@ton/core/src/boc/cell/exoticLibrary.ts

Core TypeScript library that implements low level primitives for TON blockchain.

/**
 * 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.
 */

import { BitReader } from "../BitReader";
import { BitString } from "../BitString";
import { Cell } from "../Cell";

export function exoticLibrary(bits: BitString, refs: Cell[]) {
    const reader = new BitReader(bits);

    // type + hash
    const size = 8 + 256;

    if (bits.length !== size) {
        throw new Error(`Library cell must have exactly (8 + 256) bits, got "${bits.length}"`);
    }

    // Check type
    let type = reader.loadUint(8);
    if (type !== 2) {
        throw new Error(`Library cell must have type 2, got "${type}"`);
    }

    return {};
}