ulib/3party/rxcpp/Rx/v2/examples/doxygen/repeat.cpp
2024-01-10 09:33:36 +08:00

45 lines
1.3 KiB
C++

#include "rxcpp/rx.hpp"
#include "rxcpp/rx-test.hpp"
#include "catch.hpp"
SCENARIO("repeat sample"){
printf("//! [repeat sample]\n");
auto values = rxcpp::observable<>::from(1, 2).
repeat().
take(5);
values.
subscribe(
[](int v){printf("OnNext: %d\n", v);},
[](){printf("OnCompleted\n");});
printf("//! [repeat sample]\n");
}
SCENARIO("repeat count sample"){
printf("//! [repeat count sample]\n");
auto values = rxcpp::observable<>::from(1, 2).repeat(3);
values.
subscribe(
[](int v){printf("OnNext: %d\n", v);},
[](){printf("OnCompleted\n");});
printf("//! [repeat count sample]\n");
}
SCENARIO("repeat error sample"){
printf("//! [repeat error sample]\n");
auto values = rxcpp::observable<>::from(1, 2).
concat(rxcpp::observable<>::error<int>(std::runtime_error("Error from source"))).
repeat();
values.
subscribe(
[](int v){printf("OnNext: %d\n", v);},
[](std::exception_ptr ep){
try {std::rethrow_exception(ep);}
catch (const std::exception& ex) {
printf("OnError: %s\n", ex.what());
}
},
[](){printf("OnCompleted\n");});
printf("//! [repeat error sample]\n");
}