Add get code

.changeset/loose-states-cover.md

@@ -0,0 +1,7 @@
+---
+"@mimicprotocol/lib-ts": patch
+"@mimicprotocol/cli": patch
+"@mimicprotocol/test-ts": patch
+---
+
+Add getCode function to get the code of an address (Only EVM)

packages/integration/tests/001-init-intent/expected.log

@@ -1 +1 @@
-_evmCall: {"op":2,"settler":"0x6b175474e89094c44da98b954eedeac495271d0f","user":"0x756f45e3fa69347a9a973a725e3c98bc4db0b5a0","deadline":"1438223473","nonce":"0xabcd","maxFees":[{"token":"0x0000000000000000000000000000000000000000","amount":"10"}],"events":[],"chainId":1,"calls":[{"target":"0x0000000000000000000000000000000000000000","data":"0x00000000","value":"5"}]}
+_evmCall: {"op":2,"settler":"0x6b175474e89094c44da98b954eedeac495271d0f","user":"0x756f45e3fa69347a9a973a725e3c98bc4db0b5a0","deadline":"1438223473","nonce":"0xabcd","maxFees":[{"token":"0x0000000000000000000000000000000000000000","amount":"10"}],"events":[],"chainId":1,"calls":[{"target":"0x0000000000000000000000000000000000000000","data":"0x","value":"5"}]}

packages/integration/tests/003-multiple-evm-call-intents/expected.log

@@ -1,3 +1,3 @@
-_evmCall: {"op":2,"settler":"0x6b175474e89094c44da98b954eedeac495271d0f","user":"0x756f45e3fa69347a9a973a725e3c98bc4db0b5a0","deadline":"1438223473","nonce":"0xabcd","maxFees":[{"token":"0x0000000000000000000000000000000000000000","amount":"10"}],"events":[],"chainId":1,"calls":[{"target":"0x0000000000000000000000000000000000000000","data":"0x00000000","value":"0"}]}
-_evmCall: {"op":2,"settler":"0x6b175474e89094c44da98b954eedeac495271d0f","user":"0x756f45e3fa69347a9a973a725e3c98bc4db0b5a0","deadline":"1438223473","nonce":"0xabcd","maxFees":[{"token":"0x0000000000000000000000000000000000000000","amount":"9"}],"events":[],"chainId":1,"calls":[{"target":"0x0000000000000000000000000000000000000000","data":"0x00000000","value":"0"}]}
-_evmCall: {"op":2,"settler":"0x6b175474e89094c44da98b954eedeac495271d0f","user":"0x756f45e3fa69347a9a973a725e3c98bc4db0b5a0","deadline":"1438223473","nonce":"0xabcd","maxFees":[{"token":"0x0000000000000000000000000000000000000000","amount":"8"}],"events":[],"chainId":1,"calls":[{"target":"0x0000000000000000000000000000000000000000","data":"0x00000000","value":"0"}]}
+_evmCall: {"op":2,"settler":"0x6b175474e89094c44da98b954eedeac495271d0f","user":"0x756f45e3fa69347a9a973a725e3c98bc4db0b5a0","deadline":"1438223473","nonce":"0xabcd","maxFees":[{"token":"0x0000000000000000000000000000000000000000","amount":"10"}],"events":[],"chainId":1,"calls":[{"target":"0x0000000000000000000000000000000000000000","data":"0x","value":"0"}]}
+_evmCall: {"op":2,"settler":"0x6b175474e89094c44da98b954eedeac495271d0f","user":"0x756f45e3fa69347a9a973a725e3c98bc4db0b5a0","deadline":"1438223473","nonce":"0xabcd","maxFees":[{"token":"0x0000000000000000000000000000000000000000","amount":"9"}],"events":[],"chainId":1,"calls":[{"target":"0x0000000000000000000000000000000000000000","data":"0x","value":"0"}]}
+_evmCall: {"op":2,"settler":"0x6b175474e89094c44da98b954eedeac495271d0f","user":"0x756f45e3fa69347a9a973a725e3c98bc4db0b5a0","deadline":"1438223473","nonce":"0xabcd","maxFees":[{"token":"0x0000000000000000000000000000000000000000","amount":"8"}],"events":[],"chainId":1,"calls":[{"target":"0x0000000000000000000000000000000000000000","data":"0x","value":"0"}]}

