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// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.// This module is browser compatible.
// This module was heavily inspired by ua-parser-js// (https://www.npmjs.com/package/ua-parser-js) which is MIT licensed and// Copyright (c) 2012-2024 Faisal Salman <f@faisalman.com>
/** Provides {@linkcode UserAgent} and related types to be able to provide a * structured understanding of a user agent string. * * @module */
import { assert } from "../assert/assert.ts";
const ARCHITECTURE = "architecture";const MODEL = "model";const NAME = "name";const TYPE = "type";const VENDOR = "vendor";const VERSION = "version";const EMPTY = "";
const CONSOLE = "console";const EMBEDDED = "embedded";const MOBILE = "mobile";const TABLET = "tablet";const SMARTTV = "smarttv";const WEARABLE = "wearable";
const PREFIX_MOBILE = "Mobile ";const SUFFIX_BROWSER = " Browser";
const AMAZON = "Amazon";const APPLE = "Apple";const ASUS = "ASUS";const BLACKBERRY = "BlackBerry";const CHROME = "Chrome";const EDGE = "Edge";const FACEBOOK = "Facebook";const FIREFOX = "Firefox";const GOOGLE = "Google";const HUAWEI = "Huawei";const LG = "LG";const MICROSOFT = "Microsoft";const MOTOROLA = "Motorola";const OPERA = "Opera";const SAMSUNG = "Samsung";const SHARP = "Sharp";const SONY = "Sony";const WINDOWS = "Windows";const XIAOMI = "Xiaomi";const ZEBRA = "Zebra";
type ProcessingFn = (value: string) => string | undefined;
type MatchingTuple = [matchers: [RegExp, ...RegExp[]], processors: (  string | [string, string] | [string, ProcessingFn] | [    string,    RegExp,    string,    ProcessingFn?,  ])[]];
interface Matchers {  browser: MatchingTuple[];  cpu: MatchingTuple[];  device: MatchingTuple[];  engine: MatchingTuple[];  os: MatchingTuple[];}
/** The browser as described by a user agent string. */export interface Browser {  /** The major version of a browser. */  readonly major: string | undefined;  /** The name of a browser. */  readonly name: string | undefined;  /** The version of a browser. */  readonly version: string | undefined;}
/** The device as described by a user agent string. */export interface Device {  /** The model of the device. */  readonly model: string | undefined;  /** The type of device. */  readonly type:    | "console"    | "mobile"    | "table"    | "smartv"    | "wearable"    | "embedded"    | undefined;  /** The vendor of the device. */  readonly vendor: string | undefined;}
/** The browser engine as described by a user agent string. */export interface Engine {  /** The browser engine name. */  readonly name: string | undefined;  /** The browser engine version. */  readonly version: string | undefined;}
/** The OS as described by a user agent string. */export interface Os {  /** The OS name. */  readonly name: string | undefined;  /** The OS version. */  readonly version: string | undefined;}
/** The CPU information as described by a user agent string. */export interface Cpu {  /** The CPU architecture.  */  readonly architecture: string | undefined;}
function lowerize(str: string): string {  return str.toLowerCase();}
function majorize(str: string | undefined): string | undefined {  return str ? str.replace(/[^\d\.]/g, EMPTY).split(".")[0] : undefined;}
function trim(str: string): string {  return str.trimStart();}
/** A map where the key is the common Windows version and the value is a string * or array of strings of potential values parsed from the user-agent string. */const windowsVersionMap = new Map<string, string | string[]>([  ["ME", "4.90"],  ["NT 3.11", "NT3.51"],  ["NT 4.0", "NT4.0"],  ["2000", "NT 5.0"],  ["XP", ["NT 5.1", "NT 5.2"]],  ["Vista", "NT 6.0"],  ["7", "NT 6.1"],  ["8", "NT 6.2"],  ["8.1", "NT 6.3"],  ["10", ["NT 6.4", "NT 10.0"]],  ["RT", "ARM"],]);
