atomicals-js
Version:
Atomicals JavaScript SDK and CLI
56 lines (55 loc) • 2.18 kB
JavaScript
;
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.witnessStackToScriptWitness = void 0;
//import varuint from "varuint-bitcoin";
const varuint = __importStar(require("varuint-bitcoin"));
/**
* Helper function that produces a serialized witness script
* https://github.com/bitcoinjs/bitcoinjs-lib/blob/master/test/integration/csv.spec.ts#L477
*/
function witnessStackToScriptWitness(witness) {
let buffer = Buffer.allocUnsafe(0);
function writeSlice(slice) {
buffer = Buffer.concat([buffer, Buffer.from(slice)]);
}
function writeVarInt(i) {
const currentLen = buffer.length;
const varintLen = varuint.encodingLength(i);
buffer = Buffer.concat([buffer, Buffer.allocUnsafe(varintLen)]);
varuint.encode(i, buffer, currentLen);
}
function writeVarSlice(slice) {
writeVarInt(slice.length);
writeSlice(slice);
}
function writeVector(vector) {
writeVarInt(vector.length);
vector.forEach(writeVarSlice);
}
writeVector(witness);
return buffer;
}
exports.witnessStackToScriptWitness = witnessStackToScriptWitness;