chore: migrate to typescript

web3.js/src/util/send-and-confirm-transaction.ts

@@ -0,0 +1,49 @@
+import {Connection} from '../connection';
+import {Transaction} from '../transaction';
+import type {Account} from '../account';
+import type {ConfirmOptions} from '../connection';
+import type {TransactionSignature} from '../transaction';
+
+/**
+ * Sign, send and confirm a transaction.
+ *
+ * If `commitment` option is not specified, defaults to 'max' commitment.
+ *
+ * @param {Connection} connection
+ * @param {Transaction} transaction
+ * @param {Array<Account>} signers
+ * @param {ConfirmOptions} [options]
+ * @returns {Promise<TransactionSignature>}
+ */
+export async function sendAndConfirmTransaction(
+  connection: Connection,
+  transaction: Transaction,
+  signers: Array<Account>,
+  options?: ConfirmOptions,
+): Promise<TransactionSignature> {
+  const sendOptions = options && {
+    skipPreflight: options.skipPreflight,
+    preflightCommitment: options.preflightCommitment || options.commitment,
+  };
+
+  const signature = await connection.sendTransaction(
+    transaction,
+    signers,
+    sendOptions,
+  );
+
+  const status = (
+    await connection.confirmTransaction(
+      signature,
+      options && options.commitment,
+    )
+  ).value;
+
+  if (status.err) {
+    throw new Error(
+      `Transaction ${signature} failed (${JSON.stringify(status)})`,
+    );
+  }
+
+  return signature;
+}