sapphire/src/Location.h

#pragma once
#include "sapphirepch.h"

/* Struct to represent a location in a file. */
struct Location
{
    int line;
    int column;
    std::string filename;

    /* The location at which this location was imported, for error traces in imported files. */
    std::shared_ptr<Location> parent = nullptr;

    /* Creates a Location with the given parameters. */
    Location(int line, int column, std::string filename);

    Location(Location&& other);
    Location(const Location& other);

    Location operator=(const Location& other)
    {
        return Location(other);
    }

    ~Location();

    /* Returns a string of the format FILE:LINE:COL. */
    std::string str() const;

    /* Advance to the next column in the file. */
    void advance();

    /* Advance to the next line if provided a newline. */
    void pos_from_char(const char& character);

    /* Returns a copy of the original Location. */
    static Location copy(const Location& other);
};