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LibLine: Make it possible to avoid autocompletion if requested

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Setting 'allow_commit_without_listing' to false will now make LibLine
show the suggestion before actually committing to it; this is useful for
completions that will replace all the user input, where mistakes can go
unnoticed without some visual cue.
This commit is contained in:
Ali Mohammad Pur 2022-04-15 08:10:27 +04:30 • committed by Ali Mohammad Pur
parent d5b3998d23
commit 1699ddc186
4 changed files with 15 additions and 2 deletions
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11
Userland/Libraries/LibLine/SuggestionManager.cpp
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@ -112,6 +112,15 @@ SuggestionManager::CompletionAttemptResult SuggestionManager::attempt_completion
if (m_next_suggestion_index < m_suggestions.size()) {
auto& next_suggestion = m_suggestions[m_next_suggestion_index];
if (mode == CompletePrefix && !next_suggestion.allow_commit_without_listing) {
result.new_completion_mode = CompletionMode::ShowSuggestions;
result.avoid_committing_to_single_suggestion = true;
m_last_shown_suggestion_display_length = 0;
m_last_shown_suggestion_was_complete = false;
m_last_shown_suggestion = String::empty();
return result;
}
auto can_complete = next_suggestion.invariant_offset <= m_largest_common_suggestion_prefix_length;
ssize_t actual_offset;
size_t shown_length = m_last_shown_suggestion_display_length;
@ -121,7 +130,7 @@ SuggestionManager::CompletionAttemptResult SuggestionManager::attempt_completion
break;
case ShowSuggestions:
actual_offset = 0 - m_largest_common_suggestion_prefix_length + next_suggestion.invariant_offset;
if (can_complete)
if (can_complete && next_suggestion.allow_commit_without_listing)
shown_length = m_largest_common_suggestion_prefix_length + m_last_shown_suggestion.trivia_view.length();
break;
default: