mirror of
https://github.com/RGBCube/serenity
synced 2025-05-14 09:14:58 +00:00
LibLine: Do a whole bunch of internal error propagation
This commit is contained in:
Tim Schumacher
Sam Atkins
parent
f9f1e1dd49
commit
40cb41a16c
8 changed files with 212 additions and 187 deletions
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@ -566,11 +566,11 @@ void Editor::initialize()
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if (m_configuration.m_signal_mode == Configuration::WithSignalHandlers) {
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m_signal_handlers.append(Core::EventLoop::register_signal(SIGINT, [this](int) {
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interrupted();
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interrupted().release_value_but_fixme_should_propagate_errors();
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}));
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m_signal_handlers.append(Core::EventLoop::register_signal(SIGWINCH, [this](int) {
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resized();
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resized().release_value_but_fixme_should_propagate_errors();
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}));
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}
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@ -587,26 +587,26 @@ void Editor::refetch_default_termios()
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m_termios = termios;
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}
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void Editor::interrupted()
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ErrorOr<void> Editor::interrupted()
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{
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if (m_is_searching)
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return m_search_editor->interrupted();
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if (!m_is_editing)
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return;
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return {};
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m_was_interrupted = true;
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handle_interrupt_event();
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if (!m_finish || !m_previous_interrupt_was_handled_as_interrupt)
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return;
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return {};
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m_finish = false;
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{
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auto stderr_stream = Core::Stream::File::standard_error().release_value_but_fixme_should_propagate_errors();
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reposition_cursor(*stderr_stream, true);
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if (m_suggestion_display->cleanup())
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reposition_cursor(*stderr_stream, true);
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stderr_stream->write_entire_buffer("\n"sv.bytes()).release_value_but_fixme_should_propagate_errors();
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auto stderr_stream = TRY(Core::Stream::File::standard_error());
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TRY(reposition_cursor(*stderr_stream, true));
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if (TRY(m_suggestion_display->cleanup()))
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TRY(reposition_cursor(*stderr_stream, true));
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TRY(stderr_stream->write_entire_buffer("\n"sv.bytes()));
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}
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m_buffer.clear();
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m_chars_touched_in_the_middle = buffer().size();
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@ -615,9 +615,10 @@ void Editor::interrupted()
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m_notifier->set_enabled(false);
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m_notifier = nullptr;
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Core::EventLoop::current().quit(Retry);
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return {};
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}
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void Editor::resized()
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ErrorOr<void> Editor::resized()
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{
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m_was_resized = true;
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m_previous_num_columns = m_num_columns;
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@ -626,42 +627,47 @@ void Editor::resized()
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if (!m_has_origin_reset_scheduled) {
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// Reset the origin, but make sure it doesn't blow up if we can't read it
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if (set_origin(false)) {
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handle_resize_event(false);
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TRY(handle_resize_event(false));
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} else {
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deferred_invoke([this] { handle_resize_event(true); });
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deferred_invoke([this] { handle_resize_event(true).release_value_but_fixme_should_propagate_errors(); });
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m_has_origin_reset_scheduled = true;
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}
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}
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return {};
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}
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void Editor::handle_resize_event(bool reset_origin)
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ErrorOr<void> Editor::handle_resize_event(bool reset_origin)
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{
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m_has_origin_reset_scheduled = false;
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if (reset_origin && !set_origin(false)) {
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m_has_origin_reset_scheduled = true;
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return deferred_invoke([this] { handle_resize_event(true); });
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deferred_invoke([this] { handle_resize_event(true).release_value_but_fixme_should_propagate_errors(); });
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return {};
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}
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set_origin(m_origin_row, 1);
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auto stderr_stream = Core::Stream::File::standard_error().release_value_but_fixme_should_propagate_errors();
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auto stderr_stream = TRY(Core::Stream::File::standard_error());
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reposition_cursor(*stderr_stream, true);
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m_suggestion_display->redisplay(m_suggestion_manager, m_num_lines, m_num_columns);
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TRY(reposition_cursor(*stderr_stream, true));
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TRY(m_suggestion_display->redisplay(m_suggestion_manager, m_num_lines, m_num_columns));
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m_origin_row = m_suggestion_display->origin_row();
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reposition_cursor(*stderr_stream);
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TRY(reposition_cursor(*stderr_stream));
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if (m_is_searching)
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m_search_editor->resized();
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TRY(m_search_editor->resized());
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return {};
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}
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void Editor::really_quit_event_loop()
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ErrorOr<void> Editor::really_quit_event_loop()
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{
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m_finish = false;
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{
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auto stderr_stream = Core::Stream::File::standard_error().release_value_but_fixme_should_propagate_errors();
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reposition_cursor(*stderr_stream, true);
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stderr_stream->write_entire_buffer("\n"sv.bytes()).release_value_but_fixme_should_propagate_errors();
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auto stderr_stream = TRY(Core::Stream::File::standard_error());
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TRY(reposition_cursor(*stderr_stream, true));
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TRY(stderr_stream->write_entire_buffer("\n"sv.bytes()));
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}
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auto string = line();
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m_buffer.clear();
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@ -675,6 +681,7 @@ void Editor::really_quit_event_loop()
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m_notifier->set_enabled(false);
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m_notifier = nullptr;
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Core::EventLoop::current().quit(Exit);
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return {};
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}
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auto Editor::get_line(DeprecatedString const& prompt) -> Result<DeprecatedString, Editor::Error>
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@ -729,22 +736,22 @@ auto Editor::get_line(DeprecatedString const& prompt) -> Result<DeprecatedString
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for (size_t i = 0; i < prompt_lines; ++i)
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stderr_stream->write_entire_buffer("\n"sv.bytes()).release_value_but_fixme_should_propagate_errors();
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VT::move_relative(-static_cast<int>(prompt_lines), 0, *stderr_stream);
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VT::move_relative(-static_cast<int>(prompt_lines), 0, *stderr_stream).release_value_but_fixme_should_propagate_errors();
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}
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set_origin();
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m_history_cursor = m_history.size();
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refresh_display();
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refresh_display().release_value_but_fixme_should_propagate_errors();
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Core::EventLoop loop;
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m_notifier = Core::Notifier::construct(STDIN_FILENO, Core::Notifier::Read);
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m_notifier->on_ready_to_read = [&] { try_update_once(); };
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m_notifier->on_ready_to_read = [&] { try_update_once().release_value_but_fixme_should_propagate_errors(); };
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if (!m_incomplete_data.is_empty())
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deferred_invoke([&] { try_update_once(); });
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deferred_invoke([&] { try_update_once().release_value_but_fixme_should_propagate_errors(); });
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if (loop.exec() == Retry)
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return get_line(prompt);
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@ -770,21 +777,23 @@ void Editor::save_to(JsonObject& object)
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object.set("used_display_area", move(display_area));
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}
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void Editor::try_update_once()
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ErrorOr<void> Editor::try_update_once()
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{
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if (m_was_interrupted) {
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handle_interrupt_event();
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}