function has(str1: string | string[], str2: string): boolean {  if (Array.isArray(str1)) {    for (const el of str1) {      if (lowerize(el) === lowerize(str2)) {        return true;      }    }    return false;  }  return lowerize(str2).indexOf(lowerize(str1)) !== -1;}
function mapWinVer(str: string) {  for (const [key, value] of windowsVersionMap) {    if (Array.isArray(value)) {      for (const v of value) {        if (has(v, str)) {          return key;        }      }    } else if (has(value, str)) {      return key;    }  }  return str || undefined;}
function mapper(  // deno-lint-ignore no-explicit-any  target: any,  ua: string,  tuples: MatchingTuple[],): void {  let matches: RegExpExecArray | null = null;  for (const [matchers, processors] of tuples) {    let j = 0;    let k = 0;    while (j < matchers.length && !matches) {      if (!matchers[j]) {        break;      }      matches = matchers[j++]!.exec(ua);
      if (matches) {        for (const processor of processors) {          const match = matches[++k]!;          if (Array.isArray(processor)) {            if (processor.length === 2) {              const [prop, value] = processor;              if (typeof value === "function") {                target[prop] = value.call(                  target,                  match,                );              } else {                target[prop] = value;              }            } else if (processor.length === 3) {              const [prop, re, value] = processor;              target[prop] = match ? match.replace(re, value) : undefined;            } else {              const [prop, re, value, fn] = processor;              assert(fn);              target[prop] = match                ? fn.call(prop, match.replace(re, value))                : undefined;            }          } else {            target[processor] = match ? match : undefined;          }        }      }    }  }}
/** An object with properties that are arrays of tuples which provide match * patterns and configuration on how to interpret the capture groups. */const matchers: Matchers = {  browser: [    [      [/\b(?:crmo|crios)\/([\w\.]+)/i], // Chrome for Android/iOS      [VERSION, [NAME, `${PREFIX_MOBILE}${CHROME}`]],    ],    [      [/edg(?:e|ios|a)?\/([\w\.]+)/i], // Microsoft Edge      [VERSION, [NAME, "Edge"]],    ],
    // Presto based    [      [        /(opera mini)\/([-\w\.]+)/i, // Opera Mini        /(opera [mobiletab]{3,6})\b.+version\/([-\w\.]+)/i, // Opera Mobi/Tablet        /(opera)(?:.+version\/|[\/ ]+)([\w\.]+)/i, // Opera      ],      [NAME, VERSION],    ],    [      [/opios[\/ ]+([\w\.]+)/i],      [VERSION, [NAME, `${OPERA} Mini`]],    ],    [      [/\bopr\/([\w\.]+)/i],      [VERSION, [NAME, OPERA]],    ],
    [      [        // Mixed        /(kindle)\/([\w\.]+)/i, // Kindle        /(lunascape|maxthon|netfront|jasmine|blazer)[\/ ]?([\w\.]*)/i, // Lunascape/Maxthon/Netfront/Jasmine/Blazer        // Trident based        /(avant |iemobile|slim)(?:browser)?[\/ ]?([\w\.]*)/i, // Avant/IEMobile/SlimBrowser        /(ba?idubrowser)[\/ ]?([\w\.]+)/i, // Baidu Browser        /(?:ms|\()(ie) ([\w\.]+)/i, // Internet Explorer
        // Webkit/KHTML based        // Flock/RockMelt/Midori/Epiphany/Silk/Skyfire/Bolt/Iron/Iridium/PhantomJS/Bowser/QupZilla/Falkon/Rekonq/Puffin/Brave/Whale/QQBrowserLite/QQ//Vivaldi/DuckDuckGo        /(flock|rockmelt|midori|epiphany|silk|skyfire|ovibrowser|bolt|iron|vivaldi|iridium|phantomjs|bowser|quark|qupzilla|falkon|rekonq|puffin|brave|whale(?!.+naver)|qqbrowserlite|qq|duckduckgo)\/([-\w\.]+)/i,        /(heytap|ovi)browser\/([\d\.]+)/i, // HeyTap/Ovi        /(weibo)__([\d\.]+)/i, // Weibo      ],      [NAME, VERSION],    ],    [      [/(?:\buc? ?browser|(?:juc.+)ucweb)[\/ ]?([\w\.]+)/i],      [VERSION, [NAME, "UCBrowser"]],    ],    [      [        /microm.+\bqbcore\/([\w\.]+)/i, // WeChat Desktop for Windows Built-in Browser        /\bqbcore\/([\w\.]+).