Namehash.js

import {keccak} from '@adraffy/keccak';

function namehash(name) {
	let buf = new Uint8Array(64); 
	if (name.length > 0) {
		for (let label of name.split('.').reverse()) {
			buf.set(keccak().update(label).bytes, 32);
			buf.set(keccak().update(buf).bytes, 0);
		}
	}
	return buf.slice(0, 32);
}