Skip to content

patch: handles all forms of repeats #169

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Closed
wants to merge 1 commit into from
Closed

patch: handles all forms of repeats #169

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
27 changes: 12 additions & 15 deletions include/ctre/starts_with_anchor.hpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -34,18 +34,6 @@ constexpr bool starts_with_anchor(const flags & f, ctll::list<select<Options...>
return (starts_with_anchor(f, ctll::list<Options, Content...>{}) && ... && true);
}

template <typename... Optional, typename... Content>
constexpr bool starts_with_anchor(const flags & f, ctll::list<optional<Optional...>, Content...>) noexcept {
// check if all options starts with anchor or if they are empty, there is an anchor behind them
return starts_with_anchor(f, ctll::list<Optional..., Content...>{}) && starts_with_anchor(f, ctll::list<Content...>{});
}

template <typename... Optional, typename... Content>
constexpr bool starts_with_anchor(const flags & f, ctll::list<lazy_optional<Optional...>, Content...>) noexcept {
// check if all options starts with anchor or if they are empty, there is an anchor behind them
return starts_with_anchor(f, ctll::list<Optional..., Content...>{}) && starts_with_anchor(f, ctll::list<Content...>{});
}

template <typename... Seq, typename... Content>
constexpr bool starts_with_anchor(const flags & f, ctll::list<sequence<Seq...>, Content...>) noexcept {
// check if all options starts with anchor or if they are empty, there is an anchor behind them
Expand All @@ -55,19 +43,28 @@ constexpr bool starts_with_anchor(const flags & f, ctll::list<sequence<Seq...>,
template <size_t A, size_t B, typename... Seq, typename... Content>
constexpr bool starts_with_anchor(const flags & f, ctll::list<repeat<A, B, Seq...>, Content...>) noexcept {
// check if all options starts with anchor or if they are empty, there is an anchor behind them
return starts_with_anchor(f, ctll::list<Seq..., Content...>{});
if constexpr (A > 0)
return starts_with_anchor(f, ctll::list<Seq..., Content...>{});
else
return starts_with_anchor(f, ctll::list<Seq..., Content...>{}) && starts_with_anchor(f, ctll::list<Content...>{});
}

template <size_t A, size_t B, typename... Seq, typename... Content>
constexpr bool starts_with_anchor(const flags & f, ctll::list<lazy_repeat<A, B, Seq...>, Content...>) noexcept {
// check if all options starts with anchor or if they are empty, there is an anchor behind them
return starts_with_anchor(f, ctll::list<Seq..., Content...>{});
if constexpr (A > 0)
return starts_with_anchor(f, ctll::list<Seq..., Content...>{});
else
return starts_with_anchor(f, ctll::list<Seq..., Content...>{}) && starts_with_anchor(f, ctll::list<Content...>{});
}

template <size_t A, size_t B, typename... Seq, typename... Content>
constexpr bool starts_with_anchor(const flags & f, ctll::list<possessive_repeat<A, B, Seq...>, Content...>) noexcept {
// check if all options starts with anchor or if they are empty, there is an anchor behind them
return starts_with_anchor(f, ctll::list<Seq..., Content...>{});
if constexpr (A > 0)
return starts_with_anchor(f, ctll::list<Seq..., Content...>{});
else
return starts_with_anchor(f, ctll::list<Seq..., Content...>{}) && starts_with_anchor(f, ctll::list<Content...>{});
}

template <size_t Index, typename... Seq, typename... Content>
Expand Down