+microm/i,      ],      [VERSION, [NAME, "WeChat(Win) Desktop"]],    ],    [      [/micromessenger\/([\w\.]+)/i],      [VERSION, [NAME, "WeChat"]],    ],    [      [/konqueror\/([\w\.]+)/i],      [VERSION, [NAME, "Konqueror"]],    ],    [      [/trident.+rv[: ]([\w\.]{1,9})\b.+like gecko/i],      [VERSION, [NAME, "IE"]],    ],    [      [/ya(?:search)?browser\/([\w\.]+)/i],      [VERSION, [NAME, "Yandex"]],    ],    [      [/(avast|avg)\/([\w\.]+)/i],      [[NAME, /(.+)/, `$1 Secure${SUFFIX_BROWSER}`], VERSION],    ],    [      [/\bfocus\/([\w\.]+)/i],      [VERSION, [NAME, `${FIREFOX} Focus`]],    ],    [      [/\bopt\/([\w\.]+)/i],      [VERSION, [NAME, `${OPERA} Touch`]],    ],    [      [/coc_coc\w+\/([\w\.]+)/i],      [VERSION, [NAME, "Coc Coc"]],    ],    [      [/dolfin\/([\w\.]+)/i],      [VERSION, [NAME, "Dolphin"]],    ],    [      [/coast\/([\w\.]+)/i],      [VERSION, [NAME, `${OPERA} Coast`]],    ],    [      [/miuibrowser\/([\w\.]+)/i],      [VERSION, [NAME, `MIUI${SUFFIX_BROWSER}`]],    ],    [      [/fxios\/([\w\.-]+)/i],      [VERSION, [NAME, `${PREFIX_MOBILE}${FIREFOX}`]],    ],    [      [/\bqihu|(qi?ho?o?|360)browser/i],      [[NAME, `360${SUFFIX_BROWSER}`]],    ],    [      [/(oculus|samsung|sailfish|huawei)browser\/([\w\.]+)/i],      [[NAME, /(.+)/, "$1" + SUFFIX_BROWSER], VERSION],    ],    [      [/(comodo_dragon)\/([\w\.]+)/i],      [[NAME, /_/g, " "], VERSION],    ],    [      [        /(electron)\/([\w\.]+) safari/i, // Electron-based App        /(tesla)(?: qtcarbrowser|\/(20\d\d\.[-\w\.]+))/i, // Tesla        /m?(qqbrowser|baiduboxapp|2345Explorer)[\/ ]?([\w\.]+)/i,      ],      [NAME, VERSION],    ],    [      [        /(metasr)[\/ ]?([\w\.]+)/i, // SouGouBrowser        /(lbbrowser)/i, // LieBao Browser        /\[(linkedin)app\]/i, // LinkedIn App for iOS & Android      ],      [NAME],    ],    [      [/((?:fban\/fbios|fb_iab\/fb4a)(?!.+fbav)|;fbav\/([\w\.]+);)/i],      [[NAME, FACEBOOK], VERSION],    ],    [      [        /(kakao(?:talk|story))[\/ ]([\w\.]+)/i, // Kakao App        /(naver)\(.*?(\d+\.[\w\.]+).*\)/i, // Naver InApp        /safari (line)\/([\w\.]+)/i, // Line App for iOS        /\b(line)\/([\w\.]+)\/iab/i, // Line App for Android        /(chromium|instagram)[\/ ]([-\w\.]+)/i, // Chromium/Instagram      ],      [NAME, VERSION],    ],    [      [/\bgsa\/([\w\.]+) .*safari\//i],      [VERSION, [NAME, "GSA"]],    ],    [      [/musical_ly(?:.+app_?version\/|_)([\w\.]+)/i],      [VERSION, [NAME, "TikTok"]],    ],    [      [/headlesschrome(?:\/([\w\.]+)| )/i],      [VERSION, [NAME, `${CHROME} Headless`]],    ],    [      [/ wv\).+(chrome)\/([\w\.]+)/i],      [[NAME, `${CHROME} WebView`], VERSION],    ],    [      [/droid.+ version\/([\w\.]+)\b.+(?:mobile safari|safari)/i],      [VERSION, [NAME, `Android${SUFFIX_BROWSER}`]],    ],    [      [/chrome\/([\w\.]+) mobile/i],      [VERSION, [NAME, `${PREFIX_MOBILE}${CHROME}`]],    ],    [      [/(chrome|omniweb|arora|[tizenoka]{5} ?browser)\/v?([\w\.]+)/i],      [NAME, VERSION],    ],    [      [/version\/([\w\.\,]+) .*mobile(?:\/\w+ | ?)safari/i],      [VERSION, [NAME, `${PREFIX_MOBILE}Safari`]],    ],    [      [/iphone .*mobile(?:\/\w+ | ?)safari/i],      [[NAME, `${PREFIX_MOBILE}Safari`]],    ],    [      [/version\/([\w\.\,]+) .*(safari)/i],      [VERSION, NAME],    ],    [      [/webkit.+?(mobile ?safari|safari)(\/[\w\.]+)/i],      [NAME, [VERSION, "1"]],    ],    [      [/(webkit|khtml)\/([\w\.]+)/i],      [NAME, VERSION],    ],    [      [/(?:mobile|tablet);.*(firefox)\/([\w\.-]+)/i],      [[NAME, `${PREFIX_MOBILE}${FIREFOX}`], VERSION],    ],    [      [/(navigator|netscape\d?)\/([-\w\.]+)/i],      [[NAME, "Netscape"], VERSION],    ],    [      [/mobile vr; rv:([\w\.]+)\).+firefox/i],      [VERSION, [NAME, `${FIREFOX} Reality`]],    ],    [      [        /ekiohf.+(flow)\/([\w\.]+)/i, // Flow        /(swiftfox)/i, // Swiftfox        /(icedragon|iceweasel|camino|chimera|fennec|maemo browser|minimo|conkeror|klar)[\/ ]?([\w\.\+]+)/i,        // IceDragon/Iceweasel/Camino/Chimera/Fennec/Maemo/Minimo/Conkeror/Klar        /(seamonkey|k-meleon|icecat|iceape|firebird|phoenix|palemoon|basilisk|waterfox)\/([-\w\.]+)$/i,        // Firefox/SeaMonkey/K-Meleon/IceCat/IceApe/Firebird/Phoenix        /(firefox)\/([\w\.]+)/i, // Other Firefox-based        /(mozilla)\/([\w\.]+) .+rv\:.+gecko\/\d+/i, // Mozilla
