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| author | Mike Boutin <mike.boutin@gmail.com> | 2019-05-05 10:25:01 -0400 |
|---|---|---|
| committer | Mike Boutin <mike.boutin@gmail.com> | 2019-05-11 15:04:10 -0400 |
| commit | 5ccf2fb985b5581fdc3f1a3a647b0d613da996d3 (patch) | |
| tree | 96ad90430b0022db6d5fdc068c70aafc7901aa50 /src/libsyntax_ext | |
| parent | 5f1924c9922c640108d2225d6b68e69e589b94ae (diff) | |
| download | rust-5ccf2fb985b5581fdc3f1a3a647b0d613da996d3.tar.gz rust-5ccf2fb985b5581fdc3f1a3a647b0d613da996d3.zip | |
Add #[doc(hidden)] attribute on compiler generated proc-macro module.
Stops unavoidable `missing_docs` warning/error on proc-macro crates. Resolves #42008.
Diffstat (limited to 'src/libsyntax_ext')
| -rw-r--r-- | src/libsyntax_ext/proc_macro_decls.rs | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/libsyntax_ext/proc_macro_decls.rs b/src/libsyntax_ext/proc_macro_decls.rs index f0390ba3d40..e14781c4fa9 100644 --- a/src/libsyntax_ext/proc_macro_decls.rs +++ b/src/libsyntax_ext/proc_macro_decls.rs @@ -324,6 +324,7 @@ impl<'a> Visitor<'a> for CollectProcMacros<'a> { // Creates a new module which looks like: // +// #[doc(hidden)] // mod $gensym { // extern crate proc_macro; // @@ -357,6 +358,10 @@ fn mk_decls( }); let span = DUMMY_SP.apply_mark(mark); + let hidden = cx.meta_list_item_word(span, Symbol::intern("hidden")); + let doc = cx.meta_list(span, Symbol::intern("doc"), vec![hidden]); + let doc_hidden = cx.attribute(span, doc); + let proc_macro = Ident::from_str("proc_macro"); let krate = cx.item(span, proc_macro, @@ -421,7 +426,7 @@ fn mk_decls( span, span, ast::Ident::with_empty_ctxt(Symbol::gensym("decls")), - vec![], + vec![doc_hidden], vec![krate, decls_static], ).map(|mut i| { i.vis = respan(span, ast::VisibilityKind::Public); |