Improve error handling when smart contract is not found

CHANGELOG.md

@@ -17,12 +17,18 @@ This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.htm
 
 ## Unreleased
 
+### Changed
+
+- Improve error handling when imported smart contract is not found. [#586](https://github.com/o1-labs/zkapp-cli/pull/586)
+
 ## [0.17.1](https://github.com/o1-labs/zkapp-cli/compare/v17.0...v17.1) - 2024-02-17
 
 ### Changed
 
-- Improve error handling for zk deploy when feepayer has insufficient permissions. [#580](https://github.com/o1-labs/zkapp-cli/pull/580)
 - Update `getCachedFeepayerAliases()` logic to prevent edge case bugs. [#581](https://github.com/o1-labs/zkapp-cli/pull/581)
+
+- Improve error handling for zk deploy when fee payer has insufficient permissions. [#580](https://github.com/o1-labs/zkapp-cli/pull/580)
+
 - Automate "zk config" if Lightnet is in use. [#579](https://github.com/o1-labs/zkapp-cli/pull/579)
   - The `--lightnet` option was added to `zk config` in order to automatically configures zkApp project's deploy aliases.
   - The [Lightnet](https://docs.minaprotocol.com/zkapps/testing-zkapps-lightnet) should be up and running before executing the `zk config --lightnet` command.

src/lib/deploy.js

@@ -239,29 +239,18 @@ export async function deploy({ alias, yes }) {
     contractName
   );
 
-  let smartContractImports;
-  try {
-    let smartContractImportPath = `${projectRoot}/build/src/${smartContractFile}`;
-    if (process.platform === 'win32') {
-      smartContractImportPath = 'file://' + smartContractImportPath;
-    }
-    smartContractImports = await import(smartContractImportPath);
-  } catch (_) {
-    log(
-      chalk.red(
-        `  Failed to find the "${contractName}" smart contract in your build directory.\n  Please confirm that your config.json contains the name of the smart contract that you want to deploy to this deploy alias.`
-      )
-    );
-
-    process.exit(1);
+  let smartContractImportPath = `${projectRoot}/build/src/${smartContractFile}`;
+  if (process.platform === 'win32') {
+    smartContractImportPath = 'file://' + smartContractImportPath;
   }
-
   // Attempt to import the smart contract class to deploy from the user's file.
+  const smartContractImports = await import(smartContractImportPath);
+
   // If we cannot find the named export log an error message and return early.
-  if (!(contractName in smartContractImports)) {
+  if (smartContractImports && !(contractName in smartContractImports)) {
     log(
       chalk.red(
-        `  Failed to find the "${contractName}" smart contract in your build directory.\n  Check that you have exported your smart contract class using a named export and try again.`
+        `  Failed to find the "${contractName}" smart contract in your build directory.\n  Please confirm that your config.json contains the name of the smart \n  contract that you want to deploy using this deploy alias, check that\n  you have exported your smart contract class using a named export and try again.`
       )
     );