        // Other        /(polaris|lynx|dillo|icab|doris|amaya|w3m|netsurf|sleipnir|obigo|mosaic|(?:go|ice|up)[\. ]?browser)[-\/ ]?v?([\w\.]+)/i,        // Polaris/Lynx/Dillo/iCab/Doris/Amaya/w3m/NetSurf/Sleipnir/Obigo/Mosaic/Go/ICE/UP.Browser        /(links) \(([\w\.]+)/i, // Links        /panasonic;(viera)/i,      ],      [NAME, VERSION],    ],    [      [/(cobalt)\/([\w\.]+)/i],      [NAME, [VERSION, /[^\d\.]+./, EMPTY]],    ],  ],  cpu: [    [      [/\b(?:(amd|x|x86[-_]?|wow|win)64)\b/i],      [[ARCHITECTURE, "amd64"]],    ],    [      [        /(ia32(?=;))/i, // IA32 (quicktime)        /((?:i[346]|x)86)[;\)]/i,      ],      [[ARCHITECTURE, "ia32"]],    ],    [      [/\b(aarch64|arm(v?8e?l?|_?64))\b/i],      [[ARCHITECTURE, "arm64"]],    ],    [      [/windows (ce|mobile); ppc;/i],      [[ARCHITECTURE, "arm"]],    ],    [      [/((?:ppc|powerpc)(?:64)?)(?: mac|;|\))/i],      [[ARCHITECTURE, /ower/, EMPTY, lowerize]],    ],    [      [/(sun4\w)[;\)]/i],      [[ARCHITECTURE, "sparc"]],    ],    [      [/((?:avr32|ia64(?=;))|68k(?=\))|\barm(?=v(?:[1-7]|[5-7]1)l?|;|eabi)|(?=atmel )avr|(?:irix|mips|sparc)(?:64)?\b|pa-risc)/i],      [[ARCHITECTURE, lowerize]],    ],  ],  device: [    [      [/\b(sch-i[89]0\d|shw-m380s|sm-[ptx]\w{2,4}|gt-[pn]\d{2,4}|sgh-t8[56]9|nexus 10)/i],      [MODEL, [VENDOR, SAMSUNG], [TYPE, TABLET]],    ],    [      [        /\b((?:s[cgp]h|gt|sm)-\w+|sc[g-]?[\d]+a?|galaxy nexus)/i,        /samsung[- ]([-\w]+)/i,        /sec-(sgh\w+)/i,      ],      [MODEL, [VENDOR, SAMSUNG], [TYPE, MOBILE]],    ],    [      [/(?:\/|\()(ip(?:hone|od)[\w, ]*)(?:\/|;)/i],      [MODEL, [VENDOR, APPLE], [TYPE, MOBILE]],    ],    [      [        /\((ipad);[-\w\),; ]+apple/i, // iPad        /applecoremedia\/[\w\.]+ \((ipad)/i,        /\b(ipad)\d\d?,\d\d?[;\]].+ios/i,      ],      [MODEL, [VENDOR, APPLE], [TYPE, TABLET]],    ],    [      [/(macintosh);/i],      [MODEL, [VENDOR, APPLE]],    ],    [      [/\b(sh-?[altvz]?\d\d[a-ekm]?)/i],      [MODEL, [VENDOR, SHARP], [TYPE, MOBILE]],    ],    [      [/\b((?:ag[rs][23]?|bah2?|sht?|btv)-a?[lw]\d{2})\b(?!.+d\/s)/i],      [MODEL, [VENDOR, HUAWEI], [TYPE, TABLET]],    ],    [      [        /(?:huawei|honor)([-\w ]+)[;\)]/i,        /\b(nexus 6p|\w{2,4}e?-[atu]?[ln][\dx][012359c][adn]?)\b(?!.+d\/s)/i,      ],      [MODEL, [VENDOR, HUAWEI], [TYPE, MOBILE]],    ],    [      [        /\b(poco[\w ]+|m2\d{3}j\d\d[a-z]{2})(?: bui|\))/i, // Xiaomi POCO        /\b; (\w+) build\/hm\1/i, // Xiaomi Hongmi 'numeric' models        /\b(hm[-_ ]?note?[_ ]?(?:\d\w)?) bui/i, // Xiaomi Hongmi        /\b(redmi[\-_ ]?(?:note|k)?[\w_ ]+)(?: bui|\))/i, // Xiaomi Redmi        /\b(mi[-_ ]?(?:a\d|one|one[_ ]plus|note lte|max|cc)?[_ ]?(?:\d?\w?)[_ ]?(?:plus|se|lite)?)(?: bui|\))/i,      ],      [[MODEL, /_/g, " "], [VENDOR, XIAOMI], [TYPE, MOBILE]],    ],    [      [/\b(mi[-_ ]?(?:pad)(?:[\w_ ]+))(?: bui|\))/i],      [[MODEL, /_/g, " "], [VENDOR, XIAOMI], [TYPE, TABLET]],    ],    [      [        /; (\w+) bui.+ oppo/i,        /\b(cph[12]\d{3}|p(?:af|c[al]|d\w|e[ar])[mt]\d0|x9007|a101op)\b/i,      ],      [MODEL, [VENDOR, "OPPO"], [TYPE, MOBILE]],    ],    [      [/vivo (\w+)(?: bui|\))/i, /\b(v[12]\d{3}\w?[at])(?: bui|;)/i],      [MODEL, [VENDOR, "Vivo"], [TYPE, MOBILE]],    ],    [      [/\b(rmx[12]\d{3})(?: bui|;|\))/i],      [MODEL, [VENDOR, "Realme"], [TYPE, MOBILE]],    ],    [      [        /\b(milestone|droid(?:[2-4x]| (?:bionic|x2|pro|razr))?:?( 4g)?)