {\n configurable: false,\n writable: false,\n value: _srcdoc\n })\n _iframe.srcdoc = newValue\n }\n })\n return iframe\n }\n\n // Adds a hook to intercept iframe creation events\n const addIframeCreationSniffer = () => {\n /* global document */\n const createElementHandler = {\n // Make toString() native\n get(target, key) {\n return Reflect.get(target, key)\n },\n apply: function(target, thisArg, args) {\n const isIframe =\n args && args.length && ` + "`" + `${args[0]}` + "`" + `.toLowerCase() === 'iframe'\n if (!isIframe) {\n // Everything as usual\n return target.apply(thisArg, args)\n } else {\n return handleIframeCreation(target, thisArg, args)\n }\n }\n }\n // All this just due to iframes with srcdoc bug\n utils.replaceWithProxy(\n document,\n 'createElement',\n createElementHandler\n )\n }\n\n // Let's go\n addIframeCreationSniffer()\n } catch (err) {\n // console.warn(err)\n }\n }",_args:[]});
})();`
JS for stealth
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const JSVersion = "v2.4.8"
JSVersion for stealth
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