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Diffstat (limited to '')
| -rw-r--r-- | node_modules/iconv-lite/lib/index.js | 182 |
1 files changed, 0 insertions, 182 deletions
diff --git a/node_modules/iconv-lite/lib/index.js b/node_modules/iconv-lite/lib/index.js deleted file mode 100644 index bd5d6bc..0000000 --- a/node_modules/iconv-lite/lib/index.js +++ /dev/null @@ -1,182 +0,0 @@ -"use strict" - -var Buffer = require("safer-buffer").Buffer - -var bomHandling = require("./bom-handling") -var mergeModules = require("./helpers/merge-exports") - -// All codecs and aliases are kept here, keyed by encoding name/alias. -// They are lazy loaded in `iconv.getCodec` from `encodings/index.js`. -// Cannot initialize with { __proto__: null } because Boolean({ __proto__: null }) === true -module.exports.encodings = null - -// Characters emitted in case of error. -module.exports.defaultCharUnicode = "�" -module.exports.defaultCharSingleByte = "?" - -// Public API. -module.exports.encode = function encode (str, encoding, options) { - str = "" + (str || "") // Ensure string. - - var encoder = module.exports.getEncoder(encoding, options) - - var res = encoder.write(str) - var trail = encoder.end() - - return (trail && trail.length > 0) ? Buffer.concat([res, trail]) : res -} - -module.exports.decode = function decode (buf, encoding, options) { - if (typeof buf === "string") { - if (!module.exports.skipDecodeWarning) { - console.error("Iconv-lite warning: decode()-ing strings is deprecated. Refer to https://github.com/ashtuchkin/iconv-lite/wiki/Use-Buffers-when-decoding") - module.exports.skipDecodeWarning = true - } - - buf = Buffer.from("" + (buf || ""), "binary") // Ensure buffer. - } - - var decoder = module.exports.getDecoder(encoding, options) - - var res = decoder.write(buf) - var trail = decoder.end() - - return trail ? (res + trail) : res -} - -module.exports.encodingExists = function encodingExists (enc) { - try { - module.exports.getCodec(enc) - return true - } catch (e) { - return false - } -} - -// Legacy aliases to convert functions -module.exports.toEncoding = module.exports.encode -module.exports.fromEncoding = module.exports.decode - -// Search for a codec in iconv.encodings. Cache codec data in iconv._codecDataCache. -module.exports._codecDataCache = { __proto__: null } - -module.exports.getCodec = function getCodec (encoding) { - if (!module.exports.encodings) { - var raw = require("../encodings") - // TODO: In future versions when old nodejs support is removed can use object.assign - module.exports.encodings = { __proto__: null } // Initialize as empty object. - mergeModules(module.exports.encodings, raw) - } - - // Canonicalize encoding name: strip all non-alphanumeric chars and appended year. - var enc = module.exports._canonicalizeEncoding(encoding) - - // Traverse iconv.encodings to find actual codec. - var codecOptions = {} - while (true) { - var codec = module.exports._codecDataCache[enc] - - if (codec) { return codec } - - var codecDef = module.exports.encodings[enc] - - switch (typeof codecDef) { - case "string": // Direct alias to other encoding. - enc = codecDef - break - - case "object": // Alias with options. Can be layered. - for (var key in codecDef) { codecOptions[key] = codecDef[key] } - - if (!codecOptions.encodingName) { codecOptions.encodingName = enc } - - enc = codecDef.type - break - - case "function": // Codec itself. - if (!codecOptions.encodingName) { codecOptions.encodingName = enc } - - // The codec function must load all tables and return object with .encoder and .decoder methods. - // It'll be called only once (for each different options object). - // - codec = new codecDef(codecOptions, module.exports) - - module.exports._codecDataCache[codecOptions.encodingName] = codec // Save it to be reused later. - return codec - - default: - throw new Error("Encoding not recognized: '" + encoding + "' (searched as: '" + enc + "')") - } - } -} - -module.exports._canonicalizeEncoding = function (encoding) { - // Canonicalize encoding name: strip all non-alphanumeric chars and appended year. - return ("" + encoding).toLowerCase().replace(/:\d{4}$|[^0-9a-z]/g, "") -} - -module.exports.getEncoder = function getEncoder (encoding, options) { - var codec = module.exports.getCodec(encoding) - var encoder = new codec.encoder(options, codec) - - if (codec.bomAware && options && options.addBOM) { encoder = new bomHandling.PrependBOM(encoder, options) } - - return encoder -} - -module.exports.getDecoder = function getDecoder (encoding, options) { - var codec = module.exports.getCodec(encoding) - var decoder = new codec.decoder(options, codec) - - if (codec.bomAware && !(options && options.stripBOM === false)) { decoder = new bomHandling.StripBOM(decoder, options) } - - return decoder -} - -// Streaming API -// NOTE: Streaming API naturally depends on 'stream' module from Node.js. Unfortunately in browser environments this module can add -// up to 100Kb to the output bundle. To avoid unnecessary code bloat, we don't enable Streaming API in browser by default. -// If you would like to enable it explicitly, please add the following code to your app: -// > iconv.enableStreamingAPI(require('stream')); -module.exports.enableStreamingAPI = function enableStreamingAPI (streamModule) { - if (module.exports.supportsStreams) { return } - - // Dependency-inject stream module to create IconvLite stream classes. - var streams = require("./streams")(streamModule) - - // Not public API yet, but expose the stream classes. - module.exports.IconvLiteEncoderStream = streams.IconvLiteEncoderStream - module.exports.IconvLiteDecoderStream = streams.IconvLiteDecoderStream - - // Streaming API. - module.exports.encodeStream = function encodeStream (encoding, options) { - return new module.exports.IconvLiteEncoderStream(module.exports.getEncoder(encoding, options), options) - } - - module.exports.decodeStream = function decodeStream (encoding, options) { - return new module.exports.IconvLiteDecoderStream(module.exports.getDecoder(encoding, options), options) - } - - module.exports.supportsStreams = true -} - -// Enable Streaming API automatically if 'stream' module is available and non-empty (the majority of environments). -var streamModule -try { - streamModule = require("stream") -} catch (e) {} - -if (streamModule && streamModule.Transform) { - module.exports.enableStreamingAPI(streamModule) -} else { - // In rare cases where 'stream' module is not available by default, throw a helpful exception. - module.exports.encodeStream = module.exports.decodeStream = function () { - throw new Error("iconv-lite Streaming API is not enabled. Use iconv.enableStreamingAPI(require('stream')); to enable it.") - } -} - -// Some environments, such as browsers, may not load JavaScript files as UTF-8 -// eslint-disable-next-line no-constant-condition -if ("Ā" !== "\u0100") { - console.error("iconv-lite warning: js files use non-utf8 encoding. See https://github.com/ashtuchkin/iconv-lite/wiki/Javascript-source-file-encodings for more info.") -} |