From fcb104594b0bb4b8ac306cb2f55ecdad40974683 Mon Sep 17 00:00:00 2001 From: Abseil Team Date: Tue, 4 Dec 2018 11:01:12 -0800 Subject: Creation of LTS branch "lts_2018_12_18" - 44b0fafc62d9b8f192e8180cbe9c4b806b339d57 Export of internal Abseil changes. by Abseil Team - 926bfeb9fff223429c12224b7514243886323e8d Export of internal Abseil changes. by Abseil Team - 13327debebc5c2d1d4991b69fe50450e340e50e4 Export of internal Abseil changes. by Abseil Team - 3088e76c597e068479e82508b1770a7ad0c806b6 Export of internal Abseil changes. by Abseil Team - f6ae816808cd913e0e2b3e2af14f328fa1071af0 Export of internal Abseil changes. by Abseil Team - a06c4a1d9093137b7217a5aaba8920d62e835dc0 Export of internal Abseil changes. by Abseil Team - 7b46e1d31a6b08b1c6da2a13e7b151a20446fa07 Export of internal Abseil changes. by Abseil Team - 070f6e47b33a2909d039e620c873204f78809492 Export of internal Abseil changes. by Abseil Team - 7990fd459e9339467814ddb95000c87cb1e4d945 Export of internal Abseil changes. by Abseil Team - 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87a4c07856e7dc69958019d47b2f02ae47746ec0 Export of internal Abseil changes. by Abseil Team - 4491d606df34c44efda47b6d17b605262f17e182 Export of internal Abseil changes. by Abseil Team GitOrigin-RevId: 44b0fafc62d9b8f192e8180cbe9c4b806b339d57 Change-Id: I2c427b5b41b2d34101922048b00f3d9dafcb498d --- absl/algorithm/container.h | 88 ++++++++++++++++++++++++++++++++++++++-------- 1 file changed, 74 insertions(+), 14 deletions(-) (limited to 'absl/algorithm/container.h') diff --git a/absl/algorithm/container.h b/absl/algorithm/container.h index 8eb10d7a..b7718206 100644 --- a/absl/algorithm/container.h +++ b/absl/algorithm/container.h @@ -46,6 +46,8 @@ #include #include #include +#include +#include #include #include @@ -54,8 +56,7 @@ #include "absl/meta/type_traits.h" namespace absl { -inline namespace lts_2018_06_20 { - +inline namespace lts_2018_12_18 { namespace container_algorithm_internal { // NOTE: it is important to defer to ADL lookup for building with C++ modules, @@ -102,6 +103,17 @@ ContainerIter c_begin(C& c) { return begin(c); } template ContainerIter c_end(C& c) { return end(c); } +template +struct IsUnorderedContainer : std::false_type {}; + +template +struct IsUnorderedContainer< + std::unordered_map> : std::true_type {}; + +template +struct IsUnorderedContainer> + : std::true_type {}; + } // namespace container_algorithm_internal // PUBLIC API @@ -315,7 +327,7 @@ container_algorithm_internal::ContainerDifferenceType c_count_if( // c_mismatch() // -// Container-based version of the `std::mismatchf()` function to +// Container-based version of the `std::mismatch()` function to // return the first element where two ordered containers differ. template container_algorithm_internal::ContainerIterPairType @@ -495,7 +507,7 @@ BidirectionalIterator c_copy_backward(const C& src, // Container-based version of the `std::move()` function to move // a container's elements into an iterator. template -OutputIterator c_move(C& src, OutputIterator dest) { +OutputIterator c_move(C&& src, OutputIterator dest) { return std::move(container_algorithm_internal::c_begin(src), container_algorithm_internal::c_end(src), dest); } @@ -635,7 +647,7 @@ container_algorithm_internal::ContainerIter c_generate_n(C& c, Size n, // Note: `c_xx()` container versions for `remove()`, `remove_if()`, // and `unique()` are omitted, because it's not clear whether or not such -// functions should call erase their supplied sequences afterwards. Either +// functions should call erase on their supplied sequences afterwards. Either // behavior would be surprising for a different set of users. // @@ -1155,7 +1167,13 @@ bool c_includes(const C1& c1, const C2& c2, Compare&& comp) { // Container-based version of the `std::set_union()` function // to return an iterator containing the union of two containers; duplicate // values are not copied into the output. -template +template ::value, + void>::type, + typename = typename std::enable_if< + !container_algorithm_internal::IsUnorderedContainer::value, + void>::type> OutputIterator c_set_union(const C1& c1, const