wormhole_sdk_init_token_bridge_transfer_fee_typescript.ts

1import { 
2  Wormhole, 
3  Chain, 
4  Network, 
5  TokenTransfer, 
6  WormholeContext 
7} from "@wormhole-foundation/sdk";
8import { EvmPlatform } from "@wormhole-foundation/sdk/evm";
9import { SolanaPlatform } from "@wormhole-foundation/sdk/solana";
10
11async function main() {
12  // 1. Initialize the Wormhole context for Testnet
13  const wh = new Wormhole("Testnet", [EvmPlatform, SolanaPlatform]);
14
15  // 2. Define the source and destination chains
16  const sendChain = wh.getChain("Ethereum");
17  const rcvChain = wh.getChain("Solana");
18
19  console.log(`Connecting to ${sendChain.chain} and ${rcvChain.chain}...`);
20
21  // 3. Example: Get a Token Bridge client
22  const tb = await sendChain.getTokenBridge();
23  
24  // 4. Fetch the current fee for a transfer
25  const fee = await tb.getTransferFee("native");
26  
27  console.log(`Current transfer fee: ${fee.toString()}`);
28}
29
30main().catch((err) => {
31  console.error("Error executing Wormhole quickstart:", err);
32});