Code:
/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / Core / Microsoft / Scripting / Actions / UnaryOperationBinder.cs / 1305376 / UnaryOperationBinder.cs
/* **************************************************************************** * * Copyright (c) Microsoft Corporation. * * This source code is subject to terms and conditions of the Microsoft Public License. A * copy of the license can be found in the License.html file at the root of this distribution. If * you cannot locate the Microsoft Public License, please send an email to * dlr@microsoft.com. By using this source code in any fashion, you are agreeing to be bound * by the terms of the Microsoft Public License. * * You must not remove this notice, or any other, from this software. * * * ***************************************************************************/ using System.Dynamic.Utils; using System.Linq.Expressions; namespace System.Dynamic { ////// Represents the unary dynamic operation at the call site, providing the binding semantic and the details about the operation. /// public abstract class UnaryOperationBinder : DynamicMetaObjectBinder { private ExpressionType _operation; ////// Initializes a new instance of the /// The unary operation kind. protected UnaryOperationBinder(ExpressionType operation) { ContractUtils.Requires(OperationIsValid(operation), "operation"); _operation = operation; } ///class. /// /// The result type of the operation. /// public override sealed Type ReturnType { get { switch(_operation) { case ExpressionType.IsFalse: case ExpressionType.IsTrue: return typeof(bool); default: return typeof(object); } } } ////// The unary operation kind. /// public ExpressionType Operation { get { return _operation; } } ////// Performs the binding of the unary dynamic operation if the target dynamic object cannot bind. /// /// The target of the dynamic unary operation. ///The public DynamicMetaObject FallbackUnaryOperation(DynamicMetaObject target) { return FallbackUnaryOperation(target, null); } ///representing the result of the binding. /// Performs the binding of the unary dynamic operation if the target dynamic object cannot bind. /// /// The target of the dynamic unary operation. /// The binding result in case the binding fails, or null. ///The public abstract DynamicMetaObject FallbackUnaryOperation(DynamicMetaObject target, DynamicMetaObject errorSuggestion); ///representing the result of the binding. /// Performs the binding of the dynamic unary operation. /// /// The target of the dynamic operation. /// An array of arguments of the dynamic operation. ///The public sealed override DynamicMetaObject Bind(DynamicMetaObject target, DynamicMetaObject[] args) { ContractUtils.RequiresNotNull(target, "target"); ContractUtils.Requires(args == null || args.Length == 0, "args"); return target.BindUnaryOperation(this); } // this is a standard DynamicMetaObjectBinder internal override sealed bool IsStandardBinder { get { return true; } } internal static bool OperationIsValid(ExpressionType operation) { switch (operation) { #region Generated Unary Operation Binder Validator // *** BEGIN GENERATED CODE *** // generated by function: gen_unop_validator from: generate_tree.py case ExpressionType.Negate: case ExpressionType.UnaryPlus: case ExpressionType.Not: case ExpressionType.Decrement: case ExpressionType.Increment: case ExpressionType.OnesComplement: case ExpressionType.IsTrue: case ExpressionType.IsFalse: // *** END GENERATED CODE *** #endregion case ExpressionType.Extension: return true; default: return false; } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved. /* **************************************************************************** * * Copyright (c) Microsoft Corporation. * * This source code is subject to terms and conditions of the Microsoft Public License. A * copy of the license can be found in the License.html file at the root of this distribution. If * you cannot locate the Microsoft Public License, please send an email to * dlr@microsoft.com. By using this source code in any fashion, you are agreeing to be bound * by the terms of the Microsoft Public License. * * You must not remove this notice, or any other, from this software. * * * ***************************************************************************/ using System.Dynamic.Utils; using System.Linq.Expressions; namespace System.Dynamic { ///representing the result of the binding. /// Represents the unary dynamic operation at the call site, providing the binding semantic and the details about the operation. /// public abstract class UnaryOperationBinder : DynamicMetaObjectBinder { private ExpressionType _operation; ////// Initializes a new instance of the /// The unary operation kind. protected UnaryOperationBinder(ExpressionType operation) { ContractUtils.Requires(OperationIsValid(operation), "operation"); _operation = operation; } ///class. /// /// The result type of the operation. /// public override sealed Type ReturnType { get { switch(_operation) { case ExpressionType.IsFalse: case ExpressionType.IsTrue: return typeof(bool); default: return typeof(object); } } } ////// The unary operation kind. /// public ExpressionType Operation { get { return _operation; } } ////// Performs the binding of the unary dynamic operation if the target dynamic object cannot bind. /// /// The target of the dynamic unary operation. ///The public DynamicMetaObject FallbackUnaryOperation(DynamicMetaObject target) { return FallbackUnaryOperation(target, null); } ///representing the result of the binding. /// Performs the binding of the unary dynamic operation if the target dynamic object cannot bind. /// /// The target of the dynamic unary operation. /// The binding result in case the binding fails, or null. ///The public abstract DynamicMetaObject FallbackUnaryOperation(DynamicMetaObject target, DynamicMetaObject errorSuggestion); ///representing the result of the binding. /// Performs the binding of the dynamic unary operation. /// /// The target of the dynamic operation. /// An array of arguments of the dynamic operation. ///The public sealed override DynamicMetaObject Bind(DynamicMetaObject target, DynamicMetaObject[] args) { ContractUtils.RequiresNotNull(target, "target"); ContractUtils.Requires(args == null || args.Length == 0, "args"); return target.BindUnaryOperation(this); } // this is a standard DynamicMetaObjectBinder internal override sealed bool IsStandardBinder { get { return true; } } internal static bool OperationIsValid(ExpressionType operation) { switch (operation) { #region Generated Unary Operation Binder Validator // *** BEGIN GENERATED CODE *** // generated by function: gen_unop_validator from: generate_tree.py case ExpressionType.Negate: case ExpressionType.UnaryPlus: case ExpressionType.Not: case ExpressionType.Decrement: case ExpressionType.Increment: case ExpressionType.OnesComplement: case ExpressionType.IsTrue: case ExpressionType.IsFalse: // *** END GENERATED CODE *** #endregion case ExpressionType.Extension: return true; default: return false; } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.representing the result of the binding.
