Autoreload features (code snippets)

autoreload.py

# code snippet from django.utils.autoreload (BSD license)
# https://github.com/django/django/blob/master/django/utils/autoreload.py

def code_changed():
    global _mtimes, _win
    for filename in gen_filenames():
        stat = os.stat(filename)
        mtime = stat.st_mtime
        if _win:
            mtime -= stat.st_ctime
        if filename not in _mtimes:
            _mtimes[filename] = mtime
            continue
        if mtime != _mtimes[filename]:
            _mtimes = {}
            try:
                del _error_files[_error_files.index(filename)]
            except ValueError:
                pass
            return I18N_MODIFIED if filename.endswith('.mo') else FILE_MODIFIED
    return False

gazesample.js

// trimmed down example from gaze documentation
// https://github.com/shama/gaze

var gaze = require('gaze');

// Watch all .js files/dirs in process.cwd()
gaze('**/*.js', function(err, watcher) {
  // Files have all started watching
  // watcher === this

  // Get all watched files
  this.watched(function(err, watched) {
    console.log(watched);
  });
  // On file deleted
  this.on('deleted', function(filepath) {
    console.log(filepath + ' was deleted');
  });
});

gruntsample.js

// example from the grunt-contrib-watch documentation.
// https://github.com/gruntjs/grunt-contrib-watch

grunt.initConfig({
  watch: {
    options: {
      livereload: true,
    },
    css: {
      files: ['public/scss/*.scss'],
      tasks: ['compass'],
    },
  },
});

gulpsample.js

// example from the gulp api documentation.
// https://github.com/gulpjs/gulp

var watcher = gulp.watch('js/**/*.js', ['uglify','reload']);
watcher.on('change', function(event) {
  console.log('File ' + event.path + ' was ' + event.type + ', running tasks...');
});