fix: safer react native config retrieval, unified with the rest

src/tools/apple.ts

@@ -83,7 +83,7 @@ export const buildAppleAppWithoutStarting = tool({
       }
     } catch (error) {
       return {
-        error: JSON.stringify(error),
+        error: error instanceof Error ? error.message : 'Failed to build application',
       }
     }
   },
@@ -104,17 +104,17 @@ export const buildStartAppleApp = tool({
     clean: z.boolean().optional().default(false),
   }),
   execute: async ({ platform, ...params }) => {
-    const config = await loadReactNativeConfig()
     const run = createAppleRun({ platformName: platform })
 
     try {
+      const config = await loadReactNativeConfig()
       await run([], config, params)
       return {
         success: true,
       }
     } catch (error) {
       return {
-        error: JSON.stringify(error),
+        error: error instanceof Error ? error.message : 'Failed to start application',
       }
     }
   },
@@ -176,11 +176,17 @@ export const startAppleLogging = tool({
     interactive: z.boolean().optional().default(true),
   }),
   execute: async ({ platform, ...params }) => {
-    const config = await loadReactNativeConfig()
-    const log = createLogCommand({ platformName: platform })
-    await log([], config, params)
-    return {
-      success: true,
+    try {
+      const config = await loadReactNativeConfig()
+      const log = createLogCommand({ platformName: platform })
+      await log([], config, params)
+      return {
+        success: true,
+      }
+    } catch (error) {
+      return {
+        error: error instanceof Error ? error.message : 'Failed to start logging',
+      }
     }
   },
 })

src/tools/react-native.ts

@@ -67,19 +67,25 @@ export const getReactNativeConfig = tool({
   `,
   parameters: z.object({}),
   execute: async () => {
-    const {
-      root,
-      reactNativePath: path,
-      reactNativeVersion: version,
-      project,
-      platforms,
-    } = await loadReactNativeConfig()
-    return {
-      root,
-      path,
-      version,
-      project,
-      platforms,
+    try {
+      const {
+        root,
+        reactNativePath: path,
+        reactNativeVersion: version,
+        project,
+        platforms,
+      } = await loadReactNativeConfig()
+      return {
+        root,
+        path,
+        version,
+        project,
+        platforms,
+      }
+    } catch (error) {
+      return {
+        error: error instanceof Error ? error.message : 'Failed to get React Native config',
+      }
     }
   },
 })

src/tools/vendor-rncli.ts

@@ -34,12 +34,11 @@ export function getPhoneName(adbPath: string, deviceId: string) {
 // Cache for React Native config
 let reactNativeConfigCache: Config | null = null
 
-export async function loadReactNativeConfig(): Promise<Config | null> {
+export async function loadReactNativeConfig(): Promise<Config> {
   // Return cached config if available
   if (reactNativeConfigCache !== null) {
     return reactNativeConfigCache
   }
-
   try {
     const output = execSync('npx react-native config', {
       env: {
@@ -51,12 +50,11 @@ export async function loadReactNativeConfig(): Promise<Config | null> {
     }).toString()
 
     // Store the parsed output in cache
-    reactNativeConfigCache = JSON.parse(output)
+    reactNativeConfigCache = JSON.parse(output) as Config
     return reactNativeConfigCache
   } catch (error) {
-    console.error('Failed to load React Native config:', error)
+    throw new Error(`Failed to load React Native config. Error: ${error}`)
   }
-  return null
 }
 
 // Optional: Add a method to clear the cache if needed