Fixed status code when run-android fails (facebook#21012)

Summary:
Fixes facebook#21011
Pull Request resolved: facebook#21012

Differential Revision: D9721471

Pulled By: hramos

fbshipit-source-id: 91f24c6009bd4f5399cffad960feed7213516145

Author: kraenhansen

local-cli/runAndroid/runAndroid.js

@@ -121,7 +121,7 @@ function buildAndRun(args) {
   const adbPath = getAdbPath();
   if (args.deviceId) {
     if (isString(args.deviceId)) {
-      runOnSpecificDevice(
+      return runOnSpecificDevice(
         args,
         cmd,
         packageNameWithSuffix,
@@ -132,7 +132,13 @@ function buildAndRun(args) {
       console.log(chalk.red('Argument missing for parameter --deviceId'));
     }
   } else {
-    runOnAllDevices(args, cmd, packageNameWithSuffix, packageName, adbPath);
+    return runOnAllDevices(
+      args,
+      cmd,
+      packageNameWithSuffix,
+      packageName,
+      adbPath,
+    );
   }
 }
 
@@ -305,7 +311,7 @@ function runOnAllDevices(
     // stderr is automatically piped from the gradle process, so the user
     // should see the error already, there is no need to do
     // `console.log(e.stderr)`
-    return Promise.reject();
+    return Promise.reject(e);
   }
   const devices = adb.getDevices();
   if (devices && devices.length > 0) {
@@ -343,7 +349,7 @@ function runOnAllDevices(
       // stderr is automatically piped from the gradle process, so the user
       // should see the error already, there is no need to do
       // `console.log(e.stderr)`
-      return Promise.reject();
+      return Promise.reject(e);
     }
   }
 }