/**
 * Random id generator.
 *
 * Generates GUID-like string, does not follow RFC4122.
 */ export function uuid ( ) { function s4 ( ) { return Math . floor ( ( 1 + Math . random ( ) ) * 0x10000 ) . toString ( 16 ) . substring ( 1 ) ; } return s4 ( ) + s4 ( ) + '-' + s4 ( ) + '-' + s4 ( ) + '-' + s4 ( ) + '-' + s4 ( ) + s4 ( ) + s4 ( ) ; }