/**
* Check that function or property with the given qualified name can be resolved in given scope
* and called on given receiver
*
* @param callableFQN
* @param project
* @param scope
* @return
*/
public static List<CallableDescriptor> canFindSuitableCall(
@NotNull FqName callableFQN,
@NotNull Project project,
@NotNull JetExpression receiverExpression,
@NotNull JetType receiverType,
@NotNull JetScope scope) {
JetImportDirective importDirective =
JetPsiFactory.createImportDirective(project, callableFQN.getFqName());
Collection<? extends DeclarationDescriptor> declarationDescriptors =
ImportsResolver.analyseImportReference(importDirective, scope, new BindingTraceContext());
List<CallableDescriptor> callableExtensionDescriptors = new ArrayList<CallableDescriptor>();
ReceiverDescriptor receiverDescriptor =
new ExpressionReceiver(receiverExpression, receiverType);
for (DeclarationDescriptor declarationDescriptor : declarationDescriptors) {
if (declarationDescriptor instanceof CallableDescriptor) {
CallableDescriptor callableDescriptor = (CallableDescriptor) declarationDescriptor;
if (checkIsExtensionCallable(receiverDescriptor, callableDescriptor)) {
callableExtensionDescriptors.add(callableDescriptor);
}
}
}
return callableExtensionDescriptors;
}
public PsiClass findClass(@NotNull FqName qualifiedName) {
for (final VirtualFile classRoot : roots) {
PsiClass answer =
CoreJavaFileManager.findClassInClasspathRoot(
qualifiedName.getFqName(), classRoot, psiManager);
if (answer != null) return answer;
}
return null;
}