ElementInit.cs

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using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Reflection;
 
namespace System.Linq.Expressions;
 
public sealed class ElementInit : IArgumentProvider
{
    public MethodInfo AddMethod { get; }
 
    public ReadOnlyCollection<Expression> Arguments { get; }
 
    public int ArgumentCount => Arguments.Count;
 
    internal ElementInit(MethodInfo addMethod, ReadOnlyCollection<Expression> arguments)
    {
        AddMethod = addMethod;
        Arguments = arguments;
    }
 
    public Expression GetArgument(int index)
    {
        return Arguments[index];
    }
 
    public override string ToString()
    {
        return ExpressionStringBuilder.ElementInitBindingToString(this);
    }
 
    public ElementInit Update(IEnumerable<Expression> arguments)
    {
        if (arguments == Arguments)
        {
            return this;
        }
        return Expression.ElementInit(AddMethod, arguments);
    }
}