ChaiScript/unittests/cpp_lambda_test.cpp

31 lines
679 B
C++

#include <chaiscript/utility/utility.hpp>
#include <chaiscript/chaiscript_stdlib.hpp>
int main()
{
// We cannot deduce the type of a lambda expression, you must either wrap it
// in an std::function or provide the signature
chaiscript::ChaiScript chai(chaiscript::Std_Lib::library());
// provide the signature
chai.add(chaiscript::fun<std::string ()>([] { return "hello"; } ), "f1");
// wrap
chai.add(chaiscript::fun(std::function<std::string ()>([] { return "world"; } )), "f2");
if (chai.eval<std::string>("f1()") == "hello"
&& chai.eval<std::string>("f2()") == "world")
{
return EXIT_SUCCESS;
} else {
return EXIT_FAILURE;
}
}