@Nullable
public static PsiElement[] getMethodParameterReferences(Method method, int parameterIndex) {
// we dont have a parameter on resolved method
Parameter[] parameters = method.getParameters();
if (parameters.length == 0 || parameterIndex >= parameters.length) {
return null;
}
final String tempVariableName = parameters[parameterIndex].getName();
return PsiTreeUtil.collectElements(
method.getLastChild(),
new PsiElementFilter() {
@Override
public boolean isAccepted(PsiElement element) {
return element instanceof Variable
&& tempVariableName.equals(((Variable) element).getName());
}
});
}