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handle_read_event();
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TRY(handle_read_event());
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if (m_always_refresh)
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m_refresh_needed = true;
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refresh_display();
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TRY(refresh_display());
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if (m_finish)
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really_quit_event_loop();
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TRY(really_quit_event_loop());
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return {};
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}
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void Editor::handle_interrupt_event()
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@ -811,11 +820,11 @@ void Editor::handle_interrupt_event()
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finish();
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}
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void Editor::handle_read_event()
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ErrorOr<void> Editor::handle_read_event()
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{
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if (m_prohibit_input_processing) {
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m_have_unprocessed_read_event = true;
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return;
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return {};
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}
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auto prohibit_scope = prohibit_input();
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@ -830,14 +839,14 @@ void Editor::handle_read_event()
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if (errno == EINTR) {
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if (!m_was_interrupted) {
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if (m_was_resized)
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return;
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return {};
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finish();
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return;
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return {};
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}
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handle_interrupt_event();
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return;
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return {};
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}
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ScopedValueRollback errno_restorer(errno);
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@ -845,7 +854,7 @@ void Editor::handle_read_event()
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m_input_error = Error::ReadFailure;
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finish();
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return;
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return {};
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}
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m_incomplete_data.append(keybuf, nread);
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@ -854,7 +863,7 @@ void Editor::handle_read_event()
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if (available_bytes == 0) {
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m_input_error = Error::Empty;
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finish();
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return;
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return {};
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}
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auto reverse_tab = false;
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@ -900,7 +909,7 @@ void Editor::handle_read_event()
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default: {
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m_callback_machine.key_pressed(*this, { code_point, Key::Alt });
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m_state = InputState::Free;
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cleanup_suggestions();
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TRY(cleanup_suggestions());
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continue;
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}
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}
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@ -958,7 +967,7 @@ void Editor::handle_read_event()
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reverse_tab = true;
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break;
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}
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cleanup_suggestions();
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TRY(cleanup_suggestions());
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switch (csi_final) {
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case 'A': // ^[[A: arrow up
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@ -1064,7 +1073,7 @@ void Editor::handle_read_event()
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}
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// There are no sequences past this point, so short of 'tab', we will want to cleanup the suggestions.
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ArmedScopeGuard suggestion_cleanup { [this] { cleanup_suggestions(); } };
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ArmedScopeGuard suggestion_cleanup { [this] { cleanup_suggestions().release_value_but_fixme_should_propagate_errors(); } };
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// Normally ^D. `stty eof \^n` can change it to ^N (or something else), but Serenity doesn't have `stty` yet.
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// Process this here since the keybinds might override its behavior.
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@ -1156,8 +1165,8 @@ void Editor::handle_read_event()
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for (auto& view : completion_result.insert)
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insert(view);
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auto stderr_stream = Core::Stream::File::standard_error().release_value_but_fixme_should_propagate_errors();
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reposition_cursor(*stderr_stream);
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auto stderr_stream = TRY(Core::Stream::File::standard_error());
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TRY(reposition_cursor(*stderr_stream));
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if (completion_result.style_to_apply.has_value()) {
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// Apply the style of the last suggestion.
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@ -1178,12 +1187,12 @@ void Editor::handle_read_event()
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}
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if (m_times_tab_pressed > 1 && m_suggestion_manager.count() > 0) {
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if (m_suggestion_display->cleanup())
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reposition_cursor(*stderr_stream);
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if (TRY(m_suggestion_display->cleanup()))
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TRY(reposition_cursor(*stderr_stream));
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m_suggestion_display->set_initial_prompt_lines(m_prompt_lines_at_suggestion_initiation);
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m_suggestion_display->display(m_suggestion_manager);
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TRY(m_suggestion_display->display(m_suggestion_manager));
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m_origin_row = m_suggestion_display->origin_row();
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}
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@ -1199,8 +1208,8 @@ void Editor::handle_read_event()
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// We have none, or just one suggestion,
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// we should just commit that and continue
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// after it, as if it were auto-completed.
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reposition_cursor(*stderr_stream, true);
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cleanup_suggestions();
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TRY(reposition_cursor(*stderr_stream, true));
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TRY(cleanup_suggestions());
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m_remembered_suggestion_static_data.clear_with_capacity();
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}
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continue;
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@ -1209,7 +1218,7 @@ void Editor::handle_read_event()
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// If we got here, manually cleanup the suggestions and then insert the new code point.
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m_remembered_suggestion_static_data.clear_with_capacity();
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suggestion_cleanup.disarm();
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cleanup_suggestions();
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TRY(cleanup_suggestions());
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insert(code_point);
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}
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@ -1221,10 +1230,12 @@ void Editor::handle_read_event()
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}
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if (!m_incomplete_data.is_empty() && !m_finish)
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deferred_invoke([&] { try_update_once(); });
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deferred_invoke([&] { try_update_once().release_value_but_fixme_should_propagate_errors(); });
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return {};
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}
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void Editor::cleanup_suggestions()
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ErrorOr<void> Editor::cleanup_suggestions()
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{
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if (m_times_tab_pressed != 0) {
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// Apply the style of the last suggestion.
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@ -1232,15 +1243,16 @@ void Editor::cleanup_suggestions()
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stylize({ m_suggestion_manager.current_suggestion().start_index, m_cursor, Span::Mode::CodepointOriented }, m_suggestion_manager.current_suggestion().style);
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// We probably have some suggestions drawn,
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// let's clean them up.
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if (m_suggestion_display->cleanup()) {
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auto stderr_stream = Core::Stream::File::standard_error().release_value_but_fixme_should_propagate_errors();
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reposition_cursor(*stderr_stream);
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if (TRY(m_suggestion_display->cleanup())) {
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auto stderr_stream = TRY(Core::Stream::File::standard_error());
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TRY(reposition_cursor(*stderr_stream));
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m_refresh_needed = true;
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}
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m_suggestion_manager.reset();
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m_suggestion_display->finish();
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}
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m_times_tab_pressed = 0; // Safe to say if we get here, the user didn't press TAB
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return {};
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}
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bool Editor::search(StringView phrase, bool allow_empty, bool from_beginning)
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@ -1298,22 +1310,24 @@ void Editor::recalculate_origin()
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// but that will be calculated and applied at the next
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// refresh cycle.
