syntax_data: {"ast_node_type":"function","tokens":[{"end":61,"kind":"keyword","start":0,"text":"pub"}]}
source_snippet:     pub fn is_user_visible_dep(self, key: CrateNum) -> bool {
context_before:     /// [direct]: rustc_session::cstore::ExternCrate::is_direct
context_after:         // `#![rustc_private]` overrides defaults to make private dependencies usable.