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optimization?

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RickyRister 2025-03-12 02:30:31 -07:00
parent f50d2acf8a
commit 2f1d97b5e0
1 changed files with 16 additions and 6 deletions
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22
oracle/src/parsehelpers.cpp
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@ -23,16 +23,26 @@
*/
bool parseCipt(const QString &name, const QString &text)
{
// try to split shortname on all non-alphanumeric characters (including _)
static auto SHORTNAME_DIVIDERS = QRegularExpression("[^\\w]|_");
// Try to split shortname on most non-alphanumeric characters (including _)
static QSet<QChar> exceptions = {'\'', '\"'};
static auto isShortnameDivider = [](const QChar &c) {
return c == '_' || (!c.isLetterOrNumber() && !exceptions.contains(c));
};
// Try all possible shortnames.
// This also handles the case of extra text appended at end.
QStringList possibleNames;
qsizetype i = 0;
while ((i = name.indexOf(SHORTNAME_DIVIDERS, i)) != -1) {
possibleNames.append(QRegularExpression::escape(name.first(i)));
++i;
bool inAlphanumericPart = true;
for (int i = 0; i < name.length(); ++i) {
if (isShortnameDivider(name.at(i))) {
if (inAlphanumericPart) {
// only add to names on a "falling edge", in order to reduce the amount of redundant splits
possibleNames.append(QRegularExpression::escape(name.first(i)));
inAlphanumericPart = false;
}
} else {
inAlphanumericPart = true;
}
}
// and the full name