\b[\w ]+build\//i,        /\bmot(?:orola)?[- ](\w*)/i,        /((?:moto[\w\(\) ]+|xt\d{3,4}|nexus 6)(?= bui|\)))/i,      ],      [MODEL, [VENDOR, MOTOROLA], [TYPE, MOBILE]],    ],    [      [/\b(mz60\d|xoom[2 ]{0,2}) build\//i],      [MODEL, [VENDOR, MOTOROLA], [TYPE, TABLET]],    ],    [      [/((?=lg)?[vl]k\-?\d{3}) bui| 3\.[-\w; ]{10}lg?-([06cv9]{3,4})/i],      [MODEL, [VENDOR, LG], [TYPE, TABLET]],    ],    [      [        /(lm(?:-?f100[nv]?|-[\w\.]+)(?= bui|\))|nexus [45])/i,        /\blg[-e;\/ ]+((?!browser|netcast|android tv)\w+)/i,        /\blg-?([\d\w]+) bui/i,      ],      [MODEL, [VENDOR, LG], [TYPE, MOBILE]],    ],    [      [        /(ideatab[-\w ]+)/i,        /lenovo ?(s[56]000[-\w]+|tab(?:[\w ]+)|yt[-\d\w]{6}|tb[-\d\w]{6})/i,      ],      [MODEL, [VENDOR, "Lenovo"], [TYPE, TABLET]],    ],    [      [/(?:maemo|nokia).*(n900|lumia \d+)/i, /nokia[-_ ]?([-\w\.]*)/i],      [[MODEL, /_/g, " "], [VENDOR, "Nokia"], [TYPE, MOBILE]],    ],    [      [/(pixel c)\b/i],      [MODEL, [VENDOR, GOOGLE], [TYPE, TABLET]],    ],    [      [/droid.+; (pixel[\daxl ]{0,6})(?: bui|\))/i],      [MODEL, [VENDOR, GOOGLE], [TYPE, MOBILE]],    ],    [      [/droid.+ (a?\d[0-2]{2}so|[c-g]\d{4}|so[-gl]\w+|xq-a\w[4-7][12])(?= bui|\).+chrome\/(?![1-6]{0,1}\d\.))/i],      [MODEL, [VENDOR, SONY], [TYPE, MOBILE]],    ],    [      [/sony tablet [ps]/i, /\b(?:sony)?sgp\w+(?: bui|\))/i],      [[MODEL, "Xperia Tablet"], [VENDOR, SONY], [TYPE, TABLET]],    ],    [      [        / (kb2005|in20[12]5|be20[12][59])\b/i,        /(?:one)?(?:plus)? (a\d0\d\d)(?: b|\))/i,      ],      [MODEL, [VENDOR, "OnePlus"], [TYPE, MOBILE]],    ],    [      [        /(alexa)webm/i,        /(kf[a-z]{2}wi|aeo[c-r]{2})( bui|\))/i, // Kindle Fire without Silk / Echo Show        /(kf[a-z]+)( bui|\)).+silk\//i,      ],      [MODEL, [VENDOR, AMAZON], [TYPE, TABLET]],    ],    [      [/((?:sd|kf)[0349hijorstuw]+)( bui|\)).+silk\//i],      [[MODEL, /(.+)/g, "Fire Phone $1"], [VENDOR, AMAZON], [TYPE, MOBILE]],    ],    [      [/(playbook);[-\w\),; ]+(rim)/i],      [MODEL, VENDOR, [TYPE, TABLET]],    ],    [      [/\b((?:bb[a-f]|st[hv])100-\d)/i, /\(bb10; (\w+)/i],      [MODEL, [VENDOR, BLACKBERRY], [TYPE, MOBILE]],    ],    [      [/(?:\b|asus_)(transfo[prime ]{4,10} \w+|eeepc|slider \w+|nexus 7|padfone|p00[cj])/i],      [MODEL, [VENDOR, ASUS], [TYPE, TABLET]],    ],    [      [/ (z[bes]6[027][012][km][ls]|zenfone \d\w?)\b/i],      [MODEL, [VENDOR, ASUS], [TYPE, MOBILE]],    ],    [      [/(nexus 9)/i],      [MODEL, [VENDOR, "HTC"], [TYPE, TABLET]],    ],    [      [        /(htc)[-;_ ]{1,2}([\w ]+(?=\)| bui)|\w+)/i, // HTC        /(zte)[- ]([\w ]+?)(?: bui|\/|\))/i,        /(alcatel|geeksphone|nexian|panasonic(?!(?:;|\.))|sony(?!-bra))[-_ ]?([-\w]*)/i,      ],      [VENDOR, [MODEL, /_/g, " "], [TYPE, MOBILE]],    ],    [      [/droid.+; ([ab][1-7]-?[0178a]\d\d?)/i],      [MODEL, [VENDOR, "Acer"], [TYPE, TABLET]],    ],    [      [        /droid.+; (m[1-5] note) bui/i,        /\bmz-([-\w]{2,})/i,      ],      [MODEL, [VENDOR, "Meizu"], [TYPE, MOBILE]],    ],    [      [        /(blackberry|benq|palm(?=\-)|sonyericsson|acer|asus|dell|meizu|motorola|polytron|infinix|tecno)[-_ ]?([-\w]*)/i,        // BlackBerry/BenQ/Palm/Sony-Ericsson/Acer/Asus/Dell/Meizu/Motorola/Polytron        /(hp) ([\w ]+\w)/i, // HP iPAQ        /(asus)-?(\w+)/i, // Asus        /(microsoft); (lumia[\w ]+)/i, // Microsoft Lumia        /(lenovo)[-_ ]?([-\w]+)/i, // Lenovo        /(jolla)/i, // Jolla        /(oppo) ?([\w ]+) bui/i,      ],      [VENDOR, MODEL, [TYPE, MOBILE]],    ],    [      [        /(kobo)\s(ereader|touch)/i, // Kobo        /(archos) (gamepad2?)/i, // Archos        /(hp).+(touchpad(?!.+tablet)|tablet)/i, // HP TouchPad        /(kindle)\/([\w\.]+)/i,      ],      [VENDOR, MODEL, [TYPE, TABLET]],    ],    [      [/(surface duo)/i],      [MODEL, [VENDOR, MICROSOFT], [TYPE, TABLET]],    ],    [      [/droid [\d\.]