exceptions.hpp

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// SPDX-FileCopyrightText: 2023 - 2025 NeoN authors
//
// SPDX-License-Identifier: MIT
 
#pragma once
 
#include "NeoN/core/primitives/label.hpp"
 
namespace NeoN
{
class Error : public std::exception
{
public:
 
    Error(const std::string& file, int line, const std::string& what)
        : what_(file + ":" + std::to_string(line) + ": " + what)
    {}
 
    virtual const char* what() const noexcept override { return what_.c_str(); }
 
private:
 
    const std::string what_;
};
 
 
class DimensionMismatch : public Error
{
public:
 
    DimensionMismatch(
        const std::string& file,
        int line,
        const std::string& func,
        localIdx lengthA,
        localIdx lengthB,
        const std::string& clarification
    )
        : Error(
            file,
            line,
            func + ": Trying to perform binary operation " + " " + std::to_string(lengthA) + ", "
                + std::to_string(lengthB) + " " + clarification
        )
    {}
};
 
 
#define NeoN_ASSERT_EQUAL_LENGTH(_op1, _op2)                                                       \
    auto s1 = static_cast<localIdx>(_op1.size());                                                  \
    auto s2 = static_cast<localIdx>(_op2.size());                                                  \
    if (s1 != s2)                                                                                  \
    {                                                                                              \
        throw ::NeoN::DimensionMismatch(                                                           \
            __FILE__, __LINE__, __func__, s1, s2, "expected equal dimensions"                      \
        );                                                                                         \
    }
}