Function createDataFile

src/piper.js:3047–3068

(parent, name, data, canRead, canWrite, canOwn)

				return FS.create(path, mode);
			},
			createDataFile(parent, name, data, canRead, canWrite, canOwn) {
				var path = name;
				if (parent) {
					parent = typeof parent == 'string' ? parent : FS.getPath(parent);
					path = name ? PATH.join2(parent, name) : parent;
				}
				var mode = FS_getMode(canRead, canWrite);
				var node = FS.create(path, mode);
				if (data) {
					if (typeof data == 'string') {
						var arr = new Array(data.length);
						for (var i = 0, len = data.length; i < len; ++i) arr[i] = data.charCodeAt(i);
						data = arr;
					}
					FS.chmod(node, mode | 146);
					var stream = FS.open(node, 577);
					FS.write(stream, data, 0, data.length, 0, canOwn);
					FS.close(stream);
					FS.chmod(node, mode);
				}
				return node;
			},
			createDevice(parent, name, input, output) {
				var path = PATH.join2(typeof parent == 'string' ? parent : FS.getPath(parent), name);
				var mode = FS_getMode(!!input, !!output);