fix: exit with error code on API error

for instance, when the CI token is invalid or has expired.

Author: urish

src/APIClient.ts

@@ -28,6 +28,7 @@ export class APIClient {
 
   onConnected?: (helloMessage: APIHello) => void;
   onEvent?: (event: APIEvent) => void;
+  onError?: (error: APIError) => void;
 
   constructor(readonly token: string, readonly server = DEFAULT_SERVER) {
     this.socket = this.createSocket(token, server);
@@ -160,7 +161,14 @@ export class APIClient {
   processMessage(message: APIError | APIHello | APIEvent | APIResponse) {
     switch (message.type) {
       case 'error':
+        if (this.onError) {
+          this.onError(message);
+        }
         console.error('API Error:', message.message);
+        if (this.pendingCommands.size > 0) {
+          const [, reject] = this.pendingCommands.values().next().value;
+          reject(new Error(message.message));
+        }
         break;
 
       case 'hello':

src/main.ts

@@ -156,12 +156,17 @@ async function main() {
   }
 
   const client = new APIClient(token);
+  client.onConnected = (hello) => {
+    if (!quiet) {
+      console.log(`Connected to Wokwi Simulation API ${hello.appVersion}`);
+    }
+  };
+  client.onError = (error) => {
+    console.error('API Error:', error.message);
+    process.exit(1);
+  };
+
   try {
-    client.onConnected = (hello) => {
-      if (!quiet) {
-        console.log(`Connected to Wokwi Simulation API ${hello.appVersion}`);
-      }
-    };
     await client.connected;
     await client.fileUpload('diagram.json', diagram);
     const extension = firmwarePath.split('.').pop();