sistema creado v0.5.0
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2025-05-14 16:10:41 -06:00
parent b5e40cf4ac
commit 745168cf51
193 changed files with 7267 additions and 8789 deletions

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@@ -6,22 +6,15 @@
*--------------------------------------------------------------------------------------------*/
declare module 'iconv-lite' {
// Basic API
export function decode(buffer: Buffer, encoding: string, options?: Options): string;
export function encode(content: string, encoding: string, options?: Options): Buffer;
export function encodingExists(encoding: string): boolean;
// Stream API
export function decodeStream(encoding: string, options?: Options): NodeJS.ReadWriteStream;
export function encodeStream(encoding: string, options?: Options): NodeJS.ReadWriteStream;
// Low-level stream APIs
export function getEncoder(encoding: string, options?: Options): EncoderStream;
export function getDecoder(encoding: string, options?: Options): DecoderStream;
}
export interface Options {
@@ -29,13 +22,3 @@ export interface Options {
addBOM?: boolean;
defaultEncoding?: string;
}
export interface EncoderStream {
write(str: string): Buffer;
end(): Buffer | undefined;
}
export interface DecoderStream {
write(buf: Buffer): string;
end(): string | undefined;
}

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@@ -1,5 +1,7 @@
"use strict";
// Some environments don't have global Buffer (e.g. React Native).
// Solution would be installing npm modules "buffer" and "stream" explicitly.
var Buffer = require("safer-buffer").Buffer;
var bomHandling = require("./bom-handling"),
@@ -131,50 +133,21 @@ iconv.getDecoder = function getDecoder(encoding, 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'));
iconv.enableStreamingAPI = function enableStreamingAPI(stream_module) {
if (iconv.supportsStreams)
return;
// Dependency-inject stream module to create IconvLite stream classes.
var streams = require("./streams")(stream_module);
// Load extensions in Node. All of them are omitted in Browserify build via 'browser' field in package.json.
var nodeVer = typeof process !== 'undefined' && process.versions && process.versions.node;
if (nodeVer) {
// Not public API yet, but expose the stream classes.
iconv.IconvLiteEncoderStream = streams.IconvLiteEncoderStream;
iconv.IconvLiteDecoderStream = streams.IconvLiteDecoderStream;
// Streaming API.
iconv.encodeStream = function encodeStream(encoding, options) {
return new iconv.IconvLiteEncoderStream(iconv.getEncoder(encoding, options), options);
// Load streaming support in Node v0.10+
var nodeVerArr = nodeVer.split(".").map(Number);
if (nodeVerArr[0] > 0 || nodeVerArr[1] >= 10) {
require("./streams")(iconv);
}
iconv.decodeStream = function decodeStream(encoding, options) {
return new iconv.IconvLiteDecoderStream(iconv.getDecoder(encoding, options), options);
}
iconv.supportsStreams = true;
}
// Enable Streaming API automatically if 'stream' module is available and non-empty (the majority of environments).
var stream_module;
try {
stream_module = require("stream");
} catch (e) {}
if (stream_module && stream_module.Transform) {
iconv.enableStreamingAPI(stream_module);
} else {
// In rare cases where 'stream' module is not available by default, throw a helpful exception.
iconv.encodeStream = iconv.decodeStream = function() {
throw new Error("iconv-lite Streaming API is not enabled. Use iconv.enableStreamingAPI(require('stream')); to enable it.");
};
// Load Node primitive extensions.
require("./extend-node")(iconv);
}
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.");
console.error("iconv-lite warning: javascript files use encoding different from utf-8. See https://github.com/ashtuchkin/iconv-lite/wiki/Javascript-source-file-encodings for more info.");
}

