_Core/Lang/Plugins/System/ThrowPlugin.cs

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using ComLib.Lang;


namespace ComLib.Lang
{

    /* *************************************************************************
    <doc:example>	
    // Throw plugin provides throwing of errors from the script.
    
    throw 'user name is required';
    </doc:example>
    ***************************************************************************/

    /// <summary>
    /// Plugin for throwing errors from the script.
    /// </summary>
    public class ThrowPlugin : StmtPlugin
    {
        private static string[] _tokens = new string[] { "throw" };


        /// <summary>
        /// Intialize.
        /// </summary>
        public ThrowPlugin()
        {
            _startTokens = _tokens;
            _isSystemLevel = true;
            _supportsTerminator = true;
        }


        /// <summary>
        /// The grammer for the function declaration
        /// </summary>
        public override string Grammer
        {
            get { return "throw <expression> <statementterminator>"; }
        }


        /// <summary>
        /// Examples
        /// </summary>
        public override string[] Examples
        {
            get
            {
                return new string[]
                {
                    "throw 'invalid amount';",
                    "throw 300\r\n"
                };
            }
        }