# Enum ExpressionCompilationPurpose

OptimaJet.Workflow.Core.CodeActions.ExpressionCompilationPurpose

Identifies the workflow feature requesting expression compilation.

Namespace: [OptimaJet.Workflow.Core.CodeActions](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.CodeActions/)

```csharp
public enum ExpressionCompilationPurpose
```

## Fields

`TransitionCondition = 0` 

An expression condition on a transition.

`SubprocessName = 1` 

A subprocess-name expression.

`SetParameter = 2` 

A Basic Plugin SetParameter value.

`CreateProcessParameter = 3` 

A Basic Plugin CreateProcess parameter value.

`ParameterMapping = 4` 

An inline activity parameter mapping.

`Timer = 5` 

An expression timer value.

`Actor = 6` 

An actor value marked as an expression.

`DesignerValidation = 7` 

A Designer expression validation request, without process execution.

`Custom = 8` 

A call through the general expression manager API.

[Previous CodeForCompillation](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.CodeActions/CodeForCompillation/) [Next ExpressionCompilationRequest](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.CodeActions/ExpressionCompilationRequest/)