+; (fp\du?)(?: b|\))/i],      [MODEL, [VENDOR, "Fairphone"], [TYPE, MOBILE]],    ],    [      [/(shield[\w ]+) b/i],      [MODEL, [VENDOR, "Nvidia"], [TYPE, TABLET]],    ],    [      [/(sprint) (\w+)/i],      [VENDOR, MODEL, [TYPE, MOBILE]],    ],    [      [/(kin\.[onetw]{3})/i],      [[MODEL, /\./g, " "], [VENDOR, MICROSOFT], [TYPE, MOBILE]],    ],    [      [/droid.+; ([c6]+|et5[16]|mc[239][23]x?|vc8[03]x?)\)/i],      [MODEL, [VENDOR, ZEBRA], [TYPE, TABLET]],    ],    [      [/droid.+; (ec30|ps20|tc[2-8]\d[kx])\)/i],      [MODEL, [VENDOR, ZEBRA], [TYPE, MOBILE]],    ],    [      [/smart-tv.+(samsung)/i],      [VENDOR, [TYPE, SMARTTV]],    ],    [      [/hbbtv.+maple;(\d+)/i],      [[MODEL, /^/, "SmartTV"], [VENDOR, SAMSUNG], [TYPE, SMARTTV]],    ],    [      [/(nux; netcast.+smarttv|lg (netcast\.tv-201\d|android tv))/i],      [[VENDOR, LG], [TYPE, SMARTTV]],    ],    [      [/(apple) ?tv/i],      [VENDOR, [MODEL, `${APPLE} TV`], [TYPE, SMARTTV]],    ],    [      [/crkey/i],      [[MODEL, `${CHROME}cast`], [VENDOR, GOOGLE], [TYPE, SMARTTV]],    ],    [      [/droid.+aft(\w)( bui|\))/i],      [MODEL, [VENDOR, AMAZON], [TYPE, SMARTTV]],    ],    [      [/\(dtv[\);].+(aquos)/i, /(aquos-tv[\w ]+)\)/i],      [MODEL, [VENDOR, SHARP], [TYPE, SMARTTV]],    ],    [      [/(bravia[\w ]+)( bui|\))/i],      [MODEL, [VENDOR, SONY], [TYPE, SMARTTV]],    ],    [      [/(mitv-\w{5}) bui/i],      [MODEL, [VENDOR, XIAOMI], [TYPE, SMARTTV]],    ],    [      [/Hbbtv.*(technisat) (.*);/i],      [VENDOR, MODEL, [TYPE, SMARTTV]],    ],    [      [        /\b(roku)[\dx]*[\)\/]((?:dvp-)?[\d\.]*)/i, // Roku        /hbbtv\/\d+\.\d+\.\d+ +\([\w\+ ]*; *([\w\d][^;]*);([^;]*)/i,      ],      [[VENDOR, trim], [MODEL, trim], [TYPE, SMARTTV]],    ],    [      [/\b(android tv|smart[- ]?tv|opera tv|tv; rv:)\b/i],      [[TYPE, SMARTTV]],    ],    [      [        /(ouya)/i, // Ouya        /(nintendo) (\w+)/i,      ],      [VENDOR, MODEL, [TYPE, CONSOLE]],    ],    [      [/droid.+; (shield) bui/i],      [MODEL, [VENDOR, "Nvidia"], [TYPE, CONSOLE]],    ],    [      [/(playstation \w+)/i],      [MODEL, [VENDOR, SONY], [TYPE, CONSOLE]],    ],    [      [/\b(xbox(?: one)?(?!; xbox))[\); ]/i],      [MODEL, [VENDOR, MICROSOFT], [TYPE, CONSOLE]],    ],    [      [/((pebble))app/i],      [VENDOR, MODEL, [TYPE, WEARABLE]],    ],    [      [/(watch)(?: ?os[,\/]|\d,\d\/)[\d\.]+/i],      [MODEL, [VENDOR, APPLE], [TYPE, WEARABLE]],    ],    [      [/droid.+; (glass) \d/i],      [MODEL, [VENDOR, GOOGLE], [TYPE, WEARABLE]],    ],    [      [/droid.+; (wt63?0{2,3})\)/i],      [MODEL, [VENDOR, ZEBRA], [TYPE, WEARABLE]],    ],    [      [/(quest( 2| pro)?)/i],      [MODEL, [VENDOR, FACEBOOK], [TYPE, WEARABLE]],    ],    [      [/(tesla)(?: qtcarbrowser|\/[-\w\.]+)/i],      [VENDOR, [TYPE, EMBEDDED]],    ],    [      [/(aeobc)\b/i],      [MODEL, [VENDOR, AMAZON], [TYPE, EMBEDDED]],    ],    [      [/droid .+?; ([^;]+?)(?: bui|\) applew).+? mobile safari/i],      [MODEL, [TYPE, MOBILE]],    ],    [      [/droid .+?; ([^;]+?)(?: bui|\) applew).+?(?! mobile) safari/i],      [MODEL, [TYPE, TABLET]],    ],    [      [/\b((tablet|tab)[;\/]|focus\/\d(?!.+mobile))/i],      [[TYPE, TABLET]],    ],    [      [/(phone|mobile(?:[;\/]| [ \w\/\.]*safari)|pda(?=.+windows ce))/i],      [[TYPE, MOBILE]],    ],    [      [/(android[-\w\. ]{0,9});.+buil/i],      [MODEL, [VENDOR, "Generic"]],    ],  ],  engine: [    [      [/windows.+ edge\/([\w\.]+)/i],      [VERSION, [NAME, `${EDGE}HTML`]],    ],    [      [/webkit\/537\.36.+chrome\/(?!27)([\w\.]+)/i],      [VERSION, [NAME, "Blink"]],    ],    [      [        /(presto)\/([\w\.]+)/i, // Presto        /(webkit|trident|netfront|netsurf|amaya|lynx|w3m|goanna)\/([\w\.]+)/i, // WebKit/Trident/NetFront/NetSurf/Amaya/Lynx/w3m/Goanna        /ekioh(flow)\/([\w\.]+)/i, // Flow        /(khtml|tasman|links)[\/ ]\(?