Function syntex_syntax::ext::expand::expand_crate

pub fn expand_crate<'feat>(parse_sess: &ParseSess, cfg: ExpansionConfig<'feat>, imported_macros: Vec<MacroDef>, user_exts: Vec<NamedSyntaxExtension>, feature_gated_cfgs: &mut Vec<GatedCfgAttr>, c: Crate) -> (Crate, HashSet<Name>)