Function main

src/examples/rpp/basic/basic.cpp:6–16

#include <iostream>

int main() // NOLINT(bugprone-exception-escape)
{
    rpp::source::from_callable(&::getchar)
        | rpp::operators::repeat()
        | rpp::operators::take_while([](char v) { return v != '0'; })
        | rpp::operators::filter(std::not_fn(&::isdigit))
        | rpp::operators::map(&::toupper)
        | rpp::operators::subscribe([](char v) { std::cout << v; });

    return 0;
}