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Spreadsheet: Prevent OOB access to text editor buffer

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For some reason LibGUI sends two events for each edit, and one of them
contains an OOB cursor if a character was deleted.
This works around that for now.
This commit is contained in:
Ali Mohammad Pur 2022-06-25 19:06:59 +04:30 • committed by Linus Groh
parent b691269912
commit 0e2f4c50d3
1 changed files with 1 additions and 0 deletions
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1
Userland/Applications/Spreadsheet/SpreadsheetWidget.cpp
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@ -383,6 +383,7 @@ void SpreadsheetWidget::try_generate_tip_for_input_expression(StringView source,
m_inline_documentation_window->hide();
return;
}
cursor_offset = min(cursor_offset, source.length());
auto maybe_function_and_argument = get_function_and_argument_index(source.substring_view(0, cursor_offset));
if (!maybe_function_and_argument.has_value()) {
m_inline_documentation_window->hide();