From 62a953539434aad4d67ee80970f614246a2328dc Mon Sep 17 00:00:00 2001
From: Shadowfacts <me@shadowfacts.net>
Date: Sat, 24 Oct 2020 11:26:29 -0400
Subject: [PATCH] Fix crash when ending dictation in Compose CW field

Closes #116
---
 Tusker/Screens/Compose/ComposeContentWarningTextField.swift | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Tusker/Screens/Compose/ComposeContentWarningTextField.swift b/Tusker/Screens/Compose/ComposeContentWarningTextField.swift
index 70059cee..973ccd59 100644
--- a/Tusker/Screens/Compose/ComposeContentWarningTextField.swift
+++ b/Tusker/Screens/Compose/ComposeContentWarningTextField.swift
@@ -147,6 +147,10 @@ struct ComposeContentWarningTextField: UIViewRepresentable {
             let selectedRangeStartUTF16 = textField.offset(from: textField.beginningOfDocument, to: selectedRange.start)
             let cursorIndex = text.utf16.index(text.startIndex, offsetBy: selectedRangeStartUTF16)
             
+            guard cursorIndex != text.startIndex else {
+                return nil
+            }
+            
             var lastWordStartIndex = text.index(before: cursorIndex)
             while true {
                 let c = text[lastWordStartIndex]