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Текущая директория: /opt/BitGoJS/modules/utxo-bin/dist/src
Просмотр файла: hollowSegwitSpend.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.parseHollowSegwitSpend = parseHollowSegwitSpend;
exports.getHollowSpendMessage = getHollowSpendMessage;
const utxolib = require("@bitgo/utxo-lib");
/**
 * @return HollowSegwitSpend if spend is a
 */
function parseHollowSegwitSpend(input, network) {
    if (utxolib.getMainnet(network) !== utxolib.networks.bitcoincash &&
        utxolib.getMainnet(network) !== utxolib.networks.bitcoinsv) {
        // this can only happen on the BCH/BSV forks
        return;
    }
    const type = utxolib.classify.input(input.script, true);
    if (type !== 'scripthash') {
        // this can only happen for p2sh spends
        return;
    }
    const bufs = utxolib.script.decompile(input.script);
    if (!bufs || bufs.length !== 1) {
        return;
    }
    const buf = bufs[0];
    if (typeof buf === 'number') {
        return;
    }
    const [a, b] = buf;
    if (a === 0x00 && b === 0x14 && buf.length === 22) {
        return { scriptType: 'p2shP2wpkhHollow' };
    }
    if (a === 0x00 && b === 0x20 && buf.length === 34) {
        return { scriptType: 'p2shP2wshHollow' };
    }
}
function getHollowSpendMessage() {
    return `This output was likely claimed by a miner. See https://bitcoin.stackexchange.com/a/115850/137601 for details.`;
}
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