assertions.h

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#pragma once
 
#include <liboscar/utilities/filename_extractor.h>
#include <liboscar/oscar_config.h>
 
#include <string_view>
 
namespace osc::detail
{
    // calls into (hidden) assertion-handling implementation
    [[noreturn]] void on_assertion_failure(
        std::string_view failing_code,
        std::string_view function_name,
        std::string_view file_name,
        unsigned int file_line
    );
}
 
// always execute this assertion - even if in release mode /w debug flags disabled
#define OSC_ASSERT_ALWAYS(expr) \
    (static_cast<bool>(expr) ? static_cast<void>(0) : osc::detail::on_assertion_failure(#expr, static_cast<const char*>(__func__), osc::extract_filename(__FILE__), __LINE__))
 
#if OPYN_FORCE_ASSERTS_ENABLED
    #define OSC_ASSERT(expr) OSC_ASSERT_ALWAYS(expr)
#elif !defined(NDEBUG)
    #define OSC_ASSERT(expr) OSC_ASSERT_ALWAYS(expr)
#else
    #define OSC_ASSERT(expr)
#endif