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- UnsafeNativeMethodsCLR.cs
- StorageBasedPackageProperties.cs
- StateMachineWorkflow.cs
- DataConnectionHelper.cs
- InkCanvasSelectionAdorner.cs
- XmlNamedNodeMap.cs
- CommandLibraryHelper.cs
- Image.cs
- HttpsChannelFactory.cs
- EventWaitHandle.cs
- ThreadNeutralSemaphore.cs
- versioninfo.cs
- TextDecorationCollection.cs
- LabelLiteral.cs
- DynamicArgumentDesigner.xaml.cs
- ConfigurationErrorsException.cs
- ISAPIWorkerRequest.cs
- BuildResult.cs
- ObjectAssociationEndMapping.cs
- NativeRightsManagementAPIsStructures.cs
- SimpleLine.cs
- DesignTimeParseData.cs
- log.cs
- DesignSurfaceManager.cs
- PrintControllerWithStatusDialog.cs
- EmbeddedObject.cs
- StringOutput.cs
- Lease.cs
- ConfigurationManagerInternalFactory.cs
- Vector3DConverter.cs
- DetailsViewCommandEventArgs.cs
- ZipPackage.cs
- BCLDebug.cs
- DrawingDrawingContext.cs
- DialogResultConverter.cs
- ExternalFile.cs
- StateChangeEvent.cs
- ColumnMap.cs
- FileUtil.cs
- DataGridAddNewRow.cs
- SmtpReplyReader.cs
- RankException.cs
- ComPlusInstanceContextInitializer.cs
- SafeViewOfFileHandle.cs
- CodeEntryPointMethod.cs
- ConfigXmlWhitespace.cs
- TypeEnumerableViewSchema.cs
- StaticResourceExtension.cs
- LabelLiteral.cs
- SqlDesignerDataSourceView.cs
- QueryContinueDragEvent.cs
- DeploymentSection.cs
- LambdaCompiler.ControlFlow.cs
- TempFiles.cs
- DecimalKeyFrameCollection.cs
- DurableTimerExtension.cs
- WmlLinkAdapter.cs
- HtmlContainerControl.cs
- EncryptedPackage.cs
- PersonalizablePropertyEntry.cs
- AdPostCacheSubstitution.cs
- HorizontalAlignConverter.cs
- EncoderBestFitFallback.cs
- MetadataItemEmitter.cs
- FileCodeGroup.cs
- AssemblyAttributes.cs
- XhtmlBasicControlAdapter.cs
- FixedFindEngine.cs
- NegotiateStream.cs
- Icon.cs
- ValidationPropertyAttribute.cs
- SqlTypeConverter.cs
- ComEventsHelper.cs
- WebErrorHandler.cs
- ProxyFragment.cs
- Canvas.cs
- ToolStripDropDownMenu.cs
- ISFClipboardData.cs
- Binding.cs
- RelationshipSet.cs
- DefaultTraceListener.cs
- COM2AboutBoxPropertyDescriptor.cs
- DockingAttribute.cs
- HostedImpersonationContext.cs
- SafeArrayTypeMismatchException.cs
- PropertyMapper.cs
- ByteAnimationUsingKeyFrames.cs
- HtmlShim.cs
- OleTxTransaction.cs
- SkipQueryOptionExpression.cs
- CompModSwitches.cs
- ColumnMapCopier.cs
- _SafeNetHandles.cs
- SrgsDocument.cs
- BinHexDecoder.cs
- FacetDescription.cs
- RegexInterpreter.cs
- SelectionEditor.cs
- UpdateProgress.cs
- SqlDependencyListener.cs