doc: go1.12: mention change in text/template user function panic
Updates #28242
Change-Id: Ib717b64f1f368cc889895a2437ff2943ed4eab0d
Reviewed-on: https://go-review.googlesource.com/c/159998
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Daniel Martà <mvdan@mvdan.cc>
diff --git a/doc/go1.12.html b/doc/go1.12.html
index fd1f1a1..2591218 100644
--- a/doc/go1.12.html
+++ b/doc/go1.12.html
@@ -882,6 +882,12 @@
<code>executing "tmpl" at <.very.deep.context.value.notpresent>: map has no entry for key "notpresent"</code>
</p>
+ <dd>
+ <p><!-- CL 143097 -->
+ If a user-defined function called by a template panics, the
+ panic is now caught and returned as an error by
+ the <code>Execute</code> or <code>ExecuteTemplate</code> method.
+ </p>
</dl><!-- text/template -->
<dl id="unsafe"><dt><a href="/pkg/unsafe/">unsafe</a></dt>