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[studio/modlib] Make iterateSelection return errors properly
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This commit is contained in:
Gary Talent 2024-05-25 22:33:01 -05:00
parent f69b8afa62
commit 19a4120113
1 changed files with 6 additions and 2 deletions
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8
src/olympic/studio/modlib/include/studio/selectiontracker.hpp
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@ -12,15 +12,19 @@ namespace studio {
struct Selection {ox::Point a, b;}; struct Selection {ox::Point a, b;};
constexpr auto iterateSelection(studio::Selection const&sel, auto const&cb) { constexpr auto iterateSelection(studio::Selection const&sel, auto const&cb) {
constexpr auto retErr = ox::is_same_v<decltype(cb(0, 0)), ox::Error>;
for (auto x = sel.a.x; x <= sel.b.x; ++x) { for (auto x = sel.a.x; x <= sel.b.x; ++x) {
for (auto y = sel.a.y; y <= sel.b.y; ++y) { for (auto y = sel.a.y; y <= sel.b.y; ++y) {
if constexpr(ox::is_same_v<decltype(cb(x, y)), ox::Error>) { if constexpr(retErr) {
return cb(x, y); oxReturnError(cb(x, y));
} else { } else {
cb(x, y); cb(x, y);
} }
} }
} }
if constexpr(retErr) {
return ox::Error{};
}
}; };
class SelectionTracker { class SelectionTracker {