feat: allow custom nonce

Author: janek26

__tests__/signer.test.ts

@@ -99,4 +99,21 @@ describe('deploy and test Wallet', () => {
 
     expect(number.toBN(res as string).toString()).toStrictEqual(number.toBN(990).toString());
   });
+  test('execute with custom nonce', async () => {
+    const { result } = await signer.callContract({
+      contract_address: signer.address,
+      entry_point_selector: stark.getSelectorFromName('get_nonce'),
+    });
+    const nonce = parseInt(result[0], 10);
+    const { code, transaction_hash } = await signer.addTransaction({
+      type: 'INVOKE_FUNCTION',
+      contract_address: erc20Address,
+      entry_point_selector: stark.getSelectorFromName('transfer'),
+      calldata: [erc20Address, '10'],
+      nonce,
+    });
+
+    expect(code).toBe('TRANSACTION_RECEIVED');
+    await defaultProvider.waitForTx(transaction_hash);
+  });
 });

src/signer/default.ts

@@ -36,11 +36,17 @@ export class Signer extends Provider implements SignerInterface {
       "Adding signatures to a signer transaction currently isn't supported"
     );
 
-    const { result } = await this.callContract({
-      contract_address: this.address,
-      entry_point_selector: getSelectorFromName('get_nonce'),
-    });
-    const nonceBn = toBN(result[0]);
+    let nonceBn;
+    if (transaction.nonce) {
+      nonceBn = toBN(transaction.nonce);
+    } else {
+      const { result } = await this.callContract({
+        contract_address: this.address,
+        entry_point_selector: getSelectorFromName('get_nonce'),
+      });
+      nonceBn = toBN(result[0]);
+    }
+
     const calldataDecimal = (transaction.calldata || []).map((x) => toBN(x).toString());
 
     const msgHash = addHexPrefix(

src/types.ts

@@ -51,6 +51,7 @@ export type DeployTransaction = {
   contract_definition: CompressedCompiledContract;
   contract_address_salt: BigNumberish;
   constructor_calldata: string[];
+  nonce?: BigNumberish;
 };
 
 export type InvokeFunctionTransaction = {
@@ -60,6 +61,7 @@ export type InvokeFunctionTransaction = {
   entry_point_type?: EntryPointType;
   entry_point_selector: string;
   calldata?: string[];
+  nonce?: BigNumberish;
 };
 
 export type CallContractTransaction = Omit<InvokeFunctionTransaction, 'type'>;