fix: rangerError when selection is Invalid.

Signed-off-by: xsahil03x <[email protected]>

Author: xsahil03x

Diff for: CHANGELOG.md

@@ -1,10 +1,11 @@
 ## Upcoming
 
-* Fix `FieldView` focus getting lost on clicking the `OptionsView` on non-mobile platforms.
+* Fixed `FieldView` focus getting lost on clicking the `OptionsView` on non-mobile platforms.
+* Fixed `RangeError` when `textEditingValue.selection.isInvalid`. [#11](https://github.com/xsahil03x/multi_trigger_autocomplete/issues/11)
 
 ## 0.1.1
 
-* Fix Readme.
+* Fixed Readme.
 
 ## 0.1.0
 

Diff for: lib/src/autocomplete_trigger.dart

@@ -62,7 +62,11 @@ class AutocompleteTrigger {
   /// the autocomplete query if so.
   AutocompleteQuery? invokingTrigger(TextEditingValue textEditingValue) {
     final text = textEditingValue.text;
-    final cursorPosition = textEditingValue.selection.baseOffset;
+    final selection = textEditingValue.selection;
+
+    // If the selection is invalid, then it's not a trigger.
+    if (!selection.isValid) return null;
+    final cursorPosition = selection.baseOffset;
 
     // Find the first [trigger] location before the input cursor.
     final firstTriggerIndexBeforeCursor =