How to use textdecode method in wpt

Best JavaScript code snippet using wpt

content_disposition.js

Source:content_disposition.js

...28  }29  function toParamRegExp(attributePattern, flags) {30    return new RegExp('(?:^|;)\\s*' + attributePattern + '\\s*=\\s*' + '(' + '[^";\\s][^;\\s]*' + '|' + '"(?:[^"\\\\]|\\\\"?)+"?' + ')', flags);31  }32  function textdecode(encoding, value) {33    if (encoding) {34      if (!/^[\x00-\xFF]+$/.test(value)) {35        return value;36      }37      try {38        let decoder = new TextDecoder(encoding, {39          fatal: true40        });41        let bytes = Array.from(value, function (ch) {42          return ch.charCodeAt(0) & 0xFF;43        });44        value = decoder.decode(new Uint8Array(bytes));45        needsEncodingFixup = false;46      } catch (e) {47        if (/^utf-?8$/i.test(encoding)) {48          try {49            value = decodeURIComponent(escape(value));50            needsEncodingFixup = false;51          } catch (err) {}52        }53      }54    }55    return value;56  }57  function fixupEncoding(value) {58    if (needsEncodingFixup && /[\x80-\xff]/.test(value)) {59      value = textdecode('utf-8', value);60      if (needsEncodingFixup) {61        value = textdecode('iso-8859-1', value);62      }63    }64    return value;65  }66  function rfc2231getparam(contentDisposition) {67    let matches = [],68        match;69    let iter = toParamRegExp('filename\\*((?!0\\d)\\d+)(\\*?)', 'ig');70    while ((match = iter.exec(contentDisposition)) !== null) {71      let [, n, quot, part] = match;72      n = parseInt(n, 10);73      if (n in matches) {74        if (n === 0) {75          break;76        }77        continue;78      }79      matches[n] = [quot, part];80    }81    let parts = [];82    for (let n = 0; n < matches.length; ++n) {83      if (!(n in matches)) {84        break;85      }86      let [quot, part] = matches[n];87      part = rfc2616unquote(part);88      if (quot) {89        part = unescape(part);90        if (n === 0) {91          part = rfc5987decode(part);92        }93      }94      parts.push(part);95    }96    return parts.join('');97  }98  function rfc2616unquote(value) {99    if (value.startsWith('"')) {100      let parts = value.slice(1).split('\\"');101      for (let i = 0; i < parts.length; ++i) {102        let quotindex = parts[i].indexOf('"');103        if (quotindex !== -1) {104          parts[i] = parts[i].slice(0, quotindex);105          parts.length = i + 1;106        }107        parts[i] = parts[i].replace(/\\(.)/g, '$1');108      }109      value = parts.join('"');110    }111    return value;112  }113  function rfc5987decode(extvalue) {114    let encodingend = extvalue.indexOf('\'');115    if (encodingend === -1) {116      return extvalue;117    }118    let encoding = extvalue.slice(0, encodingend);119    let langvalue = extvalue.slice(encodingend + 1);120    let value = langvalue.replace(/^[^']*'/, '');121    return textdecode(encoding, value);122  }123  function rfc2047decode(value) {124    if (!value.startsWith('=?') || /[\x00-\x19\x80-\xff]/.test(value)) {125      return value;126    }127    return value.replace(/=\?([\w-]*)\?([QqBb])\?((?:[^?]|\?(?!=))*)\?=/g, function (_, charset, encoding, text) {128      if (encoding === 'q' || encoding === 'Q') {129        text = text.replace(/_/g, ' ');130        text = text.replace(/=([0-9a-fA-F]{2})/g, function (_, hex) {131          return String.fromCharCode(parseInt(hex, 16));132        });133        return textdecode(charset, text);134      }135      try {136        text = atob(text);137      } catch (e) {}138      return textdecode(charset, text);139    });140  }141  return '';...