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}
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void Editor::cleanup()
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ErrorOr<void> Editor::cleanup()
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{
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auto current_buffer_metrics = actual_rendered_string_metrics(buffer_view(), m_current_masks);
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auto new_lines = current_prompt_metrics().lines_with_addition(current_buffer_metrics, m_num_columns);
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if (new_lines < m_shown_lines)
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m_extra_forward_lines = max(m_shown_lines - new_lines, m_extra_forward_lines);
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auto stderr_stream = Core::Stream::File::standard_error().release_value_but_fixme_should_propagate_errors();
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reposition_cursor(*stderr_stream, true);
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auto stderr_stream = TRY(Core::Stream::File::standard_error());
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TRY(reposition_cursor(*stderr_stream, true));
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auto current_line = num_lines() - 1;
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VT::clear_lines(current_line, m_extra_forward_lines, *stderr_stream);
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TRY(VT::clear_lines(current_line, m_extra_forward_lines, *stderr_stream));
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m_extra_forward_lines = 0;
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reposition_cursor(*stderr_stream);
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TRY(reposition_cursor(*stderr_stream));
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return {};
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};
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void Editor::refresh_display()
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ErrorOr<void> Editor::refresh_display()
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{
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Core::Stream::AllocatingMemoryStream output_stream;
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ScopeGuard flush_stream {
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@ -1339,7 +1353,7 @@ void Editor::refresh_display()
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m_refresh_needed = true;
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swap(m_previous_num_columns, m_num_columns);
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recalculate_origin();
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cleanup();
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TRY(cleanup());
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swap(m_previous_num_columns, m_num_columns);
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has_cleaned_up = true;
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}
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@ -1353,22 +1367,22 @@ void Editor::refresh_display()
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if (m_origin_row + current_num_lines > m_num_lines) {
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if (current_num_lines > m_num_lines) {
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for (size_t i = 0; i < m_num_lines; ++i)
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output_stream.write_entire_buffer("\n"sv.bytes()).release_value_but_fixme_should_propagate_errors();
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TRY(output_stream.write_entire_buffer("\n"sv.bytes()));
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m_origin_row = 0;
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} else {
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auto old_origin_row = m_origin_row;
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m_origin_row = m_num_lines - current_num_lines + 1;
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for (size_t i = 0; i < old_origin_row - m_origin_row; ++i)
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output_stream.write_entire_buffer("\n"sv.bytes()).release_value_but_fixme_should_propagate_errors();
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TRY(output_stream.write_entire_buffer("\n"sv.bytes()));
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}
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}
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// Do not call hook on pure cursor movement.
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if (m_cached_prompt_valid && !m_refresh_needed && m_pending_chars.size() == 0) {
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// Probably just moving around.
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reposition_cursor(output_stream);
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TRY(reposition_cursor(output_stream));
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m_cached_buffer_metrics = actual_rendered_string_metrics(buffer_view(), m_current_masks);
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m_drawn_end_of_line_offset = m_buffer.size();
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return;
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return {};
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}
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if (on_display_refresh)
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@ -1378,17 +1392,17 @@ void Editor::refresh_display()
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if (!m_refresh_needed && m_cursor == m_buffer.size()) {
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// Just write the characters out and continue,
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// no need to refresh the entire line.
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output_stream.write_entire_buffer(m_pending_chars).release_value_but_fixme_should_propagate_errors();
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TRY(output_stream.write_entire_buffer(m_pending_chars));
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m_pending_chars.clear();
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m_drawn_cursor = m_cursor;
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m_drawn_end_of_line_offset = m_buffer.size();
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m_cached_buffer_metrics = actual_rendered_string_metrics(buffer_view(), m_current_masks);
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m_drawn_spans = m_current_spans;
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return;
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return {};
|
||||
}
|
||||
}
|
||||
|
||||
auto apply_styles = [&, empty_styles = HashMap<u32, Style> {}](size_t i) {
|
||||
auto apply_styles = [&, empty_styles = HashMap<u32, Style> {}](size_t i) -> ErrorOr<void> {
|
||||
auto ends = m_current_spans.m_spans_ending.get(i).value_or(empty_styles);
|
||||
auto starts = m_current_spans.m_spans_starting.get(i).value_or(empty_styles);
|
||||
|
||||
|
|
@ -1405,11 +1419,11 @@ void Editor::refresh_display()
|
|||
style.unify_with(applicable_style.value);
|
||||
|
||||
// Disable any style that should be turned off.
|
||||
VT::apply_style(style, output_stream, false);
|
||||
TRY(VT::apply_style(style, output_stream, false));
|
||||
|
||||
// Reapply styles for overlapping spans that include this one.
|
||||
style = find_applicable_style(i);
|
||||
VT::apply_style(style, output_stream, true);
|
||||
TRY(VT::apply_style(style, output_stream, true));
|
||||
}
|
||||
if (starts.size() || anchored_starts.size()) {
|
||||
Style style;
|
||||
|
|
@ -1421,8 +1435,10 @@ void Editor::refresh_display()
|
|||
style.unify_with(applicable_style.value);
|
||||
|
||||
// Set new styles.
|
||||
VT::apply_style(style, output_stream, true);
|
||||
TRY(VT::apply_style(style, output_stream, true));
|
||||
}
|
||||
|
||||
return {};
|
||||
};
|
||||
|
||||
auto print_character_at = [&](size_t i) {
|
||||
|
|
@ -1445,7 +1461,7 @@ void Editor::refresh_display()
|
|||
} else {
|
||||
c = m_buffer[i];
|
||||
}
|
||||
auto print_single_character = [&](auto c) {
|
||||
auto print_single_character = [&](auto c) -> ErrorOr<void> {
|
||||
StringBuilder builder;
|
||||
bool should_print_masked = is_ascii_control(c) && c != '\n';
|
||||
bool should_print_caret = c < 64 && should_print_masked;
|
||||
|
|
@ -1457,30 +1473,32 @@ void Editor::refresh_display()
|
|||
builder.append(Utf32View { &c, 1 });
|
||||
|
||||
if (should_print_masked)
|
||||
output_stream.write_entire_buffer("\033[7m"sv.bytes()).release_value_but_fixme_should_propagate_errors();
|
||||
TRY(output_stream.write_entire_buffer("\033[7m"sv.bytes()));
|
||||
|
||||
output_stream.write_entire_buffer(builder.string_view().bytes()).release_value_but_fixme_should_propagate_errors();
|
||||
TRY(output_stream.write_entire_buffer(builder.string_view().bytes()));
|
||||
|
||||
if (should_print_masked)
|
||||
output_stream.write_entire_buffer("\033[27m"sv.bytes()).release_value_but_fixme_should_propagate_errors();
|
||||
TRY(output_stream.write_entire_buffer("\033[27m"sv.bytes()));
|
||||
|
||||
return {};
|
||||
};
|
||||
c.visit(
|
||||
[&](u32 c) { print_single_character(c); },
|
||||
[&](auto& view) { for (auto c : view) print_single_character(c); });
|
||||
[&](u32 c) { print_single_character(c).release_value_but_fixme_should_propagate_errors(); },
|
||||
[&](auto& view) { for (auto c : view) print_single_character(c).release_value_but_fixme_should_propagate_errors(); });
|
||||
};
|
||||
|
||||
// If there have been no changes to previous sections of the line (style or text)
|
||||
// just append the new text with the appropriate styles.
