BadConstantFoldingOptimizer.cs

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using BadScript2.Common.Logging;
using BadScript2.Parser.Expressions;
using BadScript2.Parser.Expressions.Constant;
using BadScript2.Runtime.Objects;
 
namespace BadScript2.Optimizations.Folding;
 
public static class BadConstantFoldingOptimizer
{
    public static BadExpression Optimize(BadExpression expr)
    {
        if (expr is not IBadNativeExpression && expr.IsConstant)
        {
            BadLogger.Log($"Optimizing Expression: '{expr}' with Constant Folding", "Optimize");
            BadObject obj = expr.Execute(null!).Last();
 
            return new BadConstantExpression(expr.Position, obj);
        }
 
        expr.Optimize();
 
        return expr;
    }
 
    public static IEnumerable<BadExpression> Optimize(IEnumerable<BadExpression> exprs)
    {
        return exprs.Select(Optimize);
    }
}