@fordefi-public/crypto-address-validator-ts/dist/validators/siacoin_validator.js

Crypto address validator for Bitcoin and other Altcoins, forked to be used with typescript

import { blake2b } from '../crypto/utils';
var isEqual = require('lodash.isequal');
function hexToBytes(hex) {
    let bytes = [];
    for (var c = 0; c < hex.length; c += 2) {
        bytes.push(parseInt(hex.substr(c, 2), 16));
    }
    return bytes;
}
export function isValidAddress(address) {
    if (address.length !== 76) {
        // Check if it has the basic requirements of an address
        return false;
    }
    // Otherwise check each case
    return verifyChecksum(address);
}
export function verifyChecksum(address) {
    const checksumBytes = address.slice(0, 32 * 2);
    const check = address.slice(32 * 2, 38 * 2);
    const blakeHash = blake2b(checksumBytes, 32).slice(0, 6 * 2);
    return !!isEqual(blakeHash, check);
}
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