18 lines
524 B
TypeScript
18 lines
524 B
TypeScript
|
// Copyright: Ankitects Pty Ltd and contributors
|
||
|
|
// License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
|
||
|
|
|
||
|
|
/**
|
||
|
|
* TODO replace with crypto.randomUUID
|
||
|
|
*/
|
||
|
|
export function randomUUID(): string {
|
||
|
|
const value = `${1e7}-${1e3}-${4e3}-${8e3}-${1e11}`;
|
||
|
|
|
||
|
|
return value.replace(/[018]/g, (character: string): string =>
|
||
|
|
(
|
||
|
|
Number(character) ^
|
||
|
|
(crypto.getRandomValues(new Uint8Array(1))[0] &
|
||
|
|
(15 >> (Number(character) / 4)))
|
||
|
|
).toString(16),
|
||
|
|
);
|
||
|
|
}
|