[Bug]: Unexpected crash when using a for loop code snippet

[JohnOlowe]

What happened?

I tried out the for loop code snippet. When I tried to edit the variable from the default "I", the app crashed.

What's the expected behavior?

The app was meant run fine with the for loop snippet, not crash

What version of AndroidIDE you're using?

v2.5.3 (debug builds)

Relevant log output

AndroidIDE Crash Report
Version : v2.5.3-beta (253)
CI Build : true
Branch : dev
Commit : 8901e2b56
Variant : armeabi-v7a (debug)
SDK Version : 31
Supported ABIs : [armeabi-v7a, armeabi]
Manufacturer : ITEL
Device : itelA662L

Stacktrace:
java.lang.StringIndexOutOfBoundsException: length=0; index=0
	at java.lang.String.charAt(Native Method)
	at com.itsaky.androidide.editor.ui.IDEEditor.checkForSignatureHelp(IDEEditor.kt:962)
	at com.itsaky.androidide.editor.ui.IDEEditor.access$checkForSignatureHelp(IDEEditor.kt:107)
	at com.itsaky.androidide.editor.ui.IDEEditor$initEditor$2$1.invokeSuspend(IDEEditor.kt:753)
	at kotlin.coroutines.jvm.internal.BaseContinuationImpl.resumeWith(ContinuationImpl.kt:33)
	at kotlinx.coroutines.DispatchedTask.run(DispatchedTask.kt:106)
	at kotlinx.coroutines.scheduling.CoroutineScheduler.runSafely(CoroutineScheduler.kt:570)
	at kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.executeTask(CoroutineScheduler.kt:750)
	at kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.runWorker(CoroutineScheduler.kt:677)
	at kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.run(CoroutineScheduler.kt:664)

Duplicate issues

• This issue has not been reported yet.

Code of Conduct

• I agree to follow this project's Code of Conduct