public void visitReferenceExpression(GrReferenceExpression refExpr) {
super.visitReferenceExpression(refExpr);
if (myPolicy.isReferenceAccepted(refExpr)) {
String name = refExpr.getReferenceName();
if (name == null) return;
if (ControlFlowUtils.isIncOrDecOperand(refExpr)) {
final InstructionImpl i = new ReadWriteVariableInstruction(name, refExpr, READ);
addNodeAndCheckPending(i);
addNode(new ReadWriteVariableInstruction(name, refExpr, WRITE));
} else {
final int type = PsiUtil.isLValue(refExpr) ? WRITE : READ;
addNodeAndCheckPending(new ReadWriteVariableInstruction(name, refExpr, type));
if (refExpr.getParent() instanceof GrArgumentList
&& refExpr.getParent().getParent() instanceof GrCall) {
addNodeAndCheckPending(new ArgumentInstruction(refExpr));
}
}
}
if (refExpr.isQualified() && !(refExpr.getParent() instanceof GrCall)) {
visitCall(refExpr);
}
}
private static void registerReferenceFixes(
GrReferenceExpression refExpr,
HighlightInfo info,
boolean compileStatic,
final HighlightDisplayKey key) {
PsiClass targetClass = QuickfixUtil.findTargetClass(refExpr, compileStatic);
if (targetClass == null) return;
if (!compileStatic) {
addDynamicAnnotation(info, refExpr, key);
}
if (targetClass.isWritable()) {
QuickFixAction.registerQuickFixAction(
info, new CreateFieldFromUsageFix(refExpr, targetClass), key);
if (refExpr.getParent() instanceof GrCall && refExpr.getParent() instanceof GrExpression) {
QuickFixAction.registerQuickFixAction(
info, new CreateMethodFromUsageFix(refExpr, targetClass), key);
}
}
if (!refExpr.isQualified()) {
GrVariableDeclarationOwner owner =
PsiTreeUtil.getParentOfType(refExpr, GrVariableDeclarationOwner.class);
if (!(owner instanceof GroovyFileBase) || ((GroovyFileBase) owner).isScript()) {
QuickFixAction.registerQuickFixAction(
info, new CreateLocalVariableFromUsageFix(refExpr, owner), key);
}
if (PsiTreeUtil.getParentOfType(refExpr, GrMethod.class) != null) {
QuickFixAction.registerQuickFixAction(info, new CreateParameterFromUsageFix(refExpr), key);
}
}
}
private static boolean isPropertyAccessInStaticMethod(GrReferenceExpression referenceExpression) {
if (referenceExpression.getParent() instanceof GrMethodCall
|| referenceExpression.getQualifier() != null) return false;
GrMember context =
PsiTreeUtil.getParentOfType(
referenceExpression, GrMember.class, true, GrClosableBlock.class);
return (context instanceof GrMethod || context instanceof GrClassInitializer)
&& context.hasModifierProperty(STATIC);
}
@Nullable
private static HighlightInfo checkRefInner(GrReferenceExpression ref) {
PsiElement refNameElement = ref.getReferenceNameElement();
if (refNameElement == null) return null;
boolean cannotBeDynamic = PsiUtil.isCompileStatic(ref) || isPropertyAccessInStaticMethod(ref);
GroovyResolveResult resolveResult = getBestResolveResult(ref);
if (resolveResult.getElement() != null) {
if (!isInspectionEnabled(ref.getContainingFile(), ref.getProject())) return null;
if (isStaticOk(resolveResult)) return null;
String message = GroovyBundle.message("cannot.reference.non.static", ref.getReferenceName());
return createAnnotationForRef(ref, cannotBeDynamic, message);
}
if (ResolveUtil.isKeyOfMap(ref) || isClassReference(ref)) {
return null;
}
if (!cannotBeDynamic) {
if (!isInspectionEnabled(ref.getContainingFile(), ref.getProject())) return null;
GrUnresolvedAccessInspection inspection =
getInstance(ref.getContainingFile(), ref.getProject());
if (!inspection.myHighlightIfGroovyObjectOverridden && areGroovyObjectMethodsOverridden(ref))
