private static PsiType doFun(GrReferenceExpression refExpr) {
if (ResolveUtil.isClassReference(refExpr)) {
GrExpression qualifier = refExpr.getQualifier();
LOG.assertTrue(qualifier != null);
return TypesUtil.createJavaLangClassType(
qualifier.getType(), refExpr.getProject(), refExpr.getResolveScope());
}
if (PsiUtil.isCompileStatic(refExpr)) {
final GroovyResolveResult resolveResult = refExpr.advancedResolve();
final PsiElement resolvedF = resolveResult.getElement();
final PsiType type;
if (resolvedF instanceof GrField) {
type = ((GrField) resolvedF).getType();
} else if (resolvedF instanceof GrAccessorMethod) {
type = ((GrAccessorMethod) resolvedF).getProperty().getType();
} else {
type = null;
}
if (type != null) {
return resolveResult.getSubstitutor().substitute(type);
}
}
final PsiElement resolved = refExpr.resolve();
final PsiType nominal = refExpr.getNominalType();
Boolean reassigned = GrReassignedLocalVarsChecker.isReassignedVar(refExpr);
if (reassigned != null && reassigned.booleanValue()) {
return GrReassignedLocalVarsChecker.getReassignedVarType(refExpr, true);
}
final PsiType inferred = getInferredTypes(refExpr, resolved);
if (inferred == null) {
if (nominal == null) {
// inside nested closure we could still try to infer from variable initializer. Not sound,
// but makes sense
if (resolved instanceof GrVariable) {
LOG.assertTrue(resolved.isValid());
return ((GrVariable) resolved).getTypeGroovy();
}
}
return nominal;
}
if (nominal == null) return inferred;
if (!TypeConversionUtil.isAssignable(TypeConversionUtil.erasure(nominal), inferred, false)) {
if (resolved instanceof GrVariable
&& ((GrVariable) resolved).getTypeElementGroovy() != null) {
return nominal;
}
}
return inferred;
}
@Override
public void findCollisions(
PsiElement element,
String newName,
Map<? extends PsiElement, String> allRenames,
List<UsageInfo> result) {
List<UsageInfo> collisions = new ArrayList<>();
for (UsageInfo info : result) {
if (!(info instanceof MoveRenameUsageInfo)) continue;
final PsiElement infoElement = info.getElement();
final PsiElement referencedElement = ((MoveRenameUsageInfo) info).getReferencedElement();
if (!(infoElement instanceof GrReferenceExpression)) continue;
final GrReferenceExpression refExpr = (GrReferenceExpression) infoElement;
if (!(referencedElement instanceof GrField
|| refExpr.advancedResolve().isInvokedOnProperty())) continue;
if (!(refExpr.getParent() instanceof GrCall)) continue;
final PsiType[] argTypes = PsiUtil.getArgumentTypes(refExpr, false);
final PsiType[] typeArguments = refExpr.getTypeArguments();
final MethodResolverProcessor processor =
new MethodResolverProcessor(newName, refExpr, false, null, argTypes, typeArguments);
final PsiMethod resolved =
ResolveUtil.resolveExistingElement(refExpr, processor, PsiMethod.class);
if (resolved == null) continue;
collisions.add(
new UnresolvableCollisionUsageInfo(resolved, refExpr) {
@Override
public String getDescription() {
return GroovyRefactoringBundle.message(
"usage.will.be.overriden.by.method",
refExpr.getParent().getText(),
PsiFormatUtil.formatMethod(
resolved,
PsiSubstitutor.EMPTY,
PsiFormatUtilBase.SHOW_NAME,
PsiFormatUtilBase.SHOW_TYPE));
}
});
}
result.addAll(collisions);
super.findCollisions(element, newName, allRenames, result);
}
private static boolean canBeSimplified(PsiElement element) {
if (PsiTreeUtil.getParentOfType(element, PsiComment.class) != null) return false;
if (element instanceof GrCodeReferenceElement) {
if (PsiTreeUtil.getParentOfType(element, GrImportStatement.class, GrPackageDefinition.class)
!= null) return false;
} else if (element instanceof GrReferenceExpression) {
if (!PsiImplUtil.seemsToBeQualifiedClassName((GrReferenceExpression) element)) return false;
} else {
return false;
}
final GrReferenceElement ref = (GrReferenceElement) element;
if (ref.getQualifier() == null) return false;
if (!(ref.getContainingFile() instanceof GroovyFileBase)) return false;
final PsiElement resolved = ref.resolve();
if (!(resolved instanceof PsiClass)) return false;
final String name = ((PsiClass) resolved).getName();
if (name == null) return false;
final GroovyPsiElementFactory factory =
GroovyPsiElementFactory.getInstance(element.getProject());
final GrReferenceExpression shortedRef =
factory.createReferenceExpressionFromText(name, element);
final GroovyResolveResult resolveResult = shortedRef.advancedResolve();
if (element.getManager().areElementsEquivalent(resolved, resolveResult.getElement())) {
return true;
}
final PsiClass containingClass = ((PsiClass) resolved).getContainingClass();
if (containingClass != null
&& !GroovyCodeStyleSettingsFacade.getInstance(containingClass.getProject())
.insertInnerClassImports()) {
return false;
}
return resolveResult.getElement() == null
|| !resolveResult.isAccessible()
|| !resolveResult.isStaticsOK();
}