EvalEnvs.SubEvalEnv (morel 0.3.0 API)

java.lang.Object
- net.hydromatic.morel.eval.EvalEnvs.SubEvalEnv

All Implemented Interfaces:

EvalEnv

Direct Known Subclasses:

EvalEnvs.MutableSubEvalEnv

Enclosing class:

EvalEnvs
```
static class EvalEnvs.SubEvalEnv
extends Object
implements EvalEnv
```
Evaluation environment that inherits from a parent environment and adds one binding.

Field Summary

Fields
Modifier and Type Field Description

protected String name

protected EvalEnv parentEnv

protected Object value
- Fields inherited from interface net.hydromatic.morel.eval.EvalEnv
  SESSION

Constructor Summary

Constructors
Constructor Description

SubEvalEnv(EvalEnv parentEnv, String name, Object value)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`Object`	`getOpt(String name)`	Returns the binding of `name` if bound, null if not.
`void`	`visit(BiConsumer<String,Object> consumer)`	Visits every variable binding in this environment.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface net.hydromatic.morel.eval.EvalEnv
bind, bindMutable, bindMutableArray, bindMutablePat, fix, valueMap

- Field Detail
  - parentEnv
```
protected final EvalEnv parentEnv
```
  - name
```
protected final String name
```
  - value
```
protected Object value
```
- Constructor Detail
  - SubEvalEnv
```
SubEvalEnv(EvalEnv parentEnv,
           String name,
           Object value)
```
- Method Detail
  - visit
```
public void visit(BiConsumer<String,Object> consumer)
```
    Description copied from interface: EvalEnv
    
    Visits every variable binding in this environment.
    Bindings that are obscured by more recent bindings of the same name are visited, but after the more obscuring bindings.
    
    Specified by:
    
    visit in interface EvalEnv
  - getOpt
```
public Object getOpt(String name)
```
    Description copied from interface: EvalEnv
    
    Returns the binding of name if bound, null if not.
    
    Specified by:
    
    getOpt in interface EvalEnv