/** @module util */
/**
* Makes a deep copy of the value passed in.
* @param {*} obj
* @return {*}
*/
export function clone(obj) {
// If it's just a value, return it.
if ( typeof obj !== 'object' || obj === null ) return obj
// If it's an array, copy its values.
if ( Array.isArray(obj) ) return obj.map(x => clone(x))
// If it's an object, copy its properties.
const copy = {}
for ( const prop in obj ) {
copy[prop] = clone(obj[prop])
}
return copy
}
/**
* Generate an absolute URL to a file w/in the project directory.
* @param {string} path
* @return {string}
*/
export function appUrl(path) {
if ( path.startsWith('/') ) path = path.slice(1)
return `${APP_BASE_PATH}${path}`
}
/**
* Generates a UUIDv4. Taken from: https://stackoverflow.com/questions/105034/how-to-create-a-guid-uuid
* @return {string}
*/
export function uuid_v4() {
return ([1e7]+-1e3+-4e3+-8e3+-1e11).replace(/[018]/g, c =>
(c ^ crypto.getRandomValues(new Uint8Array(1))[0] & 15 >> c / 4).toString(16)
);
}