Package net.hydromatic.morel.eval

Class EvalEnvs.ArraySubEvalEnv

java.lang.Object

net.hydromatic.morel.eval.EvalEnvs.ArraySubEvalEnv

All Implemented Interfaces:

EvalEnv

Direct Known Subclasses:

EvalEnvs.MutableArraySubEvalEnv, EvalEnvs.PatSubEvalEnv

Enclosing class:

EvalEnvs

static class EvalEnvs.ArraySubEvalEnv
extends Object
implements EvalEnv

Similar to MutableEvalEnv but binds several names.

Field Summary

Fields

Modifier and Type	Field	Description
protected final com.google.common.collect.ImmutableList<String>	names
protected final EvalEnv	parentEnv
protected Object[]	values

Fields inherited from interface net.hydromatic.morel.eval.EvalEnv

SESSION

Constructor Summary

Constructors

Constructor	Description
ArraySubEvalEnv(EvalEnv parentEnv, com.google.common.collect.ImmutableList<String> names, Object[] values)

Method Summary

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 Details

parentEnv

protected final EvalEnv parentEnv

names

protected final com.google.common.collect.ImmutableList<String> names

values

protected Object[] values

Constructor Details

ArraySubEvalEnv

ArraySubEvalEnv(EvalEnv parentEnv,
 com.google.common.collect.ImmutableList<String> names,
 @Nullable
 Object[] values)

Method Details

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