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LibLine: Avoid crashing if given empty suggestions

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AnotherTest 2020-04-15 18:26:11 +04:30 • committed by Andreas Kling
commit 6b513ca97e
Notes: sideshowbarker 2024-07-19 07:34:56 +09:00
1 changed files with 4 additions and 1 deletions
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3
Libraries/LibLine/Editor.cpp
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@ -153,7 +153,10 @@ String Editor::get_line(const String& prompt)
auto reverse_tab = false; auto reverse_tab = false;
auto increment_suggestion_index = [&] { auto increment_suggestion_index = [&] {
if (m_suggestions.size())
m_next_suggestion_index = (m_next_suggestion_index + 1) % m_suggestions.size(); m_next_suggestion_index = (m_next_suggestion_index + 1) % m_suggestions.size();
else
m_next_suggestion_index = 0;
}; };
auto decrement_suggestion_index = [&] { auto decrement_suggestion_index = [&] {
if (m_next_suggestion_index == 0) if (m_next_suggestion_index == 0)