vail/static/duration.mjs

21 lines
456 B
JavaScript

/**
* A time duration.
*
* JavaScript uses milliseconds in most (but not all) places.
* I've found it helpful to be able to multiply by a unit, so it's clear what's going on.
*
* @typedef {number} Duration
*/
/** @type {Duration} */
export const Millisecond = 1
/** @type {Duration} */
export const Second = 1000 * Millisecond
/** @type {Duration} */
export const Minute = 60 * Second
/** @type {Duration} */
export const Hour = 60 * Minute