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add outputln variant

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方而静 2023-07-18 20:31:35 +08:00
parent 8b8cf836f3
commit 87d2db06c1
5 changed files with 48 additions and 16 deletions
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0
libvmake/examples/.hello_world.cpp.swo Normal file
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7
libvmake/examples/filtering.cpp
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@ -3,11 +3,10 @@
using namespace std;
int main() {
vmake::output(cout, " ", vmake::filter(vmake::range(1, 10), [](int x) {
vmake::outputln(cout, " ", vmake::filter(vmake::range(1, 10), [](int x) {
return x % 2 == 0;
}));
cout << endl;
vmake::output(cout, " ", vmake::take(vmake::filter(vmake::iota(1), [](int x) {
}), '\n');
vmake::outputln(cout, " ", vmake::take(vmake::filter(vmake::iota(1), [](int x) {
return x <= 5;
}), 5));
return 0;

2
libvmake/examples/hello_world.cpp
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@ -3,7 +3,7 @@ using namespace std;
int main() {
vector<string> a{"HELLO", "WORLD", "!"};
vmake::output(cout, " ", vmake::transform(vmake::extract(a.begin(), a.end()), [](auto &&s) {
vmake::outputln(cout, " ", vmake::transform(vmake::extract(a.begin(), a.end()), [](auto &&s) {
std::transform(s.cbegin(), s.cend(), s.begin(), [] (auto c) { return std::tolower(c); });
return s;
}));

5
libvmake/examples/random_numbers.cpp
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@ -3,8 +3,7 @@
using namespace std;
int main() {
vmake::output(cout, " ", vmake::take(vmake::rng::uniform_ints(1, 10), 15));
cout << endl;
vmake::output(cout, " ", vmake::take(vmake::rng::uniform_reals(1., 10.), 5));
vmake::outputln(cout, " ", vmake::take(vmake::rng::uniform_ints(1, 10), 15));
vmake::outputln(cout, " ", vmake::take(vmake::rng::uniform_reals(1., 10.), 5));
return 0;
}

50
libvmake/vmake.hpp
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@ -436,26 +436,60 @@ inline OutputIt copy_n(OutputIt it, size_t n, Gen&& g) {
return it;
}
template<typename OutputStream, typename Gen>
inline auto output(OutputStream& out, const char *delim, Gen &&g) {
template<typename CharT, typename Traits, typename Gen>
inline auto output(std::basic_ostream<CharT, Traits>& out, const char *delim, Gen &&g) {
return copy(std::ostream_iterator<typename std::decay<Gen>::type::result>(out, delim), std::move(g));
}
template<typename OutputStream, typename Gen>
inline auto output(OutputStream& out, Gen &&g) {
template<typename CharT, typename Traits, typename Gen>
inline auto output(std::basic_ostream<CharT, Traits>& out, Gen &&g) {
return copy(std::ostream_iterator<typename std::decay<Gen>::type::result>(out), std::move(g));
}
template<typename OutputStream, typename Gen>
inline auto output_n(OutputStream& out, size_t n, const char *delim, Gen &&g) {
template<typename CharT, typename Traits, typename Gen>
inline auto output_n(std::basic_ostream<CharT, Traits>& out, size_t n, const char *delim, Gen &&g) {
return copy_n(std::ostream_iterator<typename std::decay<Gen>::type::result>(out, delim), n, std::move(g));
}
template<typename OutputStream, typename Gen>
inline auto output_n(OutputStream& out, size_t n, Gen &&g) {
template<typename CharT, typename Traits, typename Gen>
inline auto output_n(std::basic_ostream<CharT, Traits>& out, size_t n, Gen &&g) {
return copy_n(std::ostream_iterator<typename std::decay<Gen>::type::result>(out), n, std::move(g));
}
template<typename CharT, typename Traits, typename Gen, typename Endl = decltype(std::endl<CharT, Traits>)>
inline auto outputln(std::basic_ostream<CharT, Traits>& out, const char *delim, Gen &&g, const Endl &endl = std::endl<CharT, Traits>) {
auto res = copy(std::ostream_iterator<typename std::decay<Gen>::type::result>(out, delim), std::move(g));
out << endl;
return res;
}
template<typename CharT, typename Traits, typename Gen, typename Endl = decltype(std::endl<CharT, Traits>)>
inline auto outputln(std::basic_ostream<CharT, Traits>& out, Gen &&g, const Endl &endl = std::endl<CharT, Traits>) {
auto res = copy(std::ostream_iterator<typename std::decay<Gen>::type::result>(out), std::move(g));
out << endl;
return res;
}
template<typename CharT, typename Traits, typename Gen, typename Endl = decltype(std::endl<CharT, Traits>)>
inline auto outputln_n(std::basic_ostream<CharT, Traits>& out, size_t n
, const char *delim, Gen &&g, const Endl &endl = std::endl<CharT, Traits>) {
auto res = copy_n(std::ostream_iterator<typename std::decay<Gen>::type::result>(out, delim), n, std::move(g));
out << endl;
return res;
}
template<typename CharT, typename Traits, typename Gen, typename Endl = decltype(std::endl<CharT, Traits>)>
inline auto outputln_n(std::basic_ostream<CharT, Traits>& out, size_t n, Gen &&g, const Endl &endl = std::endl<CharT, Traits>) {
auto res = copy_n(std::ostream_iterator<typename std::decay<Gen>::type::result>(out), n, std::move(g));
out << endl;
return res;
}
template<typename CharT, typename Traits, typename Endl = decltype(std::endl<CharT, Traits>)>
inline void outputln(std::basic_ostream<CharT, Traits>& out, const Endl &endl = std::endl<CharT, Traits>) {
out << endl;
}
}
#endif