ContractHelper Class
AccessedThroughPropertyAttribute Class
AsyncStateMachineAttribute Class
AsyncTaskMethodBuilder Structure
AsyncTaskMethodBuilder(TResult) Structure
AsyncVoidMethodBuilder Structure
CallerFilePathAttribute Class
CallerLineNumberAttribute Class
CallerMemberNameAttribute Class
CallSite Class
CallSite(T) Class
CallSiteBinder Class
CallSiteHelpers Class
CodeGenerationAttribute Class
CodeGenerationFlags Enumeration
CompilationRelaxations Enumeration
CompilationRelaxationsAttribute Class
CompilerGeneratedAttribute Class
ConditionalWeakTable(TKey, TValue) Class
ConditionalWeakTable(TKey, TValue).CreateValueCallback Delegate
ConfiguredTaskAwaitable Structure
ConfiguredTaskAwaitable.ConfiguredTaskAwaiter Structure
ConfiguredTaskAwaitable(TResult) Structure
ConfiguredTaskAwaitable(TResult).ConfiguredTaskAwaiter Structure
ContractHelper Class
ContractHelper Methods
CustomConstantAttribute Class
DateTimeConstantAttribute Class
DecimalConstantAttribute Class
DynamicAttribute Class
ExecutionScope Class
ExtensionAttribute Class
FixedBufferAttribute Class
IAsyncStateMachine Interface
ICriticalNotifyCompletion Interface
IndexerNameAttribute Class
INotifyCompletion Interface
InternalsVisibleToAttribute Class
IStrongBox Interface
IsVolatile Class
IteratorStateMachineAttribute Class
MethodCodeType Enumeration
MethodImplAttribute Class
MethodImplOptions Enumeration
ReferenceAssemblyAttribute Class
RuntimeCompatibilityAttribute Class
RuntimeHelpers Class
StateMachineAttribute Class
StrongBox(T) Class
TaskAwaiter Structure
TaskAwaiter(TResult) Structure
TypeForwardedFromAttribute Class
TypeForwardedToAttribute Class
UnsafeValueTypeAttribute Class
YieldAwaitable Structure
YieldAwaitable.YieldAwaiter Structure
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ContractHelper Class

[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]

Provides methods that the binary rewriter uses to handle contract failures.

System::Object
  System.Runtime.CompilerServices::ContractHelper

Namespace:  System.Runtime.CompilerServices
Assembly:  mscorlib (in mscorlib.dll)

C#
VB
C++
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The ContractHelper type exposes the following members.

  NameDescription
Public methodStatic memberRaiseContractFailedEventUsed by the binary rewriter to activate the default failure behavior.
Public methodStatic memberTriggerFailureTriggers the default failure behavior.
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Windows Phone OS

Supported in: 8.1, 8.0

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

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