openmw-tes3mp/components/compiler/streamerrorhandler.cpp

#include "streamerrorhandler.hpp"

#include <sstream>

#include <components/debug/debuglog.hpp>

#include "tokenloc.hpp"

namespace Compiler
{
    // Report error to the user.

    void StreamErrorHandler::report (const std::string& message, const TokenLoc& loc,
        Type type)
    {
        Debug::Level logLevel = Debug::Info; // Usually script warnings are not too important
        if (type == ErrorMessage)
            logLevel = Debug::Error;

        std::stringstream text;

        if (type==ErrorMessage)
            text << "Error: ";
        else
            text << "Warning: ";

        if (!mContext.empty())
            text << mContext << " ";

        text << "line " << loc.mLine+1 << ", column " << loc.mColumn+1
             << " (" << loc.mLiteral << "): " << message;

        Log(logLevel) << text.str();
    }

    // Report a file related error

    void StreamErrorHandler::report (const std::string& message, Type type)
    {
        Debug::Level logLevel = Debug::Info;
        if (type==ErrorMessage)
            logLevel = Debug::Error;

        std::stringstream text;

        if (type==ErrorMessage)
            text << "Error: ";
        else
            text << "Warning: ";

        if (!mContext.empty())
            text << mContext << " ";

        text << "file: " << message << std::endl;

        Log(logLevel) << text.str();
    }

    ContextRestore StreamErrorHandler::setContext(const std::string &context, bool restore)
    {
        if (!restore)
        {
            mContext = context;
            return {nullptr, {}};
        }
        ContextRestore restorer(this, mContext);
        mContext = context;
        return restorer;
    }

    StreamErrorHandler::StreamErrorHandler()  {}

    ContextRestore::ContextRestore(StreamErrorHandler* handler, const std::string& context) : mHandler(handler), mContext(context) {}

    ContextRestore::ContextRestore(ContextRestore&& other) : mHandler(other.mHandler), mContext(other.mContext)
    {
        other.mHandler = nullptr;
    }

    ContextRestore::~ContextRestore()
    {
        if(mHandler)
            mHandler->setContext(mContext);
    }
}