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LibLine: Make ^R search match the input anywhere in a given line

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This is closer to what other line editors (and shells) do, and makes ^R
actually useful.
This commit is contained in:
AnotherTest 2020-09-07 00:44:55 +04:30 • committed by Andreas Kling
parent da56e208ef
commit da1b080935
3 changed files with 5 additions and 4 deletions
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5
Libraries/LibLine/Editor.cpp
View file

@ -883,7 +883,7 @@ void Editor::cleanup_suggestions()
m_times_tab_pressed = 0; // Safe to say if we get here, the user didn't press TAB
}
bool Editor::search(const StringView& phrase, bool allow_empty)
bool Editor::search(const StringView& phrase, bool allow_empty, bool from_beginning)
{
int last_matching_offset = -1;
@ -893,7 +893,8 @@ bool Editor::search(const StringView& phrase, bool allow_empty)
if (allow_empty || phrase.length() > 0) {
size_t search_offset = m_search_offset;
for (size_t i = m_history_cursor; i > 0; --i) {
auto contains = m_history[i - 1].starts_with(phrase);
auto& entry = m_history[i - 1];
auto contains = from_beginning ? entry.starts_with(phrase) : entry.contains(phrase);
if (contains) {
last_matching_offset = i - 1;
if (search_offset == 0) {

2
Libraries/LibLine/Editor.h
View file

@ -300,7 +300,7 @@ private:
Style find_applicable_style(size_t offset) const;
bool search(const StringView&, bool allow_empty = false);
bool search(const StringView&, bool allow_empty = false, bool from_beginning = true);
inline void end_search()
{
m_is_searching = false;

2
Libraries/LibLine/InternalFunctions.cpp
View file

@ -244,7 +244,7 @@ void Editor::enter_search()
m_search_editor->on_display_refresh = [this](Editor& search_editor) {
StringBuilder builder;
builder.append(Utf32View { search_editor.buffer().data(), search_editor.buffer().size() });
if (!search(builder.build())) {
if (!search(builder.build(), false, false)) {
m_buffer.clear();
m_cursor = 0;
}