([\w\.]+)/i, // KHTML/Tasman/Links        /(icab)[\/ ]([23]\.[\d\.]+)/i, // iCab        /\b(libweb)/i,      ],      [NAME, VERSION],    ],    [      [/rv\:([\w\.]{1,9})\b.+(gecko)/i],      [VERSION, NAME],    ],  ],  os: [    [      [/microsoft (windows) (vista|xp)/i],      [NAME, VERSION],    ],    [      [        /(windows) nt 6\.2; (arm)/i, // Windows RT        /(windows (?:phone(?: os)?|mobile))[\/ ]?([\d\.\w ]*)/i, // Windows Phone        /(windows)[\/ ]?([ntce\d\. ]+\w)(?!.+xbox)/i,      ],      [NAME, [VERSION, mapWinVer]],    ],    [      [/(win(?=3|9|n)|win 9x )([nt\d\.]+)/i],      [[NAME, WINDOWS], [VERSION, mapWinVer]],    ],    [      [        /ip[honead]{2,4}\b(?:.*os ([\w]+) like mac|; opera)/i, // iOS        /(?:ios;fbsv\/|iphone.+ios[\/ ])([\d\.]+)/i,        /cfnetwork\/.+darwin/i,      ],      [[VERSION, /_/g, "."], [NAME, "iOS"]],    ],    [      [/(mac os x) ?([\w\. ]*)/i, /(macintosh|mac_powerpc\b)(?!.+haiku)/i],      [[NAME, "macOS"], [VERSION, /_/g, "."]],    ],    [      [/droid ([\w\.]+)\b.+(android[- ]x86|harmonyos)/i],      [VERSION, NAME],    ],    [      [        /(android|webos|qnx|bada|rim tablet os|maemo|meego|sailfish)[-\/ ]?([\w\.]*)/i,        /(blackberry)\w*\/([\w\.]*)/i, // Blackberry        /(tizen|kaios)[\/ ]([\w\.]+)/i, // Tizen/KaiOS        /\((series40);/i,      ],      [NAME, VERSION],    ],    [      [/\(bb(10);/i],      [VERSION, [NAME, BLACKBERRY]],    ],    [      [/(?:symbian ?os|symbos|s60(?=;)|series60)[-\/ ]?([\w\.]*)/i],      [VERSION, [NAME, "Symbian"]],    ],    [      [/mozilla\/[\d\.]+ \((?:mobile|tablet|tv|mobile; [\w ]+); rv:.+ gecko\/([\w\.]+)/i],      [VERSION, [NAME, `${FIREFOX} OS`]],    ],    [      [        /web0s;.+rt(tv)/i,        /\b(?:hp)?wos(?:browser)?\/([\w\.]+)/i,      ],      [VERSION, [NAME, "webOS"]],    ],    [      [/watch(?: ?os[,\/]|\d,\d\/)([\d\.]+)/i],      [VERSION, [NAME, "watchOS"]],    ],    [      [/crkey\/([\d\.]+)/i],      [VERSION, [NAME, `${CHROME}cast`]],    ],    [      [/(cros) [\w]+(?:\)| ([\w\.]+)\b)/i],      [[NAME, "Chrome OS"], VERSION],    ],    [      [        /panasonic;(viera)/i, // Panasonic Viera        /(netrange)mmh/i, // Netrange        /(nettv)\/(\d+\.[\w\.]+)/i, // NetTV
        // Console        /(nintendo|playstation) (\w+)/i, // Nintendo/Playstation        /(xbox); +xbox ([^\);]+)/i, // Microsoft Xbox (360, One, X, S, Series X, Series S)
        // Other        /\b(joli|palm)\b ?(?:os)?\/?([\w\.]*)/i, // Joli/Palm        /(mint)[\/\(\) ]?(\w*)/i, // Mint        /(mageia|vectorlinux)[; ]/i, // Mageia/VectorLinux        /([kxln]?ubuntu|debian|suse|opensuse|gentoo|arch(?= linux)|slackware|fedora|mandriva|centos|pclinuxos|red ?hat|zenwalk|linpus|raspbian|plan 9|minix|risc os|contiki|deepin|manjaro|elementary os|sabayon|linspire)(?: gnu\/linux)?(?: enterprise)?(?:[- ]linux)?(?:-gnu)?[-\/ ]?(?!chrom|package)([-\w\.]*)/i,        // Ubuntu/Debian/SUSE/Gentoo/Arch/Slackware/Fedora/Mandriva/CentOS/PCLinuxOS/RedHat/Zenwalk/Linpus/Raspbian/Plan9/Minix/RISCOS/Contiki/Deepin/Manjaro/elementary/Sabayon/Linspire        /(hurd|linux) ?([\w\.]*)/i, // Hurd/Linux        /(gnu) ?([\w\.]*)/i, // GNU        /\b([-frentopcghs]{0,5}bsd|dragonfly)[\/ ]?(?!amd|[ix346]{1,2}86)([\w\.]*)/i, // FreeBSD/NetBSD/OpenBSD/PC-BSD/GhostBSD/DragonFly        /(haiku) (\w+)/i,      ],      [NAME, VERSION],    ],    [      [/(sunos) ?([\w\.\d]*)/i],      [[NAME, "Solaris"], VERSION],    ],    [      [        /((?:open)?solaris)[-\/ ]?([\w\.]*)/i, // Solaris        /(aix) ((\d)(?=\.|\)| )[\w\.])*/i, // AIX        /\b(beos|os\/2|amigaos|morphos|openvms|fuchsia|hp-ux|serenityos)/i, // BeOS/OS2/AmigaOS/MorphOS/OpenVMS/Fuchsia/HP-UX/SerenityOS        /(unix) ?([\w\.]*)/i,      ],      [NAME, VERSION],    ],  ],};/** * A representation of user agent string, which can be used to determine * environmental information represented by the string. All properties are * determined lazily. */export class UserAgent {  #browser?: Browser;  #cpu?: Cpu;  #device?: Device;  #engine?: Engine;  #os?: Os;  #ua: string;