|
||||
if (!m_always_refresh && m_cached_prompt_valid && m_chars_touched_in_the_middle == 0 && m_drawn_spans.contains_up_to_offset(m_current_spans, m_drawn_cursor)) {
|
||||
auto initial_style = find_applicable_style(m_drawn_end_of_line_offset);
|
||||
VT::apply_style(initial_style, output_stream);
|
||||
TRY(VT::apply_style(initial_style, output_stream));
|
||||
|
||||
for (size_t i = m_drawn_end_of_line_offset; i < m_buffer.size(); ++i) {
|
||||
apply_styles(i);
|
||||
TRY(apply_styles(i));
|
||||
print_character_at(i);
|
||||
}
|
||||
|
||||
VT::apply_style(Style::reset_style(), output_stream);
|
||||
TRY(VT::apply_style(Style::reset_style(), output_stream));
|
||||
m_pending_chars.clear();
|
||||
m_refresh_needed = false;
|
||||
m_cached_buffer_metrics = actual_rendered_string_metrics(buffer_view(), m_current_masks);
|
||||
|
|
@ -1489,7 +1507,7 @@ void Editor::refresh_display()
|
|||
m_drawn_end_of_line_offset = m_buffer.size();
|
||||
|
||||
// No need to reposition the cursor, the cursor is already where it needs to be.
|
||||
return;
|
||||
return {};
|
||||
}
|
||||
|
||||
if constexpr (LINE_EDITOR_DEBUG) {
|
||||
|
|
@ -1514,20 +1532,20 @@ void Editor::refresh_display()
|
|||
|
||||
// Ouch, reflow entire line.
|
||||
if (!has_cleaned_up) {
|
||||
cleanup();
|
||||
TRY(cleanup());
|
||||
}
|
||||
VT::move_absolute(m_origin_row, m_origin_column, output_stream);
|
||||
TRY(VT::move_absolute(m_origin_row, m_origin_column, output_stream));
|
||||
|
||||
output_stream.write_entire_buffer(m_new_prompt.bytes()).release_value_but_fixme_should_propagate_errors();
|
||||
TRY(output_stream.write_entire_buffer(m_new_prompt.bytes()));
|
||||
|
||||
VT::clear_to_end_of_line(output_stream);
|
||||
TRY(VT::clear_to_end_of_line(output_stream));
|
||||
StringBuilder builder;
|
||||
for (size_t i = 0; i < m_buffer.size(); ++i) {
|
||||
apply_styles(i);
|
||||
TRY(apply_styles(i));
|
||||
print_character_at(i);
|
||||
}
|
||||
|
||||
VT::apply_style(Style::reset_style(), output_stream); // don't bleed to EOL
|
||||
TRY(VT::apply_style(Style::reset_style(), output_stream)); // don't bleed to EOL
|
||||
|
||||
m_pending_chars.clear();
|
||||
m_refresh_needed = false;
|
||||
|
|
@ -1537,7 +1555,8 @@ void Editor::refresh_display()
|
|||
m_drawn_end_of_line_offset = m_buffer.size();
|
||||
m_cached_prompt_valid = true;
|
||||
|
||||
reposition_cursor(output_stream);
|
||||
TRY(reposition_cursor(output_stream));
|
||||
return {};
|
||||
}
|
||||
|
||||
void Editor::strip_styles(bool strip_anchored)
|
||||
|
|
@ -1555,7 +1574,7 @@ void Editor::strip_styles(bool strip_anchored)
|
|||
m_refresh_needed = true;
|
||||
}
|
||||
|
||||
void Editor::reposition_cursor(Core::Stream::Stream& stream, bool to_end)
|
||||
ErrorOr<void> Editor::reposition_cursor(Core::Stream::Stream& stream, bool to_end)
|
||||
{
|
||||
auto cursor = m_cursor;
|
||||
auto saved_cursor = m_cursor;
|
||||
|
|
@ -1571,17 +1590,18 @@ void Editor::reposition_cursor(Core::Stream::Stream& stream, bool to_end)
|
|||
ensure_free_lines_from_origin(line);
|
||||
|
||||
VERIFY(column + m_origin_column <= m_num_columns);
|
||||
VT::move_absolute(line + m_origin_row, column + m_origin_column, stream);
|
||||
TRY(VT::move_absolute(line + m_origin_row, column + m_origin_column, stream));
|
||||
|
||||
m_cursor = saved_cursor;
|
||||
return {};
|
||||
}
|
||||
|
||||
void VT::move_absolute(u32 row, u32 col, Core::Stream::Stream& stream)
|
||||
ErrorOr<void> VT::move_absolute(u32 row, u32 col, Core::Stream::Stream& stream)
|
||||
{
|
||||
stream.write_entire_buffer(DeprecatedString::formatted("\033[{};{}H", row, col).bytes()).release_value_but_fixme_should_propagate_errors();
|
||||
return stream.write_entire_buffer(DeprecatedString::formatted("\033[{};{}H", row, col).bytes());
|
||||
}
|
||||
|
||||
void VT::move_relative(int row, int col, Core::Stream::Stream& stream)
|
||||
ErrorOr<void> VT::move_relative(int row, int col, Core::Stream::Stream& stream)
|
||||
{
|
||||
char x_op = 'A', y_op = 'D';
|
||||
|
||||
|
|
@ -1595,9 +1615,11 @@ void VT::move_relative(int row, int col, Core::Stream::Stream& stream)
|
|||
col = -col;
|
||||
|
||||
if (row > 0)
|
||||
stream.write_entire_buffer(DeprecatedString::formatted("\033[{}{}", row, x_op).bytes()).release_value_but_fixme_should_propagate_errors();
|
||||
TRY(stream.write_entire_buffer(DeprecatedString::formatted("\033[{}{}", row, x_op).bytes()));
|
||||
if (col > 0)
|
||||
stream.write_entire_buffer(DeprecatedString::formatted("\033[{}{}", col, y_op).bytes()).release_value_but_fixme_should_propagate_errors();
|
||||
TRY(stream.write_entire_buffer(DeprecatedString::formatted("\033[{}{}", col, y_op).bytes()));
|
||||
|
||||
return {};
|
||||
}
|
||||
|
||||
Style Editor::find_applicable_style(size_t offset) const
|
||||
|
|
@ -1731,53 +1753,56 @@ DeprecatedString Style::to_deprecated_string() const
|
|||
return builder.build();
|
||||
}
|
||||
|
||||
void VT::apply_style(Style const& style, Core::Stream::Stream& stream, bool is_starting)
|
||||
ErrorOr<void> VT::apply_style(Style const& style, Core::Stream::Stream& stream, bool is_starting)
|
||||
{
|
||||
if (is_starting) {
|
||||
stream.write_entire_buffer(DeprecatedString::formatted("\033[{};{};{}m{}{}{}",
|
||||
style.bold() ? 1 : 22,
|
||||
style.underline() ? 4 : 24,
|
||||
style.italic() ? 3 : 23,
|
||||
style.background().to_vt_escape(),
|
||||
style.foreground().to_vt_escape(),
|
||||
