@okxweb3/coin-bitcoin/dist/bitcoinjs-lib/payments/embed.js

@ok/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";
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    var desc = Object.getOwnPropertyDescriptor(m, k);
    if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
      desc = { enumerable: true, get: function() { return m[k]; } };
    }
    Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
    Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
    o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
    if (mod && mod.__esModule) return mod;
    var result = {};
    if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
    __setModuleDefault(result, mod);
    return result;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.p2data = void 0;
const networks_1 = require("../networks");
const bscript = __importStar(require("../script"));
const types_1 = require("../types");
const lazy = __importStar(require("./lazy"));
const OPS = bscript.OPS;
function stacksEqual(a, b) {
    if (a.length !== b.length)
        return false;
    return a.every((x, i) => {
        return x.equals(b[i]);
    });
}
function p2data(a, opts) {
    if (!a.data && !a.output)
        throw new TypeError('Not enough data');
    opts = Object.assign({ validate: true }, opts || {});
    (0, types_1.typeforce)({
        network: types_1.typeforce.maybe(types_1.typeforce.Object),
        output: types_1.typeforce.maybe(types_1.typeforce.Buffer),
        data: types_1.typeforce.maybe(types_1.typeforce.arrayOf(types_1.typeforce.Buffer)),
    }, a);
    const network = a.network || networks_1.bitcoin;
    const o = { name: 'embed', network };
    lazy.prop(o, 'output', () => {
        if (!a.data)
            return;
        return bscript.compile([OPS.OP_RETURN].concat(a.data));
    });
    lazy.prop(o, 'data', () => {
        if (!a.output)
            return;
        return bscript.decompile(a.output).slice(1);
    });
    if (opts.validate) {
        if (a.output) {
            const chunks = bscript.decompile(a.output);
            if (chunks[0] !== OPS.OP_RETURN)
                throw new TypeError('Output is invalid');
            if (!chunks.slice(1).every(types_1.typeforce.Buffer))
                throw new TypeError('Output is invalid');
            if (a.data && !stacksEqual(a.data, o.data))
                throw new TypeError('Data mismatch');
        }
    }
    return Object.assign(o, a);
}
exports.p2data = p2data;
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