@authduo/authduo
Version:
Free User-sovereign Authentication for the World
18 lines • 551 B
JavaScript
export const maxNameLength = 24;
export function validName(name) {
if (name !== name.trim())
return false;
const spaceless = name.replaceAll(" ", "");
return [
typeof name === "string",
name.length >= 1,
name.length <= maxNameLength,
// no consecutive spaces
!/[ ]{2,}/u.test(name),
// no whitespace except ordinary spaces
!/\s/.test(spaceless),
// no control chars
!/\p{Z}\p{C}/u.test(spaceless),
].every(v => v);
}
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