@ecash/lib/dist/token/empp.js

Library for eCash transaction building

"use strict";
// Copyright (c) 2024 The Bitcoin developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
Object.defineProperty(exports, "__esModule", { value: true });
exports.emppScript = void 0;
const op_js_1 = require("../op.js");
const opcode_js_1 = require("../opcode.js");
const script_js_1 = require("../script.js");
/** Build an eMPP OP_RETURN script with the given pushdata */
function emppScript(pushdata) {
    if (pushdata.find(pushdata => pushdata.length == 0) !== undefined) {
        throw new Error('Pushdata cannot be empty');
    }
    return script_js_1.Script.fromOps([
        opcode_js_1.OP_RETURN,
        opcode_js_1.OP_RESERVED,
        ...pushdata.map(pushdataOpEmpp),
    ]);
}
exports.emppScript = emppScript;
function pushdataOpEmpp(pushdata) {
    if (pushdata.length < opcode_js_1.OP_PUSHDATA1) {
        return {
            opcode: pushdata.length,
            data: pushdata,
        };
    }
    return (0, op_js_1.pushBytesOp)(pushdata);
}
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