diff options
Diffstat (limited to 'lib/stream_support.h')
| -rw-r--r-- | lib/stream_support.h | 38 |
1 files changed, 33 insertions, 5 deletions
diff --git a/lib/stream_support.h b/lib/stream_support.h index 57d82a1..f21622a 100644 --- a/lib/stream_support.h +++ b/lib/stream_support.h @@ -4,8 +4,10 @@ #include <glm/glm.hpp> #include <iostream> #include <maths.h> +#include <source_location> #include <span> #include <sstream> +#include <tuple> #include <type_traits> template<typename S> @@ -16,14 +18,14 @@ concept NonStringIterableCollection namespace std { std::ostream & - operator<<(std::ostream & s, const NonStringIterableCollection auto & v) + operator<<(std::ostream & s, const NonStringIterableCollection auto & collection) { s << '('; - for (const auto & i : v) { - if (&i != &*v.begin()) { + for (size_t nth {}; const auto & element : collection) { + if (nth++) { s << ", "; } - s << i; + s << element; } return s << ')'; } @@ -49,6 +51,22 @@ namespace std { return (s << '(' << v.first << ", " << v.second << ')'); } + namespace { + template<typename... T, size_t... Idx> + std::ostream & + printTuple(std::ostream & s, const std::tuple<T...> & v, std::integer_sequence<size_t, Idx...>) + { + return ((s << (Idx ? ", " : "") << std::get<Idx>(v)), ...); + } + } + + template<typename... T> + std::ostream & + operator<<(std::ostream & s, const std::tuple<T...> & v) + { + return printTuple(s << '{', v, std::make_index_sequence<sizeof...(T)>()) << '}'; + } + inline std::ostream & operator<<(std::ostream & s, const Arc & arc) { @@ -75,4 +93,14 @@ streamed_string(const T & v) return std::move(ss).str(); } -#define CLOG(x) std::cerr << __LINE__ << " : " #x " : " << x << "\n"; +namespace { + template<typename T> + void + clogImpl(const T & value, const std::string_view name, + const std::source_location loc = std::source_location::current()) + { + std::cerr << loc.line() << " : " << name << " : " << value << "\n"; + } +} + +#define CLOG(x) clogImpl(x, #x) |