Line data    Source code

       1             : #region Copyright
       2             : // // -----------------------------------------------------------------------
       3             : // // <copyright company="Chinchilla Software Limited">
       4             : // //   Copyright Chinchilla Software Limited. All rights reserved.
       5             : // // </copyright>
       6             : // // -----------------------------------------------------------------------
       7             : #endregion
       8             : 
       9             : using System.Collections.Generic;
      10             : using System.Collections.ObjectModel;
      11             : using System.Linq.Expressions;
      12             : using System.Reflection;
      13             : 
      14             : namespace Cqrs.Sql.DataStores
      15             : {
      16             :         /// <summary>
      17             :         /// Converts <see cref="Expression"/> trees.
      18             :         /// </summary>
      19             :         public interface IExpressionTreeConverter
      20             :         {
      21             :                 /// <summary>
      22             :                 /// A collection of <see cref="LambdaExpression"/> grouped by <see cref="MemberInfo"/>.
      23             :                 /// </summary>
      24           1 :                 Dictionary<MemberInfo, LambdaExpression> GetMappings();
      25             : 
      26             :                 /// <summary>
      27             :                 /// Dispatches the <see cref="Expression"/> to one of the more specialized visit methods in this class.
      28             :                 /// </summary>
      29             :                 /// <param name="node">The <see cref="Expression"/> to visit.</param>
      30             :                 /// <returns>The modified <see cref="Expression"/>, if it or any subexpression was modified; otherwise, returns the original <see cref="Expression"/>.</returns>
      31           1 :                 Expression Visit(Expression node);
      32             : 
      33             :                 /// <summary>
      34             :                 /// Dispatches the list of expressions to one of the more specialized visit methods in this class.
      35             :                 /// </summary>
      36             :                 /// <param name="nodes">The expressions to visit.</param>
      37             :                 /// <returns>The modified <see cref="Expression"/> list, if any one of the elements were modified; otherwise, returns the <see cref="Expression"/> expression list.</returns>
      38           1 :                 ReadOnlyCollection<Expression> Visit(ReadOnlyCollection<Expression> nodes);
      39             :         }
      40             : }