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var StorageDriver = function ( conf ) {

this.conf = exports.extend({

name: '',

storage: exports.localStorage

}, conf || {});

if (

typeof conf.storage.getItem !== 'function' ||

typeof conf.storage.removeItem !== 'function' ||

typeof conf.storage.setItem !== 'function'

) {

throw 'Given Storage doesn\'t have methods `getItem`, `setItem` and `removeItem`.';

}

};

StorageDriver.prototype.setItem = function ( key, value ) {

return this.conf.storage.setItem(this.conf.name + ':' + key, JSON.stringify(value));

};

StorageDriver.prototype.getItem = function ( key ) {

return JSON.parse(this.conf.storage.getItem(this.conf.name + ':' + key));

};

StorageDriver.prototype.removeItem = function ( key ) {

return this.conf.storage.removeItem(this.conf.name + ':' + key);

};

if (exports.Database) {

exports.Database.drivers.StorageDriver = StorageDriver;

}