rustdoc: Put native mods on their own pages. Closes #1959

src/rustdoc/markdown_index_pass.rs

@@ -52,7 +52,8 @@ fn item_to_entry(
     config: config::config
 ) -> doc::index_entry {
     let link = alt doc {
-      doc::modtag(_) if config.output_style == config::doc_per_mod {
+      doc::modtag(_) | doc::nmodtag(_)
+      if config.output_style == config::doc_per_mod {
         markdown_writer::make_filename(config, doc::itempage(doc))
       }
       _ {
@@ -148,6 +149,20 @@ fn should_index_mod_contents_multi_page() {
     };
 }
 
+#[test]
+fn should_index_native_mod_pages() {
+    let doc = test::mk_doc(
+        config::doc_per_mod,
+        "native mod a { }"
+    );
+    assert option::get(doc.cratemod().index).entries[0] == {
+        kind: "Native module",
+        name: "a",
+        brief: none,
+        link: "a.html"
+    };
+}
+
 #[test]
 fn should_add_brief_desc_to_index() {
     let doc = test::mk_doc(

src/rustdoc/page_pass.rs

@@ -59,7 +59,8 @@ fn make_doc_from_pages(page_port: page_port) -> doc::doc {
 fn find_pages(doc: doc::doc, page_chan: page_chan) {
     let fold = fold::fold({
         fold_crate: fold_crate,
-        fold_mod: fold_mod
+        fold_mod: fold_mod,
+        fold_nmod: fold_nmod
         with *fold::default_any_fold(page_chan)
     });
     fold.fold_doc(fold, doc);
@@ -106,6 +107,7 @@ fn strip_mod(doc: doc::moddoc) -> doc::moddoc {
         items: vec::filter(doc.items) {|item|
             alt item {
               doc::modtag(_) { false }
+              doc::nmodtag(_) { false }
               _ { true }
             }
         }
@@ -113,6 +115,16 @@ fn strip_mod(doc: doc::moddoc) -> doc::moddoc {
     }
 }
 
+fn fold_nmod(
+    fold: fold::fold<page_chan>,
+    doc: doc::nmoddoc
+) -> doc::nmoddoc {
+    let doc = fold::default_seq_fold_nmod(fold, doc);
+    let page = doc::itempage(doc::nmodtag(doc));
+    comm::send(fold.ctxt, some(page));
+    ret doc;
+}
+
 #[test]
 fn should_not_split_the_doc_into_pages_for_doc_per_crate() {
     let doc = test::mk_doc_(
@@ -134,6 +146,18 @@ fn should_remove_mods_from_containing_mods() {
     assert vec::is_empty(doc.cratemod().mods());
 }
 
+#[test]
+fn should_make_a_page_for_every_native_mod() {
+    let doc = test::mk_doc("native mod a { }");
+    assert doc.pages.nmods()[0].name() == "a";
+}
+
+#[test]
+fn should_remove_native_mods_from_containing_mods() {
+    let doc = test::mk_doc("native mod a { }");
+    assert vec::is_empty(doc.cratemod().nmods());
+}
+
 #[cfg(test)]
 mod test {
     fn mk_doc_(