@xswap-link/sdk/src/utils/strings.ts

JavaScript SDK for XSwap platform

import { PublicKey } from "@solana/web3.js";

export const shortAddress = (address: string): string => {
  return `${address?.substring(0, 5)}...${address?.substring(
    address.length - 5,
    address.length,
  )}`;
};

export const isETHAddressValid = (address: string): boolean => {
  return /^0x[a-fA-F0-9]{40}$/.test(address);
};

/**
 * Checks if a Solana address is on the Ed25519 curve (has a private key)
 * If true: standard wallet address
 * If false: program-derived address (PDA)
 */
export const isSolanaAddressValid = (address: string): boolean => {
  try {
    const publicKey = new PublicKey(address);
    return PublicKey.isOnCurve(publicKey);
  } catch (error) {
    return false;
  }
};