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Added sfinae to push_range.

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This commit is contained in:
Klemens Morgenstern
2022-10-30 23:11:35 +08:00
parent ec6e99d99a
commit 297b7f15eb
2 changed files with 13 additions and 9 deletions
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2
README.md
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@@ -264,7 +264,7 @@ std::list<std::string> list
req.push_range("SUBSCRIBE", list);
// Same as above but as an iterator range.
req.push_range2("SUBSCRIBE", std::cbegin(list), std::cend(list));
req.push_range("SUBSCRIBE", std::cbegin(list), std::cend(list));
// Pushes a map.
std::map<std::string, mystruct> map

20
include/aedis/resp3/request.hpp
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@@ -266,7 +266,7 @@ public:
* };
*
* request req;
* req.push_range2("HSET", "key", std::cbegin(map), std::cend(map));
* req.push_range("HSET", "key", std::cbegin(map), std::cend(map));
* @endcode
*
* \param cmd The command e.g. Redis or Sentinel command.
@@ -275,7 +275,8 @@ public:
* \param end Iterator to the end of the range.
*/
template <class Key, class ForwardIterator>
void push_range2(boost::string_view cmd, Key const& key, ForwardIterator begin, ForwardIterator end)
void push_range(boost::string_view cmd, Key const& key, ForwardIterator begin, ForwardIterator end,
typename std::iterator_traits<ForwardIterator>::value_type * = nullptr)
{
using value_type = typename std::iterator_traits<ForwardIterator>::value_type;
using resp3::type;
@@ -306,7 +307,7 @@ public:
* { "channel1" , "channel2" , "channel3" }
*
* request req;
* req.push("SUBSCRIBE", std::cbegin(channels), std::cedn(channels));
* req.push("SUBSCRIBE", std::cbegin(channels), std::cend(channels));
* \endcode
*
* \param cmd The Redis command
@@ -314,7 +315,8 @@ public:
* \param end Iterator to the end of the range.
*/
template <class ForwardIterator>
void push_range2(boost::string_view cmd, ForwardIterator begin, ForwardIterator end)
void push_range(boost::string_view cmd, ForwardIterator begin, ForwardIterator end,
typename std::iterator_traits<ForwardIterator>::value_type * = nullptr)
{
using value_type = typename std::iterator_traits<ForwardIterator>::value_type;
using resp3::type;
@@ -343,11 +345,12 @@ public:
* \param range Range to send e.g. and \c std::map.
*/
template <class Key, class Range>
void push_range(boost::string_view cmd, Key const& key, Range const& range)
void push_range(boost::string_view cmd, Key const& key, Range const& range,
decltype(std::begin(range)) * = nullptr)
{
using std::begin;
using std::end;
push_range2(cmd, key, begin(range), end(range));
push_range(cmd, key, begin(range), end(range));
}
/** @brief Appends a new command to the end of the request.
@@ -358,11 +361,12 @@ public:
* \param range Range to send e.g. and \c std::map.
*/
template <class Range>
void push_range(boost::string_view cmd, Range const& range)
void push_range(boost::string_view cmd, Range const& range,
decltype(std::begin(range)) * = nullptr)
{
using std::begin;
using std::end;
push_range2(cmd, begin(range), end(range));
push_range(cmd, begin(range), end(range));
}
/// Calls std::string::reserve on the internal storage.