diff options
| author | griesemer <gri@golang.org> | 2017-08-24 15:05:53 +0200 |
|---|---|---|
| committer | Robert Griesemer <gri@golang.org> | 2017-08-25 08:09:57 +0000 |
| commit | 84ac90ebf1b2e6a747eec1469230087fe71c0ce9 (patch) | |
| tree | 29d34a181bae032ed8cb908cfd65868153cd3047 /doc/go_spec.html | |
| parent | 770d8d8207dbbbabf12d644e70b74d89f5bf595f (diff) | |
| download | go-84ac90ebf1b2e6a747eec1469230087fe71c0ce9.tar.gz go-84ac90ebf1b2e6a747eec1469230087fe71c0ce9.zip | |
spec: clarify nil case in type switches
The old wording seemed to imply that nil is a kind of type.
Slightly reworded for clarity.
Fixes #21580.
Change-Id: I29898bf0125a10cb8dbb5c7e63ec5399ebc590ca
Reviewed-on: https://go-review.googlesource.com/58490
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Reviewed-by: Matthew Dempsky <mdempsky@google.com>
Reviewed-by: Rob Pike <r@golang.org>
Diffstat (limited to 'doc/go_spec.html')
| -rw-r--r-- | doc/go_spec.html | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/doc/go_spec.html b/doc/go_spec.html index 184b6960f4..6c0dc8bbd5 100644 --- a/doc/go_spec.html +++ b/doc/go_spec.html @@ -1,6 +1,6 @@ <!--{ "Title": "The Go Programming Language Specification", - "Subtitle": "Version of August 14, 2017", + "Subtitle": "Version of August 25, 2017", "Path": "/ref/spec" }--> @@ -4820,8 +4820,9 @@ in the TypeSwitchGuard. </p> <p> -The type in a case may be <a href="#Predeclared_identifiers"><code>nil</code></a>; -that case is used when the expression in the TypeSwitchGuard +Instead of a type, a case may use the predeclared identifier +<a href="#Predeclared_identifiers"><code>nil</code></a>; +that case is selected when the expression in the TypeSwitchGuard is a <code>nil</code> interface value. There may be at most one <code>nil</code> case. </p> |