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@@ -1,109 +1,121 @@
"use strict";
var Buffer = require("safer-buffer").Buffer;
var Buffer = require("buffer").Buffer,
Transform = require("stream").Transform;
// NOTE: Due to 'stream' module being pretty large (~100Kb, significant in browser environments),
// we opt to dependency-inject it instead of creating a hard dependency.
module.exports = function(stream_module) {
var Transform = stream_module.Transform;
// == Encoder stream =======================================================
function IconvLiteEncoderStream(conv, options) {
this.conv = conv;
options = options || {};
options.decodeStrings = false; // We accept only strings, so we don't need to decode them.
Transform.call(this, options);
// == Exports ==================================================================
module.exports = function(iconv) {
// Additional Public API.
iconv.encodeStream = function encodeStream(encoding, options) {
return new IconvLiteEncoderStream(iconv.getEncoder(encoding, options), options);
}
IconvLiteEncoderStream.prototype = Object.create(Transform.prototype, {
constructor: { value: IconvLiteEncoderStream }
});
IconvLiteEncoderStream.prototype._transform = function(chunk, encoding, done) {
if (typeof chunk != 'string')
return done(new Error("Iconv encoding stream needs strings as its input."));
try {
var res = this.conv.write(chunk);
if (res && res.length) this.push(res);
done();
}
catch (e) {
done(e);
}
iconv.decodeStream = function decodeStream(encoding, options) {
return new IconvLiteDecoderStream(iconv.getDecoder(encoding, options), options);
}
IconvLiteEncoderStream.prototype._flush = function(done) {
try {
var res = this.conv.end();
if (res && res.length) this.push(res);
done();
}
catch (e) {
done(e);
}
}
IconvLiteEncoderStream.prototype.collect = function(cb) {
var chunks = [];
this.on('error', cb);
this.on('data', function(chunk) { chunks.push(chunk); });
this.on('end', function() {
cb(null, Buffer.concat(chunks));
});
return this;
}
iconv.supportsStreams = true;
// == Decoder stream =======================================================
function IconvLiteDecoderStream(conv, options) {
this.conv = conv;
options = options || {};
options.encoding = this.encoding = 'utf8'; // We output strings.
Transform.call(this, options);
}
IconvLiteDecoderStream.prototype = Object.create(Transform.prototype, {
constructor: { value: IconvLiteDecoderStream }
});
IconvLiteDecoderStream.prototype._transform = function(chunk, encoding, done) {
if (!Buffer.isBuffer(chunk) && !(chunk instanceof Uint8Array))
return done(new Error("Iconv decoding stream needs buffers as its input."));
try {
var res = this.conv.write(chunk);
if (res && res.length) this.push(res, this.encoding);
done();
}
catch (e) {
done(e);
}
}
IconvLiteDecoderStream.prototype._flush = function(done) {
try {
var res = this.conv.end();
if (res && res.length) this.push(res, this.encoding);
done();
}
catch (e) {
done(e);
}
}
IconvLiteDecoderStream.prototype.collect = function(cb) {
var res = '';
this.on('error', cb);
this.on('data', function(chunk) { res += chunk; });
this.on('end', function() {
cb(null, res);
});
return this;
}
return {
IconvLiteEncoderStream: IconvLiteEncoderStream,
IconvLiteDecoderStream: IconvLiteDecoderStream,
};
// Not published yet.
iconv.IconvLiteEncoderStream = IconvLiteEncoderStream;
iconv.IconvLiteDecoderStream = IconvLiteDecoderStream;
iconv._collect = IconvLiteDecoderStream.prototype.collect;
};
// == Encoder stream =======================================================
function IconvLiteEncoderStream(conv, options) {
this.conv = conv;
options = options || {};
options.decodeStrings = false; // We accept only strings, so we don't need to decode them.
Transform.call(this, options);
}
IconvLiteEncoderStream.prototype = Object.create(Transform.prototype, {
constructor: { value: IconvLiteEncoderStream }
});
IconvLiteEncoderStream.prototype._transform = function(chunk, encoding, done) {
if (typeof chunk != 'string')
return done(new Error("Iconv encoding stream needs strings as its input."));
try {
var res = this.conv.write(chunk);
if (res && res.length) this.push(res);
done();
}
catch (e) {
done(e);
}
}
IconvLiteEncoderStream.prototype._flush = function(done) {
try {
var res = this.conv.end();
if (res && res.length) this.push(res);
done();
}
catch (e) {
done(e);
}
}
IconvLiteEncoderStream.prototype.collect = function(cb) {
var chunks = [];
this.on('error', cb);
this.on('data', function(chunk) { chunks.push(chunk); });
this.on('end', function() {
cb(null, Buffer.concat(chunks));
});
return this;
}
// == Decoder stream =======================================================
function IconvLiteDecoderStream(conv, options) {
this.conv = conv;
options = options || {};
options.encoding = this.encoding = 'utf8'; // We output strings.
Transform.call(this, options);
}
IconvLiteDecoderStream.prototype = Object.create(Transform.prototype, {
constructor: { value: IconvLiteDecoderStream }
});
IconvLiteDecoderStream.prototype._transform = function(chunk, encoding, done) {
if (!Buffer.isBuffer(chunk))
return done(new Error("Iconv decoding stream needs buffers as its input."));
try {
var res = this.conv.write(chunk);
if (res && res.length) this.push(res, this.encoding);
done();
}
catch (e) {
done(e);
}
}
IconvLiteDecoderStream.prototype._flush = function(done) {
try {
var res = this.conv.end();
if (res && res.length) this.push(res, this.encoding);
done();
}
catch (e) {
done(e);
}
}
IconvLiteDecoderStream.prototype.collect = function(cb) {
var res = '';
this.on('error', cb);
this.on('data', function(chunk) { res += chunk; });
this.on('end', function() {
cb(null, res);
});
return this;
}