  /**   * Constructs a new instance.   *   * @example   * ```ts   * import { UserAgent } from "https://deno.land/std@$STD_VERSION/http/user_agent.ts";   *   * Deno.serve((req) => {   *   const userAgent = new UserAgent(req.headers.get("user-agent") ?? "");   *   return new Response(`Hello, ${userAgent.browser.name}   *     on ${userAgent.os.name} ${userAgent.os.version}!`);   * });   * ```   */  constructor(ua: string | null) {    this.#ua = ua ?? "";  }
  /**   * The name and version of the browser extracted from the user agent   * string.   */  get browser(): Browser {    if (!this.#browser) {      this.#browser = { name: undefined, version: undefined, major: undefined };      mapper(this.#browser, this.#ua, matchers.browser);      // deno-lint-ignore no-explicit-any      (this.#browser as any).major = majorize(this.#browser.version);      Object.freeze(this.#browser);    }    return this.#browser;  }
  /** The architecture of the CPU extracted from the user agent string. */  get cpu(): Cpu {    if (!this.#cpu) {      this.#cpu = { architecture: undefined };      mapper(this.#cpu, this.#ua, matchers.cpu);      Object.freeze(this.#cpu);    }    return this.#cpu;  }
  /**   * The model, type, and vendor of a device if present in a user agent   * string.   */  get device(): Device {    if (!this.#device) {      this.#device = { model: undefined, type: undefined, vendor: undefined };      mapper(this.#device, this.#ua, matchers.device);      Object.freeze(this.#device);    }    return this.#device;  }
  /** The name and version of the browser engine in a user agent string. */  get engine(): Engine {    if (!this.#engine) {      this.#engine = { name: undefined, version: undefined };      mapper(this.#engine, this.#ua, matchers.engine);      Object.freeze(this.#engine);    }    return this.#engine;  }
  /** The name and version of the operating system in a user agent string. */  get os(): Os {    if (!this.#os) {      this.#os = { name: undefined, version: undefined };      mapper(this.#os, this.#ua, matchers.os);      Object.freeze(this.#os);    }    return this.#os;  }
  /** A read only version of the user agent string related to the instance. */  get ua(): string {    return this.#ua;  }
  /** Converts the current instance to a JSON representation. */  toJSON(): {    browser: Browser;    cpu: Cpu;    device: Device;    engine: Engine;    os: Os;    ua: string;  } {    const { browser, cpu, device, engine, os, ua } = this;    return { browser, cpu, device, engine, os, ua };  }
  /** Converts the current instance to a string. */  toString(): string {    return this.#ua;  }
  /** Custom output for {@linkcode Deno.inspect}. */  [Symbol.for("Deno.customInspect")](    inspect: (value: unknown) => string,  ): string {    const { browser, cpu, device, engine, os, ua } = this;    return `${this.constructor.name} ${      inspect({ browser, cpu, device, engine, os, ua })    }`;  }
  /**   * Custom output for Node's   * {@linkcode https://nodejs.org/api/util.html#utilinspectobject-options | util.inspect}.   */  [Symbol.for("nodejs.util.inspect.custom")](    depth: number,    // deno-lint-ignore no-explicit-any    options: any,    inspect: (value: unknown, options?: unknown) => string,  ): string {    if (depth < 0) {      return options.stylize(`[${this.constructor.name}]`, "special");    }
    const newOptions = Object.assign({}, options, {      depth: options.depth === null ? null : options.depth - 1,    });    const { browser, cpu, device, engine, os, ua } = this;    return `${options.stylize(this.constructor.name, "special")} ${      inspect(        { browser, cpu, device, engine, os, ua },        newOptions,      )    }`;  }}