buildAccess

gistfile1.txt

	function buildAccess ( storage, convertKey, convertValue ) {

		return function access ( key, value ) {

			if (typeof key === "object") {
				for (var k in key) {
					access( k, key[k] );
				}
				return storage;
			}

			if (convertKey) {
				key = convertKey( key );
			}
			if (value === undefined) {
				if (arguments.length === 1) {
					return storage[key];

				} else {
					//allow access(key, undefined)
					//to delete the key from storage
					delete storage[key];
				}
			} else {
				if (convertValue) {
					value = convertValue( value );
				}
				return (storage[key] = value);
			}
		};
	}