loopback-component-storage/lib/providers/filesystem/file.js

var base = require('pkgcloud').storage;
var util = require('util');

var File = exports.File = function File(client, details) {
    base.File.call(this, client, details);
};

util.inherits(File, base.File);

File.prototype._setProperties = function(details) {
    for(var k in details) {
        if(typeof details[k] !== 'function') {
            this[k] = details[k];
        }
    }
}