exceptions.hpp

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// SPDX-License-Identifier: MIT
// SPDX-FileCopyrightText: 2023 NeoFOAM authors
#pragma once
 
namespace NeoFOAM
{
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,
        size_t lengthA,
        size_t lengthB,
        const std::string& clarification
    )
        : Error(
            file,
            line,
            func + ": Trying to perform binary operation " + " " + std::to_string(lengthA) + ", "
                + std::to_string(lengthB) + " " + clarification
        )
    {}
};
 
 
#define NeoFOAM_ASSERT_EQUAL_LENGTH(_op1, _op2)                                                    \
    if (_op1.size() != _op2.size())                                                                \
    {                                                                                              \
        throw ::NeoFOAM::DimensionMismatch(                                                        \
            __FILE__, __LINE__, __func__, _op1.size(), _op2.size(), "expected equal dimensions"    \
        );                                                                                         \
    }
}