InvokeBinder.cs

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using System.Dynamic.Utils;
 
namespace System.Dynamic;
 
public abstract class InvokeBinder : DynamicMetaObjectBinder
{
    public sealed override Type ReturnType => typeof(object);
 
    public CallInfo CallInfo { get; }
 
    internal sealed override bool IsStandardBinder => true;
 
    protected InvokeBinder(CallInfo callInfo)
    {
        ContractUtils.RequiresNotNull(callInfo, "callInfo");
        CallInfo = callInfo;
    }
 
    public DynamicMetaObject FallbackInvoke(DynamicMetaObject target, DynamicMetaObject[] args)
    {
        return FallbackInvoke(target, args, null);
    }
 
    public abstract DynamicMetaObject FallbackInvoke(DynamicMetaObject target, DynamicMetaObject[] args, DynamicMetaObject? errorSuggestion);
 
    public sealed override DynamicMetaObject Bind(DynamicMetaObject target, DynamicMetaObject[] args)
    {
        ContractUtils.RequiresNotNull(target, "target");
        ContractUtils.RequiresNotNullItems(args, "args");
        return target.BindInvoke(this, args);
    }
}