style.hyperlink().to_vt_escape(true))
|
||||
.bytes())
|
||||
.release_value_but_fixme_should_propagate_errors();
|
||||
TRY(stream.write_entire_buffer(DeprecatedString::formatted("\033[{};{};{}m{}{}{}",
|
||||
style.bold() ? 1 : 22,
|
||||
style.underline() ? 4 : 24,
|
||||
style.italic() ? 3 : 23,
|
||||
style.background().to_vt_escape(),
|
||||
style.foreground().to_vt_escape(),
|
||||
style.hyperlink().to_vt_escape(true))
|
||||
.bytes()));
|
||||
} else {
|
||||
stream.write_entire_buffer(style.hyperlink().to_vt_escape(false).bytes()).release_value_but_fixme_should_propagate_errors();
|
||||
TRY(stream.write_entire_buffer(style.hyperlink().to_vt_escape(false).bytes()));
|
||||
}
|
||||
|
||||
return {};
|
||||
}
|
||||
|
||||
void VT::clear_lines(size_t count_above, size_t count_below, Core::Stream::Stream& stream)
|
||||
ErrorOr<void> VT::clear_lines(size_t count_above, size_t count_below, Core::Stream::Stream& stream)
|
||||
{
|
||||
if (count_below + count_above == 0) {
|
||||
stream.write_entire_buffer("\033[2K"sv.bytes()).release_value_but_fixme_should_propagate_errors();
|
||||
TRY(stream.write_entire_buffer("\033[2K"sv.bytes()));
|
||||
} else {
|
||||
// Go down count_below lines.
|
||||
if (count_below > 0)
|
||||
stream.write_entire_buffer(DeprecatedString::formatted("\033[{}B", count_below).bytes()).release_value_but_fixme_should_propagate_errors();
|
||||
TRY(stream.write_entire_buffer(DeprecatedString::formatted("\033[{}B", count_below).bytes()));
|
||||
// Then clear lines going upwards.
|
||||
for (size_t i = count_below + count_above; i > 0; --i) {
|
||||
stream.write_entire_buffer("\033[2K"sv.bytes()).release_value_but_fixme_should_propagate_errors();
|
||||
TRY(stream.write_entire_buffer("\033[2K"sv.bytes()));
|
||||
if (i != 1)
|
||||
stream.write_entire_buffer("\033[A"sv.bytes()).release_value_but_fixme_should_propagate_errors();
|
||||
TRY(stream.write_entire_buffer("\033[A"sv.bytes()));
|
||||
}
|
||||
}
|
||||
|
||||
return {};
|
||||
}
|
||||
|
||||
void VT::save_cursor(Core::Stream::Stream& stream)
|
||||
ErrorOr<void> VT::save_cursor(Core::Stream::Stream& stream)
|
||||
{
|
||||
stream.write_entire_buffer("\033[s"sv.bytes()).release_value_but_fixme_should_propagate_errors();
|
||||
return stream.write_entire_buffer("\033[s"sv.bytes());
|
||||
}
|
||||
|
||||
void VT::restore_cursor(Core::Stream::Stream& stream)
|
||||
ErrorOr<void> VT::restore_cursor(Core::Stream::Stream& stream)
|
||||
{
|
||||
stream.write_entire_buffer("\033[u"sv.bytes()).release_value_but_fixme_should_propagate_errors();
|
||||
return stream.write_entire_buffer("\033[u"sv.bytes());
|
||||
}
|
||||
|
||||
void VT::clear_to_end_of_line(Core::Stream::Stream& stream)
|
||||
ErrorOr<void> VT::clear_to_end_of_line(Core::Stream::Stream& stream)
|
||||
{
|
||||
stream.write_entire_buffer("\033[K"sv.bytes()).release_value_but_fixme_should_propagate_errors();
|
||||
return stream.write_entire_buffer("\033[K"sv.bytes());
|
||||
}
|
||||
|
||||
enum VTState {
|
||||
|
|
|
|||
|
|
@ -183,8 +183,8 @@ public:
|
|||
|
||||
#undef __ENUMERATE_EDITOR_INTERNAL_FUNCTION
|
||||
|
||||
void interrupted();
|
||||
void resized();
|
||||
ErrorOr<void> interrupted();
|
||||
ErrorOr<void> resized();
|
||||
|
||||
size_t cursor() const { return m_cursor; }
|
||||
void set_cursor(size_t cursor)
|
||||
|
|
@ -252,7 +252,7 @@ public:
|
|||
[this, previous_value] {
|
||||
m_prohibit_input_processing = previous_value;
|
||||
if (!m_prohibit_input_processing && m_have_unprocessed_read_event)
|
||||
handle_read_event();
|
||||
handle_read_event().release_value_but_fixme_should_propagate_errors();
|
||||
}
|
||||
};
|
||||
}
|
||||
|
|
@ -270,10 +270,10 @@ private:
|
|||
// FIXME: Port to Core::Property
|
||||
void save_to(JsonObject&);
|
||||
|
||||
void try_update_once();
|
||||
ErrorOr<void> try_update_once();
|
||||
void handle_interrupt_event();
|
||||
void handle_read_event();
|
||||
void handle_resize_event(bool reset_origin);
|
||||
ErrorOr<void> handle_read_event();
|
||||
ErrorOr<void> handle_resize_event(bool reset_origin);
|
||||
|
||||
void ensure_free_lines_from_origin(size_t count);
|
||||
|
||||
|
|
@ -326,10 +326,10 @@ private:
|
|||
m_paste_buffer.clear_with_capacity();
|
||||
}
|
||||
|
||||
void refresh_display();
|
||||
void cleanup();
|
||||
void cleanup_suggestions();
|
||||
void really_quit_event_loop();
|
||||
ErrorOr<void> refresh_display();
|
||||
ErrorOr<void> cleanup();
|
||||
ErrorOr<void> cleanup_suggestions();
|
||||
ErrorOr<void> really_quit_event_loop();
|
||||
|
||||
void restore()
|
||||
{
|
||||
|
|
@ -393,7 +393,7 @@ private:
|
|||
}
|
||||
|
||||
void recalculate_origin();
|
||||
void reposition_cursor(Core::Stream::Stream&, bool to_end = false);
|
||||
ErrorOr<void> reposition_cursor(Core::Stream::Stream&, bool to_end = false);
|
||||
|
||||
struct CodepointRange {
|
||||
size_t start { 0 };
|
||||
|
|
|
|||
|
|
@ -159,7 +159,7 @@ void Editor::finish_edit()
|
|||
if (!m_always_refresh) {
|
||||
m_input_error = Error::Eof;
|
||||
finish();
|
||||
really_quit_event_loop();
|
||||
really_quit_event_loop().release_value_but_fixme_should_propagate_errors();
|
||||
}
|
||||
}
|
||||
|
||||
|
|
@ -233,7 +233,7 @@ void Editor::enter_search()
|
|||
|
||||
m_search_editor->on_display_refresh = [this](Editor& search_editor) {
|
||||
// Remove the search editor prompt before updating ourselves (this avoids artifacts when we move the search editor around).
