Errors.cpp

#include <iostream>
 
#include "nta/Errors.h"
 
namespace nta {
    const Error*  ErrorManager::m_errors = nullptr;
    ErrorCallback ErrorManager::m_periodic_callback = [](const Error* _) {};
    ErrorCallback ErrorManager::m_push_callback = [](const Error* err) {
        if (err) {
            cleanup();
            std::cout<<"An error occured. Check Log.log for details"<<std::endl;
            exit(0xbad);
        }
    };
 
    void ErrorManager::handle_errors() {
        if (m_periodic_callback) {
            m_periodic_callback(m_errors);
            clear_errors();
        }
    }
    void ErrorManager::set_periodic_callback(const ErrorCallback& callback) {
        m_periodic_callback = callback;
    }
    void ErrorManager::set_push_callback(const ErrorCallback& callback) {
        m_push_callback = callback;
    }
    void ErrorManager::push_error(const Error& err) {
        // Want to own the pointer in m_errors
        Error* ptr = new Error(err);
        if (m_push_callback) m_push_callback(ptr);
        ptr->prev = m_errors;
        m_errors = ptr;
    }
    const Error* ErrorManager::pop_error() {
        const Error* peek = m_errors;
        m_errors = m_errors ? m_errors->prev : nullptr;
        return peek;
    }
    const Error* ErrorManager::peek_error() {
        return m_errors;
    }
    void ErrorManager::clear_errors() {
        delete m_errors;
        m_errors = nullptr;
    }
 
    std::string get_errortype_string(ErrorType t) {
        switch(t) {
        case MISSING_RESOURCE:
            return "Missing Resource";
        case INVALID_VALUE:
            return "Invalid value";
        case GL_FAILURE:
            return "GL Failure";
        case SDL_FAILURE:
            return "SDL Failure";
        case DEVIL_FAILURE:
            return "DevIL Failure";
        case IMPOSSIBLE_BEHAVIOR:
            return "Impossible Behavior";
        case UNWRAP_WRONG_RESULT_VARIANT:
            return "Unwrapped wrong result variant";
        case OTHER:
            return "Other";
        }
        return "";
    }
}