@NotNull
public static Pair<FunctionDescriptor, PsiElement> getContainingFunctionSkipFunctionLiterals(
@Nullable DeclarationDescriptor startDescriptor, boolean strict) {
FunctionDescriptor containingFunctionDescriptor =
DescriptorUtils.getParentOfType(startDescriptor, FunctionDescriptor.class, strict);
PsiElement containingFunction =
containingFunctionDescriptor != null
? DescriptorToSourceUtils.getSourceFromDescriptor(containingFunctionDescriptor)
: null;
while (containingFunction instanceof JetFunctionLiteral) {
containingFunctionDescriptor =
DescriptorUtils.getParentOfType(containingFunctionDescriptor, FunctionDescriptor.class);
containingFunction =
containingFunctionDescriptor != null
? DescriptorToSourceUtils.getSourceFromDescriptor(containingFunctionDescriptor)
: null;
}
return new Pair<FunctionDescriptor, PsiElement>(
containingFunctionDescriptor, containingFunction);
}
public static void reportAmbiguousLabel(
@NotNull BindingTrace trace,
@NotNull JetSimpleNameExpression targetLabel,
@NotNull Collection<DeclarationDescriptor> declarationsByLabel) {
Collection<PsiElement> targets = Lists.newArrayList();
for (DeclarationDescriptor descriptor : declarationsByLabel) {
PsiElement element = DescriptorToSourceUtils.descriptorToDeclaration(descriptor);
assert element != null : "Label can only point to something in the same lexical scope";
targets.add(element);
}
if (!targets.isEmpty()) {
trace.record(AMBIGUOUS_LABEL_TARGET, targetLabel, targets);
}
trace.report(AMBIGUOUS_LABEL.on(targetLabel));
}
private void reportEachConstructorOnCycle(@NotNull ConstructorDescriptor startConstructor) {
ConstructorDescriptor currentConstructor = startConstructor;
do {
PsiElement constructorToReport =
DescriptorToSourceUtils.descriptorToDeclaration(currentConstructor);
if (constructorToReport != null) {
JetConstructorDelegationCall call =
((JetSecondaryConstructor) constructorToReport).getDelegationCall();
assert call.getCalleeExpression() != null
: "Callee expression of delegation call should not be null on cycle as there should be explicit 'this' calls";
trace.report(CYCLIC_CONSTRUCTOR_DELEGATION_CALL.on(call.getCalleeExpression()));
}
currentConstructor = getDelegatedConstructor(currentConstructor);
assert currentConstructor != null : "Delegated constructor should not be null in cycle";
} while (startConstructor != currentConstructor);
}