package me.hammerle.snuviscript.compiler;

import me.hammerle.snuviscript.code.InputProvider;
import me.hammerle.snuviscript.code.Script;

public class SignInverter extends Instruction
{
    private final ReturnWrapper wrapper = new ReturnWrapper();
    
    public SignInverter(int line)
    {
        super(line);
    }

    @Override
    public int getArguments()
    {
        return 1;
    }

    @Override
    public InputProvider execute(Script sc, InputProvider[] o) throws Exception
    {
        wrapper.setValue(-o[0].getDouble(sc));
        return wrapper;
    }
}