add source_type param to stripe.transfers.create (#38896)

types/stripe/index.d.ts

@@ -7424,6 +7424,12 @@ declare namespace Stripe {
              */
             source_transaction?: string;
 
+            /**
+             * The source balance to use for this transfer. One of bank_account
+             * or card. For most users, this will default to card.
+             */
+            source_type?: SourceTypes;
+
             /**
              * A string that identifies this transaction as part of a group.
              * See the Connect documentation for details.

types/stripe/stripe-tests.ts

@@ -995,6 +995,19 @@ stripe.customers.listTaxIds('cus_FhdWgak8aeNfht', (err, taxIds) => {
 //#region Transfers tests
 // ##################################################################################
 
+stripe.transfers.create(
+    { amount: 100, currency: 'USD', destination: 'acct_17wV8KBoqMA9o2xk', source_type: 'bank_account' },
+    (err, reversal) => {
+        // asynchronously called
+    },
+);
+
+stripe.transfers
+    .create({ amount: 100, currency: 'USD', destination: 'acct_17wV8KBoqMA9o2xk', source_type: 'bank_account' })
+    .then(reversal => {
+        // asynchronously called
+    });
+
 //#endregion
 
 //#region Transfers Reversals tests