var Decompress = require('decompress');
var decompressTargz = require('decompress-targz');

new Decompress()
	.src('foo.tar.gz')
	.dest('dest')
	.use(decompressTargz({strip: 1}))
	.run();

var decompressTargz = require('decompress-targz');
var gulp = require('gulp');
var vinylAssign = require('vinyl-assign');

gulp.task('default', function () {
	return gulp.src('foo.tar.gz')
		.pipe(vinylAssign({extract: true}))
		.pipe(decompressTargz({strip: 1}))
		.pipe(gulp.dest('dest'));
});