utils.js

/*
 * KeyMan - A gnome shell extension to access the keyring in a convenient way
 * (c) 2014 David Poetzsch-Heffter <keyman@poehe.de>
 * This file is distributed under the same licence as the KeyMan package.
 * See file LICENSE for details.
 */

const ByteArray = imports.byteArray;
const GLib = imports.gi.GLib;

function assert(condition) {
  if (!condition) {
    // remove this in production code
    throw "Assertion failed: " + condition;
  }
}

function fileExists(path) {
  return GLib.file_test(path, GLib.FileTest.EXISTS);
}
function mkdirP(path) {
  // 493 == rwxr-xr-x
  GLib.mkdir_with_parents(path, 493);
}
function writeToFile(path, content) {
  GLib.file_set_contents(path, content);
}
function readFromFile(path) {
  return ByteArray.toString(GLib.file_get_contents(path)[1]);
}
function joinPaths(paths) {
  return paths.join("/");
}