ripple-binary-codec/dist/types/uint-8.js

XRP Ledger binary codec

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.UInt8 = void 0;
const uint_1 = require("./uint");
const utils_1 = require("@xrplf/isomorphic/utils");
const utils_2 = require("../utils");
/**
 * Derived UInt class for serializing/deserializing 8 bit UInt
 */
class UInt8 extends uint_1.UInt {
    constructor(bytes) {
        super(bytes !== null && bytes !== void 0 ? bytes : UInt8.defaultUInt8.bytes);
    }
    static fromParser(parser) {
        return new UInt8(parser.read(UInt8.width));
    }
    /**
     * Construct a UInt8 object from a number
     *
     * @param val UInt8 object or number
     */
    static from(val) {
        if (val instanceof UInt8) {
            return val;
        }
        if (typeof val === 'number') {
            UInt8.checkUintRange(val, 0, 0xff);
            const buf = new Uint8Array(UInt8.width);
            (0, utils_2.writeUInt8)(buf, val, 0);
            return new UInt8(buf);
        }
        throw new Error('Cannot construct UInt8 from given value');
    }
    /**
     * get the value of a UInt8 object
     *
     * @returns the number represented by this.bytes
     */
    valueOf() {
        return parseInt((0, utils_1.bytesToHex)(this.bytes), 16);
    }
}
exports.UInt8 = UInt8;
UInt8.width = 8 / 8; // 1
UInt8.defaultUInt8 = new UInt8(new Uint8Array(UInt8.width));
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