@ton/core
Version:
Core TypeScript library that implements low level primitives for TON blockchain.
74 lines (73 loc) • 2.46 kB
JavaScript
;
/**
* Copyright (c) Whales Corp.
* All Rights Reserved.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.deserializeInternalKey = exports.serializeInternalKey = void 0;
const Address_1 = require("../../address/Address");
const BitString_1 = require("../../boc/BitString");
const paddedBits_1 = require("../../boc/utils/paddedBits");
function serializeInternalKey(value) {
if (typeof value === 'number') {
if (!Number.isSafeInteger(value)) {
throw Error('Invalid key type: not a safe integer: ' + value);
}
return 'n:' + value.toString(10);
}
else if (typeof value === 'bigint') {
return 'b:' + value.toString(10);
}
else if (Address_1.Address.isAddress(value)) {
return 'a:' + value.toString();
}
else if (Buffer.isBuffer(value)) {
return 'f:' + value.toString('hex');
}
else if (BitString_1.BitString.isBitString(value)) {
return 'B:' + value.toString();
}
else {
throw Error('Invalid key type');
}
}
exports.serializeInternalKey = serializeInternalKey;
function deserializeInternalKey(value) {
let k = value.slice(0, 2);
let v = value.slice(2);
if (k === 'n:') {
return parseInt(v, 10);
}
else if (k === 'b:') {
return BigInt(v);
}
else if (k === 'a:') {
return Address_1.Address.parse(v);
}
else if (k === 'f:') {
return Buffer.from(v, 'hex');
}
else if (k === 'B:') {
const lastDash = v.slice(-1) == "_";
const isPadded = lastDash || v.length % 2 != 0;
if (isPadded) {
let charLen = lastDash ? v.length - 1 : v.length;
const padded = v.substr(0, charLen) + "0"; //Padding
if ((!lastDash) && ((charLen & 1) !== 0)) {
// Four bit nibmle without padding
return new BitString_1.BitString(Buffer.from(padded, 'hex'), 0, charLen << 2);
}
else {
return (0, paddedBits_1.paddedBufferToBits)(Buffer.from(padded, 'hex'));
}
}
else {
return new BitString_1.BitString(Buffer.from(v, 'hex'), 0, v.length << 2);
}
}
throw Error('Invalid key type: ' + k);
}
exports.deserializeInternalKey = deserializeInternalKey;