schnee effeckt und fehler Korektur

node_modules/decompress-targz/index.js

@@ -1,63 +1,26 @@
 'use strict';
+const zlib = require('zlib');
+const decompressTar = require('decompress-tar');
+const fileType = require('file-type');
+const isStream = require('is-stream');
 
-var File = require('vinyl');
-var fs = require('fs');
-var isGzip = require('is-gzip');
-var objectAssign = require('object-assign');
-var stripDirs = require('strip-dirs');
-var tar = require('tar-stream');
-var through = require('through2');
-var zlib = require('zlib');
+module.exports = () => input => {
+	if (!Buffer.isBuffer(input) && !isStream(input)) {
+		return Promise.reject(new TypeError(`Expected a Buffer or Stream, got ${typeof input}`));
+	}
 
-module.exports = function (opts) {
-	opts = opts || {};
-	opts.strip = +opts.strip || 0;
+	if (Buffer.isBuffer(input) && (!fileType(input) || fileType(input).ext !== 'gz')) {
+		return Promise.resolve([]);
+	}
 
-	return through.obj(function (file, enc, cb) {
-		var self = this;
-		var extract = tar.extract();
-		var unzip = zlib.Unzip();
+	const unzip = zlib.createGunzip();
+	const result = decompressTar()(unzip);
 
-		if (file.isNull()) {
-			cb(null, file);
-			return;
-		}
+	if (Buffer.isBuffer(input)) {
+		unzip.end(input);
+	} else {
+		input.pipe(unzip);
+	}
 
-		if (file.isStream()) {
-			cb(new Error('Streaming is not supported'));
-			return;
-		}
-
-		if (!file.extract || !isGzip(file.contents)) {
-			cb(null, file);
-			return;
-		}
-
-		extract.on('entry', function (header, stream, done) {
-			var chunk = [];
-			var len = 0;
-
-			stream.on('data', function (data) {
-				chunk.push(data);
-				len += data.length;
-			});
-
-			stream.on('end', function () {
-				if (header.type !== 'directory') {
-					self.push(new File({
-						contents: Buffer.concat(chunk, len),
-						path: stripDirs(header.name, opts.strip),
-						stat: objectAssign(new fs.Stats(), header)
-					}));
-				}
-
-				done();
-			});
-		});
-
-		extract.on('finish', cb);
-		extract.on('error', cb);
-		unzip.end(file.contents);
-		unzip.pipe(extract);
-	});
+	return result;
 };