packages/integration/tests/004-three-intents/expected.log

@@ -1,3 +1,3 @@
-_evmCall: {"op":2,"settler":"0x6b175474e89094c44da98b954eedeac495271d0f","user":"0x756f45e3fa69347a9a973a725e3c98bc4db0b5a0","deadline":"1438223473","nonce":"0xabcd","maxFees":[{"token":"0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48","amount":"10000000"}],"events":[],"chainId":1,"calls":[{"target":"0x0000000000000000000000000000000000000001","data":"0x00000000","value":"0"},{"target":"0x0000000000000000000000000000000000000001","data":"0x7b000000","value":"0"}]}
+_evmCall: {"op":2,"settler":"0x6b175474e89094c44da98b954eedeac495271d0f","user":"0x756f45e3fa69347a9a973a725e3c98bc4db0b5a0","deadline":"1438223473","nonce":"0xabcd","maxFees":[{"token":"0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48","amount":"10000000"}],"events":[],"chainId":1,"calls":[{"target":"0x0000000000000000000000000000000000000001","data":"0x","value":"0"},{"target":"0x0000000000000000000000000000000000000001","data":"0x7b000000","value":"0"}]}
 _swap: {"op":0,"settler":"0x6b175474e89094c44da98b954eedeac495271d0f","user":"0x756f45e3fa69347a9a973a725e3c98bc4db0b5a0","deadline":"1438223473","nonce":"0xabcd","maxFees":[],"events":[],"sourceChain":1,"tokensIn":[{"token":"0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48","amount":"100000000"}],"tokensOut":[{"token":"0x2260fac5e5542a773aa44fbcfedf7c193bc2c599","minAmount":"9500000000","recipient":"0x0000000000000000000000000000000000000001"}],"destinationChain":1}
 _transfer: {"op":1,"settler":"0x6b175474e89094c44da98b954eedeac495271d0f","user":"0x756f45e3fa69347a9a973a725e3c98bc4db0b5a0","deadline":"1438223473","nonce":"0xabcd","maxFees":[{"token":"0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48","amount":"10000000"}],"events":[],"chainId":1,"transfers":[{"token":"0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48","amount":"100000000","recipient":"0x0000000000000000000000000000000000000001"}]}

packages/integration/tests/010-intents-with-events/expected.log

@@ -1 +1 @@
-_evmCall: {"op":2,"settler":"0x6b175474e89094c44da98b954eedeac495271d0f","user":"0x756f45e3fa69347a9a973a725e3c98bc4db0b5a0","deadline":"1438223473","nonce":"0xabcd","maxFees":[{"token":"0x0000000000000000000000000000000000000348","amount":"1000000000000000000"}],"events":[{"topic":"0xabcd","data":"0x64617461"},{"topic":"0xabcd","data":"0x64617461"}],"chainId":1,"calls":[{"target":"0x0000000000000000000000000000000000000001","data":"0x00000000","value":"0"}]}
+_evmCall: {"op":2,"settler":"0x6b175474e89094c44da98b954eedeac495271d0f","user":"0x756f45e3fa69347a9a973a725e3c98bc4db0b5a0","deadline":"1438223473","nonce":"0xabcd","maxFees":[{"token":"0x0000000000000000000000000000000000000348","amount":"1000000000000000000"}],"events":[{"topic":"0xabcd","data":"0x64617461"},{"topic":"0xabcd","data":"0x64617461"}],"chainId":1,"calls":[{"target":"0x0000000000000000000000000000000000000001","data":"0x","value":"0"}]}

packages/lib-ts/src/environment.ts

@@ -20,7 +20,7 @@ import {
   TokenPriceQueryResponse,
 } from './queries'
 import { BlockchainToken, Token, TokenAmount, USD } from './tokens'
-import { Address, BigInt, ChainId, EvmDecodeParam, EvmEncodeParam, Result } from './types'
+import { Address, BigInt, Bytes, ChainId, EvmDecodeParam, EvmEncodeParam, Result } from './types'
 
 export namespace environment {
   @external('environment', '_evmCall')
@@ -219,4 +219,20 @@ export namespace environment {
     const decoded = BigInt.fromString(decodedResponse)
     return Result.ok<BigInt, string>(decoded)
   }
+
+    /**
+   * Returns the code of the target account.
+   * @param chainId - Chain id to check code
+   * @param target - Address to get code from
+   * @returns The code of the target account
+   */
+  export function getCode(chainId: ChainId, target: Address): Result<Bytes, string> {
+    if (chainId === ChainId.SOLANA_MAINNET) return Result.err<Bytes, string>('Solana not supported')
+    const data = '0x7e105ce2' + evm.encode([EvmEncodeParam.fromValue('address', target)])
+    const response = evmCallQuery(Address.fromHexString(MIMIC_HELPER_ADDRESS), chainId, data)
+    if (response.isError) return Result.err<Bytes, string>(response.error)
+    const decodedResponse = evm.decode(new EvmDecodeParam('bytes', response.unwrap()))
+    const decoded = Bytes.fromHexString(decodedResponse)
+    return Result.ok<Bytes, string>(decoded)
+  }
 }

packages/lib-ts/src/helpers/constants.ts

@@ -14,4 +14,4 @@ export enum ListType {
   DenyList = 1,
 }
 
-export const MIMIC_HELPER_ADDRESS = '0xb5DfCaBAef8fa7B0c73e2bFF01c6014a1f04025a'
+export const MIMIC_HELPER_ADDRESS = '0x5cf82cbed1110fc2f75b3413d53abac492931804'

packages/lib-ts/src/types/ByteArray.ts

@@ -20,7 +20,7 @@ export class ByteArray extends Uint8Array implements Serializable {
    * The resulting byte array is in little-endian order.
    */
   static empty(): ByteArray {
-    return ByteArray.fromI32(0)
+    return new ByteArray(0)
   }
 
   /**

packages/lib-ts/tests/types/ByteArray.spec.ts

@@ -5,11 +5,7 @@ describe('ByteArray', () => {
     describe('when calling the empty method', () => {
       it('returns a ByteArray initialized to 0', (): void => {
         const result = ByteArray.empty()
-        expect(result.length).toBe(4)
-        expect(result[0]).toBe(0)
-        expect(result[1]).toBe(0)
-        expect(result[2]).toBe(0)
-        expect(result[3]).toBe(0)
+        expect(result.length).toBe(0)
       })
     })
   })