@okxweb3/coin-stellar/dist/lib/numbers/sc_int.js

@ok/coin-stellar is a Stellar SDK for building Web3 wallets and applications. It supports Stellar and PI blockchains, enabling private key management, address generation, transaction signing, trustline creation, and asset transfers

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.ScInt = void 0;
const xdr_large_int_1 = require("./xdr_large_int");
class ScInt extends xdr_large_int_1.XdrLargeInt {
    constructor(value, opts) {
        const signed = value < 0;
        let type = opts?.type ?? '';
        if (type.startsWith('u') && signed) {
            throw TypeError(`specified type ${opts.type} yet negative (${value})`);
        }
        if (type === '') {
            type = signed ? 'i' : 'u';
            const bitlen = nearestBigIntSize(value);
            switch (bitlen) {
                case 64:
                case 128:
                case 256:
                    type += bitlen.toString();
                    break;
                default:
                    throw RangeError(`expected 64/128/256 bits for input (${value}), got ${bitlen}`);
            }
        }
        super(type, value);
    }
}
exports.ScInt = ScInt;
function nearestBigIntSize(bigI) {
    const bitlen = bigI.toString(2).length;
    return [64, 128, 256].find((len) => bitlen <= len) ?? bitlen;
}
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