28 lines
1.0 KiB
TypeScript
28 lines
1.0 KiB
TypeScript
// Taken from python's string module
|
|
export const ascii_lowercase = "abcdefghijklmnopqrstuvwxyz";
|
|
export const ascii_uppercase = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
|
|
export const ascii_letters = ascii_lowercase + ascii_uppercase;
|
|
export const digits = "0123456789";
|
|
export const hexdigits = digits + "abcdef" + "ABCDEF";
|
|
export const octdigits = "01234567";
|
|
export const punctuation = "!\"#$%&'()*+,-./:;<=>?@[\\]^_`{|}~";
|
|
|
|
export function randomString(len: number, charset: string): string {
|
|
const chars = [];
|
|
const array = new Uint8Array(len);
|
|
globalThis.crypto.getRandomValues(array);
|
|
for (let index = 0; index < len; index++) {
|
|
chars.push(charset[Math.floor(charset.length * (array[index] / Math.pow(2, 8)))]);
|
|
}
|
|
return chars.join("");
|
|
}
|
|
|
|
export function randomId() {
|
|
let dt = new Date().getTime();
|
|
return "xxxxxxxx".replace(/x/g, (c) => {
|
|
const r = (dt + Math.random() * 16) % 16 | 0;
|
|
dt = Math.floor(dt / 16);
|
|
return (c === "x" ? r : (r & 0x3) | 0x8).toString(16);
|
|
});
|
|
}
|