Change hyphen to minus in HTML template too

diff --git a/src/librustdoc/html/render.rs b/src/librustdoc/html/render.rs
index 1993f03efd1fabbc8e7539be2ec4b93f57fe9e55..cf975084e2b71fe0d1303dd5bb2868337784aa87 100644 (file)
--- a/src/librustdoc/html/render.rs
+++ b/src/librustdoc/html/render.rs
@@ -1460,7 +1460,7 @@ fn fmt(&self, fmt: &mut fmt::Formatter) -> fmt::Result {
         try!(write!(fmt, "<span class='out-of-band'>"));
         try!(write!(fmt,
         r##"<span id='render-detail'>
-            <a id="toggle-all-docs" href="#" title="collapse all docs">[-]</a>
+            <a id="toggle-all-docs" href="#" title="collapse all docs">[−]</a>
         </span>"##));
 
         // Write `src` tag