AngleSharp

using System;

namespace AngleSharp.DOM
{
    /// <summary>
    /// Represents a processing instruction node.
    /// </summary>
    [DOM("ProcessingInstruction")]
    public sealed class ProcessingInstruction : Node
    {
        #region ctor

        /// <summary>
        /// Creates a new processing instruction node.
        /// </summary>
        internal ProcessingInstruction()
        {
            _type = NodeType.ProcessingInstruction;
        }

        #endregion

        #region Properties

        /// <summary>
        /// Gets or sets the target.
        /// </summary>
        [DOM("target")]
        public String Target
        {
            get { return _name; }
            set { _name = value; }
        }

        /// <summary>
        /// Gets or sets the data.
        /// </summary>
        [DOM("data")]
        public String Data 
        {
            get; 
            set;
        }

        #endregion

        #region Methods

        /// <summary>
        /// Adds a child to the collection of children.
        /// </summary>
        /// <param name="child">The child to add.</param>
        /// <returns>The added child.</returns>
        [DOM("appendChild")]
        public override Node AppendChild(Node child)
        {
            throw new DOMException(ErrorCode.NotSupported);
        }

        /// <summary>
        /// Inserts the specified node before a reference element as a child of the current node.
        /// </summary>
        /// <param name="newElement">The node to insert.</param>
        /// <param name="referenceElement">The node before which newElement is inserted. If
        /// referenceElement is null, newElement is inserted at the end of the list of child nodes.</param>
        /// <returns>The inserted node.</returns>
        [DOM("insertBefore")]
        public override Node InsertBefore(Node newElement, Node referenceElement)
        {
            throw new DOMException(ErrorCode.NotSupported);
        }

        /// <summary>
        /// Inserts a child to the collection of children at the specified index.
        /// </summary>
        /// <param name="index">The index where to insert.</param>
        /// <param name="child">The child to insert.</param>
        /// <returns>The inserted child.</returns>
        [DOM("insertChild")]
        public override Node InsertChild(Int32 index, Node child)
        {
            throw new DOMException(ErrorCode.NotSupported);
        }

        /// <summary>
        /// Removes a child from the collection of children.
        /// </summary>
        /// <param name="child">The child to remove.</param>
        /// <returns>The removed child.</returns>
        [DOM("removeChild")]
        public override Node RemoveChild(Node child)
        {
            throw new DOMException(ErrorCode.NotSupported);
        }

        /// <summary>
        /// Replaces one child node of the specified element with another.
        /// </summary>
        /// <param name="newChild">The new node to replace oldChild. If it already exists in the DOM, it is first removed.</param>
        /// <param name="oldChild">The existing child to be replaced.</param>
        /// <returns>The replaced node. This is the same node as oldChild.</returns>
        [DOM("replaceChild")]
        public override Node ReplaceChild(Node newChild, Node oldChild)
        {
            throw new DOMException(ErrorCode.NotSupported);
        }

        #endregion
    }
}