Fix CodeEdit completion being very slow in certain cases

(cherry picked from commit 1eb3d99ff7)
This commit is contained in:
ajreckof 2023-08-10 07:47:52 +02:00 committed by Yuri Sizov
parent fed41ae520
commit 265fe750a8
1 changed files with 19 additions and 11 deletions

View File

@ -3123,6 +3123,7 @@ void CodeEdit::_filter_code_completion_candidates_impl() {
}
String target_lower = option.display.to_lower();
int long_option = target_lower.size() > 50;
const char32_t *string_to_complete_char_lower = &string_to_complete_lower[0];
const char32_t *target_char_lower = &target_lower[0];
@ -3137,27 +3138,34 @@ void CodeEdit::_filter_code_completion_candidates_impl() {
for (int i = 1; *string_to_complete_char_lower && (all_possible_subsequence_matches.size() > 0); i++, string_to_complete_char_lower++) {
// find all occurrences of ssq_lower to avoid looking everywhere each time
Vector<int> all_ocurence;
if (long_option) {
all_ocurence.push_back(target_lower.find_char(*string_to_complete_char_lower));
} else {
for (int j = i; j < target_lower.length(); j++) {
if (target_lower[j] == *string_to_complete_char_lower) {
all_ocurence.push_back(j);
}
}
}
Vector<Vector<Pair<int, int>>> next_subsequence_matches;
for (Vector<Pair<int, int>> &subsequence_matches : all_possible_subsequence_matches) {
Pair<int, int> match_last_segment = subsequence_matches[subsequence_matches.size() - 1];
for (Vector<Pair<int, int>> &subsequence_match : all_possible_subsequence_matches) {
Pair<int, int> match_last_segment = subsequence_match[subsequence_match.size() - 1];
int next_index = match_last_segment.first + match_last_segment.second;
// get the last index from current sequence
// and look for next char starting from that index
if (target_lower[next_index] == *string_to_complete_char_lower) {
Vector<Pair<int, int>> new_matches = subsequence_matches;
new_matches.write[new_matches.size() - 1].second++;
next_subsequence_matches.push_back(new_matches);
Vector<Pair<int, int>> new_match = subsequence_match;
new_match.write[new_match.size() - 1].second++;
next_subsequence_matches.push_back(new_match);
if (long_option) {
continue;
}
}
for (int index : all_ocurence) {
if (index > next_index) {
Vector<Pair<int, int>> new_matches = subsequence_matches;
new_matches.push_back({ index, 1 });
next_subsequence_matches.push_back(new_matches);
Vector<Pair<int, int>> new_match = subsequence_match;
new_match.push_back({ index, 1 });
next_subsequence_matches.push_back(new_match);
}
}
}