content_disposition.ts

Source:content_disposition.ts

1/**2 * Adapted directly from content-disposition.js at 3 * https://github.com/Rob--W/open-in-browser/blob/master/extension/content-disposition.js4 * which is licensed as:5 * 6 * (c) 2017 Rob Wu <rob@robwu.nl> (https://robwu.nl)7 * This Source Code Form is subject to the terms of the Mozilla Public8 * License, v. 2.0. If a copy of the MPL was not distributed with this9 * file, You can obtain one at http://mozilla.org/MPL/2.0/.10 */11import { toParamRegExp, unquote } from "./headers.ts";12let needsEncodingFixup = false;13function fixupEncoding(value: string): string {14  if (needsEncodingFixup && /[\x80-\xff]/.test(value)) {15    value = textDecode("utf-8", value);16    if (needsEncodingFixup) {17      value = textDecode("iso-8859-1", value);18    }19  }20  return value;21}22const FILENAME_STAR_REGEX = toParamRegExp("filename\\*", "i");23const FILENAME_START_ITER_REGEX = toParamRegExp(24  "filename\\*((?!0\\d)\\d+)(\\*?)",25  "ig",26);27const FILENAME_REGEX = toParamRegExp("filename", "i");28function rfc2047decode(value: string): string {29  if (!value.startsWith("=?") || /[\x00-\x19\x80-\xff]/.test(value)) {30    return value;31  }32  return value.replace(33    /=\?([\w-]*)\?([QqBb])\?((?:[^?]|\?(?!=))*)\?=/g,34    (_: string, charset: string, encoding: string, text: string) => {35      if (encoding === "q" || encoding === "Q") {36        text = text.replace(/_/g, " ");37        text = text.replace(38          /=([0-9a-fA-F]{2})/g,39          (_, hex) => String.fromCharCode(parseInt(hex, 16)),40        );41        return textDecode(charset, text);42      }43      try {44        text = atob(text);45      } catch {}46      return textDecode(charset, text);47    },48  );49}50function rfc2231getParam(header: string): string {51  const matches: [string, string][] = [];52  let match: RegExpExecArray | null;53  while ((match = FILENAME_START_ITER_REGEX.exec(header))) {54    const [, ns, quote, part] = match;55    const n = parseInt(ns, 10);56    if (n in matches) {57      if (n === 0) {58        break;59      }60      continue;61    }62    matches[n] = [quote, part];63  }64  const parts: string[] = [];65  for (let n = 0; n < matches.length; ++n) {66    if (!(n in matches)) {67      break;68    }69    let [quote, part] = matches[n];70    part = unquote(part);71    if (quote) {72      part = unescape(part);73      if (n === 0) {74        part = rfc5987decode(part);75      }76    }77    parts.push(part);78  }79  return parts.join("");80}81function rfc5987decode(value: string): string {82  const encodingEnd = value.indexOf(`'`);83  if (encodingEnd === -1) {84    return value;85  }86  const encoding = value.slice(0, encodingEnd);87  const langValue = value.slice(encodingEnd + 1);88  return textDecode(encoding, langValue.replace(/^[^']*'/, ""));89}90function textDecode(encoding: string, value: string): string {91  if (encoding) {92    try {93      const decoder = new TextDecoder(encoding, { fatal: true });94      const bytes = Array.from(value, (c) => c.charCodeAt(0));95      if (bytes.every((code) => code <= 0xFF)) {96        value = decoder.decode(new Uint8Array(bytes));97        needsEncodingFixup = false;98      }99    } catch {}100  }101  return value;102}103export function getFilename(header: string): string {104  needsEncodingFixup = true;105  // filename*=ext-value ("ext-value" from RFC 5987, referenced by RFC 6266).106  let matches = FILENAME_STAR_REGEX.exec(header);107  if (matches) {108    const [, filename] = matches;109    return fixupEncoding(110      rfc2047decode(rfc5987decode(unescape(unquote(filename)))),111    );112  }113  // Continuations (RFC 2231 section 3, referenced by RFC 5987 section 3.1).114  // filename*n*=part115  // filename*n=part116  const filename = rfc2231getParam(header);117  if (filename) {118    return fixupEncoding(rfc2047decode(filename));119  }120  // filename=value (RFC 5987, section 4.1).121  matches = FILENAME_REGEX.exec(header);122  if (matches) {123    const [, filename] = matches;124    return fixupEncoding(rfc2047decode(unquote(filename)));125  }126  return "";...

app.js

Source:app.js

1function encodeAndDecodeMessages() {2    let buttonSend = document.getElementsByTagName('button')[0];3    let buttonDecode = document.getElementsByTagName('button')[1];4    let textSend = document.getElementsByTagName('textarea')[0];5    let textDecode = document.getElementsByTagName('textarea')[1];6    buttonSend.addEventListener('click', encode);7    buttonDecode.addEventListener('click', decode);8    function encode(e) {9        if (textSend.value.length > 0) {10            let rawMessage = textSend.value;11            let encodedMessage = rawMessage.split('')12                .map(el => String.fromCharCode(el.charCodeAt() + 1))13                .join('');14            textSend.value = '';15            textDecode.value = encodedMessage;16        }17    }18    function decode(e) {19        if (textDecode.value.length > 0) {20            let decodedMessage = textDecode.value.split('')21            .map(el => String.fromCharCode(el.charCodeAt() - 1))22            .join('')23            textDecode.value = decodedMessage;24        }25    }...

Using AI Code Generation

1var decoder = new TextDecoder("utf-8");2var encoded = new Uint8Array(3);3encoded[0] = 0xE2;4encoded[1] = 0x82;5encoded[2] = 0xAC;6var decoded = decoder.decode(encoded);7console.log(decoded);8var decoder = new TextDecoder("utf-8");9var encoded = new Uint8Array(3);10encoded[0] = 0xE2;11encoded[1] = 0x82;12encoded[2] = 0xAC;13var decoded = decoder.decode(encoded);14console.log(decoded);15var decoder = new TextDecoder("utf-8");16var encoded = new Uint8Array(3);17encoded[0] = 0xE2;18encoded[1] = 0x82;19encoded[2] = 0xAC;20var decoded = decoder.decode(encoded);21console.log(decoded);22var decoder = new TextDecoder("utf-8");23var encoded = new Uint8Array(3);24encoded[0] = 0xE2;25encoded[1] = 0x82;26encoded[2] = 0xAC;27var decoded = decoder.decode(encoded);28console.log(decoded);29var decoder = new TextDecoder("utf-8");30var encoded = new Uint8Array(3);31encoded[0] = 0xE2;32encoded[1] = 0x82;33encoded[2] = 0xAC;34var decoded = decoder.decode(encoded);35console.log(decoded);36var decoder = new TextDecoder("utf-8");37var encoded = new Uint8Array(3);38encoded[0] = 0xE2;39encoded[1] = 0x82;40encoded[2] = 0xAC;41var decoded = decoder.decode(encoded);42console.log(decoded);43var decoder = new TextDecoder("utf-8");44var encoded = new Uint8Array(3);45encoded[0] = 0xE2;46encoded[1] = 0x82;47encoded[2] = 0xAC;

Using AI Code Generation

1var buffer = new ArrayBuffer(8); 2var view = new Uint8Array(buffer); 3view[0] = 0x65; 4view[1] = 0x6e; 5view[2] = 0x67; 6view[3] = 0x6c; 7view[4] = 0x69; 8view[5] = 0x73; 9view[6] = 0x68; 10view[7] = 0x21; 11var decoder = new TextDecoder(); 12var result = decoder.decode(buffer); 13console.log(result);

Using AI Code Generation

1var decoder = new TextDecoder();2var data = decoder.decode(new Uint8Array([0x74, 0x65, 0x73, 0x74]));3var decoder = new TextDecoder();4var data = decoder.decode(new Uint8Array([0x74, 0x65, 0x73, 0x74]));5var decoder = new TextDecoder();6var data = decoder.decode(new Uint8Array([0x74, 0x65, 0x73, 0x74]));7var decoder = new TextDecoder();8var data = decoder.decode(new Uint8Array([0x74, 0x65, 0x73, 0x74]));9var decoder = new TextDecoder();10var data = decoder.decode(new Uint8Array([0x74, 0x65, 0x73, 0x74]));11var decoder = new TextDecoder();12var data = decoder.decode(new Uint8Array([0x74, 0x65, 0x73, 0x74]));13var decoder = new TextDecoder();14var data = decoder.decode(new Uint8Array([0x74, 0x65, 0x73, 0x74]));15var decoder = new TextDecoder();16var data = decoder.decode(new Uint8Array([0x74, 0x65, 0x73, 0x74]));17var decoder = new TextDecoder();18var data = decoder.decode(new Uint8Array([0x74, 0x65, 0x73, 0x74]));19var decoder = new TextDecoder();20var data = decoder.decode(new Uint8Array([0x74, 0x65, 0x73, 0x74]));

Using AI Code Generation

1var textDecoder = new TextDecoder();2var text = textDecoder.decode(new Uint8Array([65,66,67,68]));3console.log(text);4var textDecoder = new TextDecoder();5var text = textDecoder.decode(new Uint8Array([65,66,67,68]));6console.log(text);7TextDecoder([encoding, options])

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