src/did/util.ts
import { arrbufs } from "../common/index.js"
export const BASE58_DID_PREFIX = "did:key:z"
/**
* Determines if an ArrayBuffer has a given indeterminate length-prefix.
*/
export const hasPrefix = (prefixedKey: ArrayBuffer, prefix: ArrayBuffer): boolean => {
return arrbufs.equal(prefix, prefixedKey.slice(0, prefix.byteLength))
}