/web/mcs/class/System.Data.Linq/src/DbLinq/Data/Linq/Sugar/ExpressionMutator/Implementation/LambdaExpressionMutator.cs
C# | 59 lines | 30 code | 6 blank | 23 comment | 0 complexity | 48b84883bec363640109127b3d7b4b49 MD5 | raw file
Possible License(s): LGPL-2.0, MPL-2.0-no-copyleft-exception, CC-BY-SA-3.0, GPL-2.0, LGPL-2.1
- #region MIT license
- //
- // MIT license
- //
- // Copyright (c) 2007-2008 Jiri Moudry, Pascal Craponne
- //
- // Permission is hereby granted, free of charge, to any person obtaining a copy
- // of this software and associated documentation files (the "Software"), to deal
- // in the Software without restriction, including without limitation the rights
- // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- // copies of the Software, and to permit persons to whom the Software is
- // furnished to do so, subject to the following conditions:
- //
- // The above copyright notice and this permission notice shall be included in
- // all copies or substantial portions of the Software.
- //
- // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- // THE SOFTWARE.
- //
- #endregion
-
- using System.Collections.Generic;
- using System.Linq;
- using System.Linq.Expressions;
-
- using DbLinq.Data.Linq.Sugar.Expressions;
-
- namespace DbLinq.Data.Linq.Sugar.ExpressionMutator.Implementation
- {
- internal class LambdaExpressionMutator : IMutableExpression
- {
- protected LambdaExpression LambdaExpression { get; private set; }
-
- public Expression Mutate(IList<Expression> operands)
- {
- return Expression.Lambda(LambdaExpression.Type, operands[0], operands.Skip(1).Cast<ParameterExpression>());
- }
-
- public IEnumerable<Expression> Operands
- {
- get
- {
- yield return LambdaExpression.Body;
- foreach (var parameter in LambdaExpression.Parameters)
- yield return parameter;
- }
- }
-
- public LambdaExpressionMutator(LambdaExpression expression)
- {
- LambdaExpression = expression;
- }
- }
- }