|
||||
search_editor.cleanup();
|
||||
search_editor.cleanup().release_value_but_fixme_should_propagate_errors();
|
||||
|
||||
StringBuilder builder;
|
||||
builder.append(Utf32View { search_editor.buffer().data(), search_editor.buffer().size() });
|
||||
|
|
@ -244,7 +244,7 @@ void Editor::enter_search()
|
|||
m_cursor = 0;
|
||||
}
|
||||
|
||||
refresh_display();
|
||||
refresh_display().release_value_but_fixme_should_propagate_errors();
|
||||
|
||||
// Move the search prompt below ours and tell it to redraw itself.
|
||||
auto prompt_end_line = current_prompt_metrics().lines_with_addition(m_cached_buffer_metrics, m_num_columns);
|
||||
|
|
@ -264,7 +264,7 @@ void Editor::enter_search()
|
|||
search_editor.finish();
|
||||
m_reset_buffer_on_search_end = true;
|
||||
search_editor.end_search();
|
||||
search_editor.deferred_invoke([&search_editor] { search_editor.really_quit_event_loop(); });
|
||||
search_editor.deferred_invoke([&search_editor] { search_editor.really_quit_event_loop().release_value_but_fixme_should_propagate_errors(); });
|
||||
return false;
|
||||
});
|
||||
|
||||
|
|
@ -293,7 +293,7 @@ void Editor::enter_search()
|
|||
TemporaryChange refresh_change { m_always_refresh, true };
|
||||
set_origin(1, 1);
|
||||
m_refresh_needed = true;
|
||||
refresh_display();
|
||||
refresh_display().release_value_but_fixme_should_propagate_errors();
|
||||
}
|
||||
|
||||
// move the search prompt below ours
|
||||
|
|
@ -342,12 +342,12 @@ void Editor::enter_search()
|
|||
|
||||
// Manually cleanup the search line.
|
||||
auto stderr_stream = Core::Stream::File::standard_error().release_value_but_fixme_should_propagate_errors();
|
||||
reposition_cursor(*stderr_stream);
|
||||
reposition_cursor(*stderr_stream).release_value_but_fixme_should_propagate_errors();
|
||||
auto search_metrics = actual_rendered_string_metrics(search_string, {});
|
||||
auto metrics = actual_rendered_string_metrics(search_prompt, {});
|
||||
VT::clear_lines(0, metrics.lines_with_addition(search_metrics, m_num_columns) + search_end_row - m_origin_row - 1, *stderr_stream);
|
||||
VT::clear_lines(0, metrics.lines_with_addition(search_metrics, m_num_columns) + search_end_row - m_origin_row - 1, *stderr_stream).release_value_but_fixme_should_propagate_errors();
|
||||
|
||||
reposition_cursor(*stderr_stream);
|
||||
reposition_cursor(*stderr_stream).release_value_but_fixme_should_propagate_errors();
|
||||
|
||||
m_refresh_needed = true;
|
||||
m_cached_prompt_valid = false;
|
||||
|
|
@ -434,7 +434,7 @@ void Editor::clear_screen()
|
|||
{
|
||||
warn("\033[3J\033[H\033[2J");
|
||||
auto stream = Core::Stream::File::standard_error().release_value_but_fixme_should_propagate_errors();
|
||||
VT::move_absolute(1, 1, *stream);
|
||||
VT::move_absolute(1, 1, *stream).release_value_but_fixme_should_propagate_errors();
|
||||
set_origin(1, 1);
|
||||
m_refresh_needed = true;
|
||||
m_cached_prompt_valid = false;
|
||||
|
|
@ -569,11 +569,7 @@ void Editor::edit_in_external_editor()
|
|||
}
|
||||
|
||||
{
|
||||
auto file_or_error = Core::Stream::File::open({ file_path, strlen(file_path) }, Core::Stream::OpenMode::Read);
|
||||
if (file_or_error.is_error())
|
||||
return;
|
||||
|
||||
auto file = file_or_error.release_value();
|
||||
auto file = Core::Stream::File::open({ file_path, strlen(file_path) }, Core::Stream::OpenMode::Read).release_value_but_fixme_should_propagate_errors();
|
||||
auto contents = file->read_until_eof().release_value_but_fixme_should_propagate_errors();
|
||||
StringView data { contents };
|
||||
while (data.ends_with('\n'))
|
||||
|
|
|
|||
|
|
@ -18,20 +18,22 @@ class Editor;
|
|||
class SuggestionDisplay {
|
||||
public:
|
||||
virtual ~SuggestionDisplay() = default;
|
||||
virtual void display(SuggestionManager const&) = 0;
|
||||
virtual bool cleanup() = 0;
|
||||
virtual ErrorOr<void> display(SuggestionManager const&) = 0;
|
||||
virtual ErrorOr<bool> cleanup() = 0;
|
||||
virtual void finish() = 0;
|
||||
virtual void set_initial_prompt_lines(size_t) = 0;
|
||||
|
||||
void redisplay(SuggestionManager const& manager, size_t lines, size_t columns)
|
||||
ErrorOr<void> redisplay(SuggestionManager const& manager, size_t lines, size_t columns)
|
||||
{
|
||||
if (m_is_showing_suggestions) {
|
||||
cleanup();
|
||||
TRY(cleanup());
|
||||
set_vt_size(lines, columns);
|
||||
display(manager);
|
||||
TRY(display(manager));
|
||||
} else {
|
||||
set_vt_size(lines, columns);
|
||||
}
|
||||
|
||||
return {};
|
||||
}
|
||||
|
||||
virtual void set_vt_size(size_t lines, size_t columns) = 0;
|
||||
|
|
@ -62,8 +64,8 @@ public:
|
|||
{
|
||||
}
|
||||
virtual ~XtermSuggestionDisplay() override = default;
|
||||