C2& c2, OutputIterator output) { return std::set_union(container_algorithm_internal::c_begin(c1), container_algorithm_internal::c_end(c1), @@ -1165,7 +1183,13 @@ OutputIterator c_set_union(const C1& c1, const C2& c2, OutputIterator output) { // Overload of c_set_union() for performing a merge using a `comp` other than // `operator<`. -template +template ::value, + void>::type, + typename = typename std::enable_if< + !container_algorithm_internal::IsUnorderedContainer::value, + void>::type> OutputIterator c_set_union(const C1& c1, const C2& c2, OutputIterator output, Compare&& comp) { return std::set_union(container_algorithm_internal::c_begin(c1), @@ -1179,7 +1203,13 @@ OutputIterator c_set_union(const C1& c1, const C2& c2, OutputIterator output, // // Container-based version of the `std::set_intersection()` function // to return an iterator containing the intersection of two containers. -template +template ::value, + void>::type, + typename = typename std::enable_if< + !container_algorithm_internal::IsUnorderedContainer::value, + void>::type> OutputIterator c_set_intersection(const C1& c1, const C2& c2, OutputIterator output) { return std::set_intersection(container_algorithm_internal::c_begin(c1), @@ -1190,7 +1220,13 @@ OutputIterator c_set_intersection(const C1& c1, const C2& c2, // Overload of c_set_intersection() for performing a merge using a `comp` other // than `operator<`. -template +template ::value, + void>::type, + typename = typename std::enable_if< + !container_algorithm_internal::IsUnorderedContainer::value, + void>::type> OutputIterator c_set_intersection(const C1& c1, const C2& c2, OutputIterator output, Compare&& comp) { return std::set_intersection(container_algorithm_internal::c_begin(c1), @@ -1205,7 +1241,13 @@ OutputIterator c_set_intersection(const C1& c1, const C2& c2, // Container-based version of the `std::set_difference()` function // to return an iterator containing elements present in the first container but // not in the second. -template +template ::value, + void>::type, + typename = typename std::enable_if< + !container_algorithm_internal::IsUnorderedContainer::value, + void>::type> OutputIterator c_set_difference(const C1& c1, const C2& c2, OutputIterator output) { return std::set_difference(container_algorithm_internal::c_begin(c1), @@ -1216,7 +1258,13 @@ OutputIterator c_set_difference(const C1& c1, const C2& c2, // Overload of c_set_difference() for performing a merge using a `comp` other // than `operator<`. -template +template ::value, + void>::type, + typename = typename std::enable_if< + !container_algorithm_internal::IsUnorderedContainer::value, + void>::type> OutputIterator c_set_difference(const C1& c1, const C2& c2, OutputIterator output, Compare&& comp) { return std::set_difference(container_algorithm_internal::c_begin(c1), @@ -1231,7 +1279,13 @@ OutputIterator c_set_difference(const C1& c1, const C2& c2, // Container-based version of the `std::set_symmetric_difference()` // function to return an iterator containing elements present in either one // container or the other, but not both. -template +template ::value, + void>::type, + typename = typename std::enable_if< + !container_algorithm_internal::IsUnorderedContainer::value, + void>::type> OutputIterator c_set_symmetric_difference(const C1& c1, const C2& c2, OutputIterator output) { return std::set_symmetric_difference( @@ -1243,7 +1297,13 @@ OutputIterator c_set_symmetric_difference(const C1& c1, const C2& c2, // Overload of c_set_symmetric_difference() for performing a merge using a // `comp` other than `operator<`. -template +template ::value, + void>::type, + typename = typename std::enable_if< + !container_algorithm_internal::IsUnorderedContainer::value, + void>::type> OutputIterator c_set_symmetric_difference(const C1& c1, const C2& c2, OutputIterator output, Compare&& comp) { @@ -1638,7 +1698,7 @@ OutputIt c_partial_sum(const InputSequence& input, OutputIt output_first, output_first, std::forward(op)); } -} // inline namespace lts_2018_06_20 +} // inline namespace lts_2018_12_18 } // namespace absl #endif // ABSL_ALGORITHM_CONTAINER_H_ -- cgit v1.2.3