@imikailoby/sats/dist/crypto/signer.js

Tiny non-custodial Bitcoin SDK (TS) — keys, addresses, PSBT, provider chain

import { toBuffer } from "../utils/bytes";
/**
 * Adapt ECPairInterface to bitcoinjs-lib Signer.
 */
export function ecPairToSigner(pair) {
    return {
        publicKey: toBuffer(pair.publicKey),
        sign(hash) {
            const sig = pair.sign(hash);
            return toBuffer(sig);
        },
    };
}