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cpp_new_features/cpp_23/003_stacktrace_stacktrace_entry.cpp at main · 0voice/cpp_new_features · GitHub

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#include <iostream>

#include <string_view>

#include <source_location>

void log(const std::string_view message,

const std::source_location location =

std::source_location::current())

{

std::cout << "file: "

<< location.file_name() << "("

<< location.line() << ":"

<< location.column() << ") `"

<< location.function_name() << "`: "

<< message << '\n';

}

template <typename T> void fun(T x)

{

log(x);

}

int main(int, char*[])

{

log("Hello world!");

fun("Hello C++20!");

}

#include <iostream>

#include <string_view>

#include <source_location>

void log(const std::string_view message,

const std::source_location location =

std::source_location::current())

{

std::cout << "file: "

<< location.file_name() << "("

<< location.line() << ":"

<< location.column() << ") `"

<< location.function_name() << "`: "

<< message << '\n';

}

template <typename T> void fun(T x)

{

log(x);

}

int main(int, char*[])

{

log("Hello world!");

fun("Hello C++20!");

}