private void checkVisibility( @NotNull DeclarationDescriptorWithVisibility descriptor, @NotNull BindingTrace trace, @NotNull JetSimpleNameExpression referenceExpression, @NotNull JetScope scopeToCheckVisibility) { if (!Visibilities.isVisible(descriptor, scopeToCheckVisibility.getContainingDeclaration())) { trace.report( INVISIBLE_REFERENCE.on( referenceExpression, descriptor, descriptor.getVisibility(), descriptor.getContainingDeclaration())); } }