several highlighting cleanups

* make stuff more type-safe by using `BindPat` instead of just `Pat`
* don't add `mut` into binding hash
* reset shadow counter when we enter a function

1 files changed, 4 insertions, 0 deletions

diff --git a/crates/ra_ide_api/src/snapshots/rainbow_highlighting.html b/crates/ra_ide_api/src/snapshots/rainbow_highlighting.html
index c625d47bf..ed664817e 100644
--- a/crates/ra_ide_api/src/snapshots/rainbow_highlighting.html
+++ b/crates/ra_ide_api/src/snapshots/rainbow_highlighting.html
@@ -26,4 +26,8 @@ pre                 { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
 
     <span class="keyword">let</span> <span class="variable" data-binding-hash="1903207544374197704" style="color: hsl(58,61%,61%);">x</span> = <span class="string">"other color please!"</span>;
     <span class="keyword">let</span> <span class="variable" data-binding-hash="14878783531007968800" style="color: hsl(265,73%,83%);">y</span> = <span class="variable" data-binding-hash="1903207544374197704" style="color: hsl(58,61%,61%);">x</span>.<span class="text">to_string</span>();
+}
+
+<span class="keyword">fn</span> <span class="function">bar</span>() {
+    <span class="keyword">let</span> <span class="keyword">mut</span> <span class="variable.mut" data-binding-hash="3888301305669440875" style="color: hsl(242,59%,59%);">hello</span> = <span class="string">"hello"</span>;
 }</code></pre>
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