return null;
if (!inspection.myHighlightIfMissingMethodsDeclared && areMissingMethodsDeclared(ref))
return null;
if (GroovySuppressableInspectionTool.isElementToolSuppressedIn(ref, SHORT_NAME)) return null;
}
if (cannotBeDynamic || shouldHighlightAsUnresolved(ref)) {
HighlightInfo info =
createAnnotationForRef(
ref, cannotBeDynamic, GroovyBundle.message("cannot.resolve", ref.getReferenceName()));
LOG.assertTrue(info != null);
HighlightDisplayKey displayKey = HighlightDisplayKey.find(SHORT_NAME);
if (ref.getParent() instanceof GrMethodCall) {
registerStaticImportFix(ref, info, displayKey);
} else {
registerCreateClassByTypeFix(ref, info, displayKey);
registerAddImportFixes(ref, info, displayKey);
}
registerReferenceFixes(ref, info, cannotBeDynamic, displayKey);
UnresolvedReferenceQuickFixProvider.registerReferenceFixes(
ref, new QuickFixActionRegistrarAdapter(info, displayKey));
OrderEntryFix.registerFixes(new QuickFixActionRegistrarAdapter(info, displayKey), ref);
return info;
}
return null;
}
private static void registerStaticImportFix(
@NotNull GrReferenceExpression referenceExpression,
@Nullable HighlightInfo info,
@Nullable final HighlightDisplayKey key) {
final String referenceName = referenceExpression.getReferenceName();
if (StringUtil.isEmpty(referenceName)) return;
if (referenceExpression.getQualifier() != null) return;
QuickFixAction.registerQuickFixAction(
info, new GroovyStaticImportMethodFix((GrMethodCall) referenceExpression.getParent()), key);
}
private static boolean areMissingMethodsDeclared(GrReferenceExpression ref) {
PsiType qualifierType = GrReferenceResolveUtil.getQualifierType(ref);
if (!(qualifierType instanceof PsiClassType)) return false;
PsiClass resolved = ((PsiClassType) qualifierType).resolve();
if (resolved == null) return false;
if (ref.getParent() instanceof GrCall) {
PsiMethod[] found = resolved.findMethodsByName("methodMissing", true);
for (PsiMethod method : found) {
if (MissingMethodAndPropertyUtil.isMethodMissing(method)) return true;
}
} else {
PsiMethod[] found = resolved.findMethodsByName("propertyMissing", true);
for (PsiMethod method : found) {
if (MissingMethodAndPropertyUtil.isPropertyMissing(method)) return true;
}
}
return false;
}
private static boolean areGroovyObjectMethodsOverridden(GrReferenceExpression ref) {
PsiType qualifierType = GrReferenceResolveUtil.getQualifierType(ref);
if (!(qualifierType instanceof PsiClassType)) return false;
PsiClass resolved = ((PsiClassType) qualifierType).resolve();
if (resolved == null) return false;
PsiClass groovyObject =
JavaPsiFacade.getInstance(ref.getProject())
.findClass(GroovyCommonClassNames.GROOVY_OBJECT, ref.getResolveScope());
if (groovyObject == null) return false;
String methodName;
if (ref.getParent() instanceof GrCall) {
methodName = "invokeMethod";
} else if (PsiUtil.isLValue(ref)) {
methodName = "setProperty";
} else {
methodName = "getProperty";
}
PsiMethod[] patternMethods = groovyObject.findMethodsByName(methodName, false);
if (patternMethods.length != 1) return false;
PsiMethod patternMethod = patternMethods[0];
PsiMethod found = resolved.findMethodBySignature(patternMethod, true);
if (found == null) return false;
PsiClass aClass = found.getContainingClass();
if (aClass == null) return false;
String qname = aClass.getQualifiedName();
if (GroovyCommonClassNames.GROOVY_OBJECT.equals(qname)) return false;
if (GroovyCommonClassNames.GROOVY_OBJECT_SUPPORT.equals(qname)) return false;
return true;
}