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LoxClass.cs
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LoxClass.cs
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namespace SharpLox;
public class LoxClass : LoxCallable
{
public readonly string Name;
private readonly LoxClass? superclass;
private readonly Dictionary<String, LoxFunction> methods;
public int Arity => FindMethod("init")?.Arity ?? 0;
public LoxClass(string name, LoxClass? superclass, Dictionary<String, LoxFunction> methods)
{
this.Name = name;
this.superclass = superclass;
this.methods = methods;
}
public object? Call(Interpreter interpreter, List<object?> arguments)
{
var instance = new LoxInstance(this);
if (FindMethod("init") is LoxFunction initializer)
{
initializer.Bind(instance).Call(interpreter, arguments);
}
return instance;
}
public LoxFunction? FindMethod(String name)
{
if (methods.TryGetValue(name, out var method))
{
return method;
}
return superclass?.FindMethod(name);
}
public override string ToString() => Name;
}