rustdoc: Add a pass that extracts brief docs from long docs

If the first paragraph of documentation is short then it will be used as the
brief description.

1 files changed, 1 insertions, 0 deletions

diff --git a/src/rustdoc/rustdoc.rs b/src/rustdoc/rustdoc.rs
index 257df26a6df..46959b96173 100755
--- a/src/rustdoc/rustdoc.rs
+++ b/src/rustdoc/rustdoc.rs
@@ -100,6 +100,7 @@ fn run(source_file: str) {
         attr_pass::mk_pass(),
         // FIXME: This pass should be optional
         prune_undoc_pass::mk_pass(),
+        desc_to_brief_pass::mk_pass(),
         gen::mk_pass {|| std::io:: stdout()}
     ]);
 }
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