public Lambda(MethodBase method, InvocationStyle invocationStyle)
: base(NodeType.Lambda)
{
Method = method.AssertNotNull();
InvocationStyle = invocationStyle;
Sig = new Sig(this);
}
public override int GetHashCode()
{
if (_lambda != null)
{
return(_lambda.GetHashCode());
}
return(Syms.Fold(InvocationStyle.SafeHashCode() ^ Ret.SafeHashCode(), (h, p) => h ^ p.SafeHashCode()));
}
public Sig(MethodBase method, InvocationStyle invocationStyle)
{
Method = method;
_invocationStyle = invocationStyle;
var parc = 0; var @params = new List <ParamInfo>();
if (method.IsInstance() || method.IsConstructor)
{
@params.Add(new ParamInfo(this, parc++, "this", method.DeclaringType));
}
method.GetParameters().ForEach((p, i) => @params.Add(new ParamInfo(this, parc++, p)));
Syms = @params.Select((p, i) => new Param(p.Name, p.Type)).ToReadOnly();
}
public int EquivHashCode()
{
return(Params.Fold(InvocationStyle.SafeHashCode() ^ Ret.SafeHashCode(), (h, p) => h ^ p.SafeHashCode()));
}
protected override int EigenHashCode()
{
return(base.EigenHashCode() ^ InvocationStyle.SafeHashCode() ^
Sig.SafeHashCode() ^ Method.SafeHashCode());
}