virtual void display(SuggestionManager const&) override;
|
||||
virtual bool cleanup() override;
|
||||
virtual ErrorOr<void> display(SuggestionManager const&) override;
|
||||
virtual ErrorOr<bool> cleanup() override;
|
||||
virtual void finish() override
|
||||
{
|
||||
m_pages.clear();
|
||||
|
|
|
|||
|
|
@ -182,13 +182,13 @@ SuggestionManager::CompletionAttemptResult SuggestionManager::attempt_completion
|
|||
return result;
|
||||
}
|
||||
|
||||
size_t SuggestionManager::for_each_suggestion(Function<IterationDecision(CompletionSuggestion const&, size_t)> callback) const
|
||||
ErrorOr<size_t> SuggestionManager::for_each_suggestion(Function<ErrorOr<IterationDecision>(CompletionSuggestion const&, size_t)> callback) const
|
||||
{
|
||||
size_t start_index { 0 };
|
||||
for (auto& suggestion : m_suggestions) {
|
||||
if (start_index++ < m_last_displayed_suggestion_index)
|
||||
continue;
|
||||
if (callback(suggestion, start_index - 1) == IterationDecision::Break)
|
||||
if (TRY(callback(suggestion, start_index - 1)) == IterationDecision::Break)
|
||||
break;
|
||||
}
|
||||
return start_index;
|
||||
|
|
|
|||
|
|
@ -78,7 +78,7 @@ public:
|
|||
size_t next_index() const { return m_next_suggestion_index; }
|
||||
void set_start_index(size_t index) const { m_last_displayed_suggestion_index = index; }
|
||||
|
||||
size_t for_each_suggestion(Function<IterationDecision(CompletionSuggestion const&, size_t)>) const;
|
||||
ErrorOr<size_t> for_each_suggestion(Function<ErrorOr<IterationDecision>(CompletionSuggestion const&, size_t)>) const;
|
||||
|
||||
enum CompletionMode {
|
||||
DontComplete,
|
||||
|
|
|
|||
|
|
@ -13,13 +13,13 @@
|
|||
namespace Line {
|
||||
namespace VT {
|
||||
|
||||
void save_cursor(Core::Stream::Stream&);
|
||||
void restore_cursor(Core::Stream::Stream&);
|
||||
void clear_to_end_of_line(Core::Stream::Stream&);
|
||||
void clear_lines(size_t count_above, size_t count_below, Core::Stream::Stream&);
|
||||
void move_relative(int x, int y, Core::Stream::Stream&);
|
||||
void move_absolute(u32 x, u32 y, Core::Stream::Stream&);
|
||||
void apply_style(Style const&, Core::Stream::Stream&, bool is_starting = true);
|
||||
ErrorOr<void> save_cursor(Core::Stream::Stream&);
|
||||
ErrorOr<void> restore_cursor(Core::Stream::Stream&);
|
||||
ErrorOr<void> clear_to_end_of_line(Core::Stream::Stream&);
|
||||
ErrorOr<void> clear_lines(size_t count_above, size_t count_below, Core::Stream::Stream&);
|
||||
ErrorOr<void> move_relative(int x, int y, Core::Stream::Stream&);
|
||||
ErrorOr<void> move_absolute(u32 x, u32 y, Core::Stream::Stream&);
|
||||
ErrorOr<void> apply_style(Style const&, Core::Stream::Stream&, bool is_starting = true);
|
||||
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -13,30 +13,30 @@
|
|||
|
||||
namespace Line {
|
||||
|
||||
void XtermSuggestionDisplay::display(SuggestionManager const& manager)
|
||||
ErrorOr<void> XtermSuggestionDisplay::display(SuggestionManager const& manager)
|
||||
{
|
||||
did_display();
|
||||
|
||||
auto stderr_stream = Core::Stream::File::standard_error().release_value_but_fixme_should_propagate_errors();
|
||||
auto stderr_stream = TRY(Core::Stream::File::standard_error());
|
||||
|
||||
size_t longest_suggestion_length = 0;
|
||||
size_t longest_suggestion_byte_length = 0;
|
||||
size_t longest_suggestion_byte_length_without_trivia = 0;
|
||||
|
||||
manager.set_start_index(0);
|
||||
manager.for_each_suggestion([&](auto& suggestion, auto) {
|
||||
TRY(manager.for_each_suggestion([&](auto& suggestion, auto) {
|
||||
longest_suggestion_length = max(longest_suggestion_length, suggestion.text_view.length() + suggestion.display_trivia_view.length());
|
||||
longest_suggestion_byte_length = max(longest_suggestion_byte_length, suggestion.text_string.length() + suggestion.display_trivia_string.length());
|
||||
longest_suggestion_byte_length_without_trivia = max(longest_suggestion_byte_length_without_trivia, suggestion.text_string.length());
|
||||
return IterationDecision::Continue;
|
||||
});
|
||||
}));
|
||||
|
||||
size_t num_printed = 0;
|
||||
size_t lines_used = 1;
|
||||
|
||||
VT::save_cursor(*stderr_stream);
|
||||
VT::clear_lines(0, m_lines_used_for_last_suggestions, *stderr_stream);
|
||||
VT::restore_cursor(*stderr_stream);
|
||||
TRY(VT::save_cursor(*stderr_stream));
|
||||
TRY(VT::clear_lines(0, m_lines_used_for_last_suggestions, *stderr_stream));
|
||||
TRY(VT::restore_cursor(*stderr_stream));
|
||||
|
||||
auto spans_entire_line { false };
|
||||
Vector<StringMetrics::LineMetrics> lines;
|
||||
|
|
@ -50,12 +50,12 @@ void XtermSuggestionDisplay::display(SuggestionManager const& manager)
|
|||
// the suggestion list to fit in the prompt line.
