@okxweb3/coin-bitcoin/dist/bitcoinjs-lib/bip174/converter/shared/tapInternalKey.js

@okxweb3/coin-bitcoin is a Bitcoin SDK for building Web3 wallets and applications. It supports BTC, BSV, DOGE, LTC, and TBTC, enabling private key management, transaction signing, address generation, and inscriptions like BRC-20, Runes, CAT, and Atomicals

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.makeConverter = void 0;
function makeConverter(TYPE_BYTE) {
    function decode(keyVal) {
        if (keyVal.key[0] !== TYPE_BYTE || keyVal.key.length !== 1) {
            throw new Error('Decode Error: could not decode tapInternalKey with key 0x' +
                keyVal.key.toString('hex'));
        }
        if (keyVal.value.length !== 32) {
            throw new Error('Decode Error: tapInternalKey not a 32-byte x-only pubkey');
        }
        return keyVal.value;
    }
    function encode(value) {
        const key = Buffer.from([TYPE_BYTE]);
        return { key, value };
    }
    const expected = 'Buffer';
    function check(data) {
        return Buffer.isBuffer(data) && data.length === 32;
    }
    function canAdd(currentData, newData) {
        return (!!currentData && !!newData && currentData.tapInternalKey === undefined);
    }
    return {
        decode,
        encode,
        check,
        expected,
        canAdd,
    };
}
exports.makeConverter = makeConverter;
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