BlockN.cs

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using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Dynamic.Utils;
 
namespace System.Linq.Expressions;
 
internal class BlockN : BlockExpression
{
    private IReadOnlyList<Expression> _expressions;
 
    internal override int ExpressionCount => _expressions.Count;
 
    internal BlockN(IReadOnlyList<Expression> expressions)
    {
        _expressions = expressions;
    }
 
    internal override bool SameExpressions(ICollection<Expression> expressions)
    {
        return ExpressionUtils.SameElements(expressions, _expressions);
    }
 
    internal override Expression GetExpression(int index)
    {
        return _expressions[index];
    }
 
    internal override ReadOnlyCollection<Expression> GetOrMakeExpressions()
    {
        return ExpressionUtils.ReturnReadOnly(ref _expressions);
    }
 
    internal override BlockExpression Rewrite(ReadOnlyCollection<ParameterExpression> variables, Expression[] args)
    {
        return new BlockN(args);
    }
}