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ICU-23004 UTFReverseIterator

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Markus Scherer 2025-02-28 17:04:15 -08:00
parent 9d90962708
commit d7dbb554ed
1 changed files with 12 additions and 12 deletions
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24
icu4c/source/common/unicode/utfiter.h
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@ -732,7 +732,7 @@ private:
* @draft ICU 78
*/
template<typename UnitIter, typename CP32, UIllFormedBehavior behavior>
class U16ReverseIterator {
class UTFReverseIterator {
using Impl = UTFImpl<UnitIter, CP32, behavior>;
// Proxy type for operator->() (required by LegacyInputIterator)
@ -747,15 +747,15 @@ class U16ReverseIterator {
};
public:
U16ReverseIterator(UnitIter start, UnitIter p) : p_(p), start_(start) {}
UTFReverseIterator(UnitIter start, UnitIter p) : p_(p), start_(start) {}
// Constructs an iterator start or limit sentinel.
U16ReverseIterator(UnitIter p) : p_(p), start_(p) {}
UTFReverseIterator(UnitIter p) : p_(p), start_(p) {}
U16ReverseIterator(const U16ReverseIterator &other) = default;
U16ReverseIterator &operator=(const U16ReverseIterator &other) = default;
UTFReverseIterator(const UTFReverseIterator &other) = default;
UTFReverseIterator &operator=(const UTFReverseIterator &other) = default;
bool operator==(const U16ReverseIterator &other) const { return p_ == other.p_; }
bool operator!=(const U16ReverseIterator &other) const { return !operator==(other); }
bool operator==(const UTFReverseIterator &other) const { return p_ == other.p_; }
bool operator!=(const UTFReverseIterator &other) const { return !operator==(other); }
CodeUnits<UnitIter, CP32> operator*() const {
// Call the same function in both operator*() and operator++() so that an
@ -771,17 +771,17 @@ public:
return Proxy(Impl::decAndRead(start_, p));
}
U16ReverseIterator &operator++() { // pre-increment
UTFReverseIterator &operator++() { // pre-increment
// Call the same function in both operator*() and operator++() so that an
// optimizing compiler can easily eliminate redundant work when alternating between the two.
Impl::decAndRead(start_, p_);
return *this;
}
U16ReverseIterator operator++(int) { // post-increment
UTFReverseIterator operator++(int) { // post-increment
// Call the same function in both operator*() and operator++() so that an
// optimizing compiler can easily eliminate redundant work when alternating between the two.
U16ReverseIterator result(*this);
UTFReverseIterator result(*this);
Impl::decAndRead(start_, p_);
return result;
}
@ -831,12 +831,12 @@ public:
}
/** @draft ICU 78 */
U16ReverseIterator<const Unit16 *, CP32, behavior> rbegin() const {
UTFReverseIterator<const Unit16 *, CP32, behavior> rbegin() const {
return {s.data(), s.data() + s.length()};
}
/** @draft ICU 78 */
U16ReverseIterator<const Unit16 *, CP32, behavior> rend() const {
UTFReverseIterator<const Unit16 *, CP32, behavior> rend() const {
return {s.data(), s.data()};
}