|
||||
auto start = max_line_count - m_prompt_lines_at_suggestion_initiation;
|
||||
for (size_t i = start; i < max_line_count; ++i)
|
||||
stderr_stream->write("\n"sv.bytes()).release_value_but_fixme_should_propagate_errors();
|
||||
TRY(stderr_stream->write("\n"sv.bytes()));
|
||||
lines_used += max_line_count;
|
||||
longest_suggestion_length = 0;
|
||||
}
|
||||
|
||||
VT::move_absolute(max_line_count + m_origin_row, 1, *stderr_stream);
|
||||
TRY(VT::move_absolute(max_line_count + m_origin_row, 1, *stderr_stream));
|
||||
|
||||
if (m_pages.is_empty()) {
|
||||
size_t num_printed = 0;
|
||||
|
|
@ -63,7 +63,7 @@ void XtermSuggestionDisplay::display(SuggestionManager const& manager)
|
|||
// Cache the pages.
|
||||
manager.set_start_index(0);
|
||||
size_t page_start = 0;
|
||||
manager.for_each_suggestion([&](auto& suggestion, auto index) {
|
||||
TRY(manager.for_each_suggestion([&](auto& suggestion, auto index) {
|
||||
size_t next_column = num_printed + suggestion.text_view.length() + longest_suggestion_length + 2;
|
||||
if (next_column > m_num_columns) {
|
||||
auto lines = (suggestion.text_view.length() + m_num_columns - 1) / m_num_columns;
|
||||
|
|
@ -84,7 +84,7 @@ void XtermSuggestionDisplay::display(SuggestionManager const& manager)
|
|||
num_printed += longest_suggestion_length + 2;
|
||||
|
||||
return IterationDecision::Continue;
|
||||
});
|
||||
}));
|
||||
// Append the last page.
|
||||
m_pages.append({ page_start, manager.count() });
|
||||
}
|
||||
|
|
@ -92,13 +92,13 @@ void XtermSuggestionDisplay::display(SuggestionManager const& manager)
|
|||
auto page_index = fit_to_page_boundary(manager.next_index());
|
||||
|
||||
manager.set_start_index(m_pages[page_index].start);
|
||||
manager.for_each_suggestion([&](auto& suggestion, auto index) {
|
||||
TRY(manager.for_each_suggestion([&](auto& suggestion, auto index) -> ErrorOr<IterationDecision> {
|
||||
size_t next_column = num_printed + suggestion.text_view.length() + longest_suggestion_length + 2;
|
||||
|
||||
if (next_column > m_num_columns) {
|
||||
auto lines = (suggestion.text_view.length() + m_num_columns - 1) / m_num_columns;
|
||||
lines_used += lines;
|
||||
stderr_stream->write("\n"sv.bytes()).release_value_but_fixme_should_propagate_errors();
|
||||
TRY(stderr_stream->write("\n"sv.bytes()));
|
||||
num_printed = 0;
|
||||
}
|
||||
|
||||
|
|
@ -109,23 +109,23 @@ void XtermSuggestionDisplay::display(SuggestionManager const& manager)
|
|||
|
||||
// Only apply color to the selection if something is *actually* added to the buffer.
|
||||
if (manager.is_current_suggestion_complete() && index == manager.next_index()) {
|
||||
VT::apply_style({ Style::Foreground(Style::XtermColor::Blue) }, *stderr_stream);
|
||||
TRY(VT::apply_style({ Style::Foreground(Style::XtermColor::Blue) }, *stderr_stream));
|
||||
}
|
||||
|
||||
if (spans_entire_line) {
|
||||
num_printed += m_num_columns;
|
||||
stderr_stream->write(suggestion.text_string.bytes()).release_value_but_fixme_should_propagate_errors();
|
||||
stderr_stream->write(suggestion.display_trivia_string.bytes()).release_value_but_fixme_should_propagate_errors();
|
||||
TRY(stderr_stream->write(suggestion.text_string.bytes()));
|
||||
TRY(stderr_stream->write(suggestion.display_trivia_string.bytes()));
|
||||
} else {
|
||||
auto field = DeprecatedString::formatted("{: <{}} {}", suggestion.text_string, longest_suggestion_byte_length_without_trivia, suggestion.display_trivia_string);
|
||||
stderr_stream->write(DeprecatedString::formatted("{: <{}}", field, longest_suggestion_byte_length + 2).bytes()).release_value_but_fixme_should_propagate_errors();
|
||||
TRY(stderr_stream->write(DeprecatedString::formatted("{: <{}}", field, longest_suggestion_byte_length + 2).bytes()));
|
||||
num_printed += longest_suggestion_length + 2;
|
||||
}
|
||||
|
||||
if (manager.is_current_suggestion_complete() && index == manager.next_index())
|
||||
VT::apply_style(Style::reset_style(), *stderr_stream);
|
||||
TRY(VT::apply_style(Style::reset_style(), *stderr_stream));
|
||||
return IterationDecision::Continue;
|
||||
});
|
||||
}));
|
||||
|
||||
m_lines_used_for_last_suggestions = lines_used;
|
||||
|
||||
|
|
@ -144,23 +144,25 @@ void XtermSuggestionDisplay::display(SuggestionManager const& manager)
|
|||
|
||||
if (string.length() > m_num_columns - 1) {
|
||||
// This would overflow into the next line, so just don't print an indicator.
|
||||
return;
|
||||
return {};
|
||||
}
|
||||
|
||||
VT::move_absolute(m_origin_row + lines_used, m_num_columns - string.length() - 1, *stderr_stream);
|
||||
VT::apply_style({ Style::Background(Style::XtermColor::Green) }, *stderr_stream);
|
||||
stderr_stream->write(string.bytes()).release_value_but_fixme_should_propagate_errors();
|
||||
VT::apply_style(Style::reset_style(), *stderr_stream);
|
||||
TRY(VT::move_absolute(m_origin_row + lines_used, m_num_columns - string.length() - 1, *stderr_stream));
|
||||
TRY(VT::apply_style({ Style::Background(Style::XtermColor::Green) }, *stderr_stream));
|
||||
TRY(stderr_stream->write(string.bytes()));
|
||||
TRY(VT::apply_style(Style::reset_style(), *stderr_stream));
|
||||
}
|
||||
|
||||
return {};
|
||||
}
|
||||
|
||||
bool XtermSuggestionDisplay::cleanup()
|
||||
ErrorOr<bool> XtermSuggestionDisplay::cleanup()
|
||||
{
|
||||
did_cleanup();
|
||||
|
||||
if (m_lines_used_for_last_suggestions) {
|
||||
auto stderr_stream = Core::Stream::File::standard_error().release_value_but_fixme_should_propagate_errors();
|
||||
VT::clear_lines(0, m_lines_used_for_last_suggestions, *stderr_stream);
|
||||
auto stderr_stream = TRY(Core::Stream::File::standard_error());
|
||||
TRY(VT::clear_lines(0, m_lines_used_for_last_suggestions, *stderr_stream));
|
||||
m_lines_used_for_last_suggestions = 0;
|
||||
return true;
|
||||
}
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue