D21579: [FilteredDirIterator] Avoid RegExp overhead for exact matches

[Igor Poboiko]

poboiko added inline comments.

INLINE COMMENTS

> regexpcache.cpp:60
> +        }
>          f.replace(QLatin1Char('.'), QStringLiteral("\\."));
>          f.replace(QLatin1Char('?'), QLatin1Char('.'));

A quick note for future. There is `QRegularExpression::wildcardToRegularExpression()`, which apparently does precicely this.
It is there since Qt 5.12 though, while we depend on Qt 5.10. But Plasma already bumped dependency to 5.12, so so we can change it when Frameworks will follow this bump.

REPOSITORY
  R293 Baloo

BRANCH
  submit_unindexed

REVISION DETAIL
  https://phabricator.kde.org/D21579

To: bruns, #baloo, ngraham, astippich, poboiko, broulik
Cc: kde-frameworks-devel, LeGast00n, domson, ashaposhnikov, michaelh, astippich, spoorun, ngraham, bruns, abrahams
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