nitpick: reformat MainActivity; no changes

Author: superus8r

app/src/main/java/org/kabiri/android/usbterminal/MainActivity.kt

@@ -16,23 +16,18 @@ import androidx.activity.viewModels
 import androidx.appcompat.app.AppCompatActivity
 import androidx.core.view.ViewCompat
 import androidx.core.view.WindowInsetsCompat
-import androidx.lifecycle.Lifecycle
 import androidx.lifecycle.lifecycleScope
-import androidx.lifecycle.repeatOnLifecycle
 import dagger.hilt.android.AndroidEntryPoint
 import kotlinx.coroutines.launch
-import org.kabiri.android.usbterminal.util.scrollToLastLine
 import org.kabiri.android.usbterminal.ui.setting.SettingModalBottomSheet
 import org.kabiri.android.usbterminal.ui.setting.SettingViewModel
+import org.kabiri.android.usbterminal.util.scrollToLastLine
 import org.kabiri.android.usbterminal.viewmodel.MainActivityViewModel
 
+private const val TAG = "MainActivity"
+
 @AndroidEntryPoint
 class MainActivity : AppCompatActivity() {
-
-    companion object {
-        private const val TAG = "MainActivity"
-    }
-
     private val viewModel by viewModels<MainActivityViewModel>()
     private val settingViewModel by viewModels<SettingViewModel>()
 
@@ -70,9 +65,11 @@ class MainActivity : AppCompatActivity() {
         fun sendCommand() {
             val input = etInput.text.toString()
             // append the input to console
-            if (viewModel.serialWrite(input))
-                etInput.setText("") // clear the terminal input.
-            else Log.e(TAG, "The message was not sent to Arduino")
+            if (viewModel.serialWrite(input)) {
+                etInput.setText("")
+            } else {
+                Log.e(TAG, "The message was not sent to Arduino")
+            }
         }
 
         // send the command to device when the button is clicked.
@@ -86,7 +83,9 @@ class MainActivity : AppCompatActivity() {
                         event.action == KeyEvent.ACTION_DOWN)) {
                 sendCommand()
                 true
-            } else false
+            } else {
+                false
+            }
         }
     }