ox/dist/zod/Bytes.js

Ethereum Standard Library

/* eslint-disable jsdoc-js/require-jsdoc, jsdoc-js/require-description, jsdoc-js/require-example */
import * as z_Hex from './Hex.js';
import * as z from 'zod/mini';
/** Byte array schema encoded as hex. */
export const Bytes = z.codec(bytesHex(), bytesRaw(), {
    decode: decodeHex,
    encode: encodeHex,
});
/** Returns a byte-sized byte array schema encoded as hex. */
export function sizedBytes(size) {
    return z.codec(z_Hex.sizedHex(size), bytesRaw(size), {
        decode: decodeHex,
        encode: encodeHex,
    });
}
/** 32-byte byte array schema encoded as hex. */
export const Bytes32 = sizedBytes(32);
function bytesRaw(size) {
    return z
        .custom((value) => value instanceof Uint8Array, 'expected bytes')
        .check(z.refine((value) => size === undefined || value.length === size, size === undefined ? 'expected bytes' : `expected ${size} bytes`));
}
function bytesHex() {
    return z_Hex.Hex.check(z.refine((value) => value.length % 2 === 0, 'expected even-length bytes hex'));
}
function decodeHex(value) {
    const bytes = new Uint8Array((value.length - 2) / 2);
    for (let index = 0; index < bytes.length; index++)
        bytes[index] = Number.parseInt(value.slice(2 + index * 2, 4 + index * 2), 16);
    return bytes;
}
function encodeHex(value) {
    let hex = '0x';
    for (const byte of value)
        hex += byte.toString(16).padStart(2, '0');
    return hex;
}
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