Class ReifiedOperationVisitor<TResult>

Visitor for reified operations.

Inheritance

System.Object

ReifiedOperationVisitor<TResult>

Namespace: Reaqtor.ReificationFramework

Assembly: Reaqtor.ReificationFramework.dll

Syntax

public abstract class ReifiedOperationVisitor<TResult> : Object

Type Parameters

Name	Description
TResult	The visitor result type.

Constructors

ReifiedOperationVisitor()

Declaration

protected ReifiedOperationVisitor()

Methods

MakeAsync(TResult, Action<Task>, CancellationToken)

Makes an async operation.

Declaration

protected abstract TResult MakeAsync(TResult operation, Action<Task> onStart, CancellationToken token)

Parameters

Type	Name	Description
TResult	operation	The operation.
System.Action<System.Threading.Tasks.Task>	onStart	A callback to return the task after the operation has been started.
System.Threading.CancellationToken	token	A cancellation token to give to the task factory.

Returns

Type	Description
TResult	The result of visiting the operation.

MakeCatch<T>(TResult, Action<T>)

Makes a catch operation.

Declaration

protected abstract TResult MakeCatch<T>(TResult operation, Action<T> handler)
    where T : Exception

Parameters

Type	Name	Description
TResult	operation	The operation.
System.Action<T>	handler	The exception handler.

Returns

Type	Description
TResult	The result of visiting the operation.

Type Parameters

Name	Description
T	The exception type.

MakeChain(TResult, IEnumerable<TResult>)

Makes a chain operation.

Declaration

protected abstract TResult MakeChain(TResult first, IEnumerable<TResult> rest)

Parameters

Type	Name	Description
TResult	first	The first operation.
System.Collections.Generic.IEnumerable<TResult>	rest	The remaining operations.

Returns

Type	Description
TResult	The result of visiting the operation.

MakeInstrument(TResult, Action, Action)

Makes an instrument operation.

Declaration

protected abstract TResult MakeInstrument(TResult operation, Action onEnter, Action onExit)

Parameters

Type	Name	Description
TResult	operation	The operation.
System.Action	onEnter	Callback to invoke prior to evaluating the operation.
System.Action	onExit	Callback to invoke after evaluating the operation.

Returns

Type	Description
TResult	The result of visiting the operation.

MakeLiftWildcards(TResult, IWildcardGenerator)

Makes a lift wildcards operation.

Declaration

protected abstract TResult MakeLiftWildcards(TResult operation, IWildcardGenerator generator)

Parameters

Type	Name	Description
TResult	operation	The operation.
IWildcardGenerator	generator	The wildcard generator.

Returns

Type	Description
TResult	The result of visiting the operation.

MakeRepeat(TResult, Int64)

Makes a repeat operation.

Declaration

protected abstract TResult MakeRepeat(TResult operation, long count)

Parameters

Type	Name	Description
TResult	operation	The operation.
System.Int64	count	The number of times to repeat the operation.

Returns

Type	Description
TResult	The result of visiting the operation.

MakeRepeatUntil(TResult, CancellationToken)

Makes a repeat until operation.

Declaration

protected abstract TResult MakeRepeatUntil(TResult operation, CancellationToken token)

Parameters

Type	Name	Description
TResult	operation	The operation.
System.Threading.CancellationToken	token	The cancellation token.

Returns

Type	Description
TResult	The result of visiting the operation.

Visit(ReifiedOperation)

Visits a reified operation.

Declaration

public virtual TResult Visit(ReifiedOperation operation)

Parameters

Type	Name	Description
ReifiedOperation	operation	The operation.

Returns

Type	Description
TResult	The result of visiting the operation.

VisitAsync(Async)

Visits an async operation.

Declaration

protected virtual TResult VisitAsync(Async operation)

Parameters

Type	Name	Description
Async	operation	The operation.

Returns

Type	Description
TResult	The result of visiting the operation.

VisitCatch<T>(Catch<T>)

Visits a catch operation.

Declaration

protected virtual TResult VisitCatch<T>(Catch<T> operation)
    where T : Exception

Parameters

Type	Name	Description
Catch<T>	operation	The operation.

Returns

Type	Description
TResult	The result of visiting the operation.

Type Parameters

Name	Description
T	The exception type.

VisitChain(Chain)

Visits a chain operation.

Declaration

protected virtual TResult VisitChain(Chain operation)

Parameters

Type	Name	Description
Chain	operation	The operation.

Returns

Type	Description
TResult	The result of visiting the operation.

VisitExtension(ReifiedOperation)

Visits an operation of an extension type.

Declaration

protected abstract TResult VisitExtension(ReifiedOperation operation)

Parameters

Type	Name	Description
ReifiedOperation	operation	The operation.

Returns

Type	Description
TResult	The result of visiting the operation.

VisitInstrument(Instrument)

Visits an instrument operation.

Declaration

protected virtual TResult VisitInstrument(Instrument operation)

Parameters

Type	Name	Description
Instrument	operation	The operation.

Returns

Type	Description
TResult	The result of visiting the operation.

VisitLiftWildcards(LiftWildcards)

Visits a lift wildcards operation.

Declaration

protected virtual TResult VisitLiftWildcards(LiftWildcards operation)

Parameters

Type	Name	Description
LiftWildcards	operation	The operation.

Returns

Type	Description
TResult	The result of visiting the operation.

VisitQueryEngineOperation(QueryEngineOperation)

Visits a query engine operation.

Declaration

protected abstract TResult VisitQueryEngineOperation(QueryEngineOperation operation)

Parameters

Type	Name	Description
QueryEngineOperation	operation	The operation.

Returns

Type	Description
TResult	The result of visiting the operation.

VisitRepeat(Repeat)

Visits a repeat operation.

Declaration

protected virtual TResult VisitRepeat(Repeat operation)

Parameters

Type	Name	Description
Repeat	operation	The operation.

Returns

Type	Description
TResult	The result of visiting the operation.

VisitRepeatUntil(RepeatUntil)

Visits a repeat until operation.

Declaration

protected virtual TResult VisitRepeatUntil(RepeatUntil operation)

Parameters

Type	Name	Description
RepeatUntil	operation	The operation.

Returns

Type	Description
TResult	The result of visiting the operation.

VisitServiceOperation(ServiceOperation)

Visits a service operation.

Declaration

protected abstract TResult VisitServiceOperation(ServiceOperation operation)

Parameters

Type	Name	Description
ServiceOperation	operation	The operation.

Returns

Type	Description
TResult	The result of visiting the operation.