Package org.codehaus.groovy.transform.stc

Class EnumTypeCheckingExtension

java.lang.Object

org.codehaus.groovy.transform.stc.TypeCheckingExtension

org.codehaus.groovy.transform.stc.EnumTypeCheckingExtension

public class EnumTypeCheckingExtension
extends TypeCheckingExtension

A type checking extension that will take care of handling errors which are specific to enums. In particular, it will handle the enum constants within a switch's case statements.

Since:

3.0.0

Field Summary

Fields inherited from class org.codehaus.groovy.transform.stc.TypeCheckingExtension

typeCheckingVisitor

Constructor Summary

Constructors

Constructor	Description
EnumTypeCheckingExtension(StaticTypeCheckingVisitor staticTypeCheckingVisitor)	Creates the enum-specific type-checking extension.

Method Summary

Modifier and Type	Method	Description
boolean	handleUnresolvedVariableExpression(VariableExpression vexp)	Resolves enum constants referenced inside switch case labels.

Methods inherited from class org.codehaus.groovy.transform.stc.TypeCheckingExtension

addStaticTypeError, afterMethodCall, afterVisitClass, afterVisitMethod, beforeMethodCall, beforeVisitClass, beforeVisitMethod, buildListType, buildMapType, classNodeFor, classNodeFor, existsProperty, existsProperty, extractStaticReceiver, finish, getArgumentTypes, getOptions, getTargetMethod, getType, handleAmbiguousMethods, handleIncompatibleAssignment, handleIncompatibleReturnType, handleMissingMethod, handleUnresolvedAttribute, handleUnresolvedProperty, isStaticMethodCallOnClass, lookupClassNodeFor, onMethodSelection, parameterizedType, setOptions, setup, storeType

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

EnumTypeCheckingExtension

public EnumTypeCheckingExtension(StaticTypeCheckingVisitor staticTypeCheckingVisitor)

Creates the enum-specific type-checking extension.

Method Details

handleUnresolvedVariableExpression

public boolean handleUnresolvedVariableExpression(VariableExpression vexp)

Resolves enum constants referenced inside switch case labels.

Overrides:

handleUnresolvedVariableExpression in class TypeCheckingExtension

Parameters:

vexp - the unresolved variable extension

Returns:

boolean false if the extension doesn't handle it, true if the extension handles this variable.