code review 116440043: go.blog: fix error in Laws of Reflection article

go.blog: fix error in Laws of Reflection article

[adg, 2014-07-31 07:16:34]

Hello r (cc: golang-codereviews@googlegroups.com),

I'd like you to review this change to
https://code.google.com/p/go.blog

[dave_cheney.net, 2014-07-31 07:55:38]

LGTM.


On Thu, Jul 31, 2014 at 5:16 PM, <adg@golang.org> wrote:

> Reviewers: r,
>
> Message:
> Hello r (cc: golang-codereviews@googlegroups.com),
>
> I'd like you to review this change to
> https://code.google.com/p/go.blog
>
>
> Description:
> go.blog: fix error in Laws of Reflection article
>
> Please review this at https://codereview.appspot.com/116440043/
>
> Affected files (+1, -1 lines):
>   M content/laws-of-reflection.article
>
>
> Index: content/laws-of-reflection.article
> ===================================================================
> --- a/content/laws-of-reflection.article
> +++ b/content/laws-of-reflection.article
> @@ -80,7 +80,7 @@
>             var empty interface{}
>             empty = w
>
> -and our empty interface value `e` will again contain that same pair,
> (`tty`, `*os.File`). That's handy: an empty interface can hold any value
> and contains all the information we could ever need about that value.
> +and our empty interface value `empty` will again contain that same pair,
> (`tty`, `*os.File`). That's handy: an empty interface can hold any value
> and contains all the information we could ever need about that value.
>
>  (We don't need a type assertion here because it's known statically that
> `w` satisfies the empty interface. In the example where we moved a value
> from a `Reader` to a `Writer`, we needed to be explicit and use a type
> assertion because `Writer`'s methods are not a subset of `Reader`'s.)
>
>
>
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[adg, 2014-07-31 08:02:18]

*** Submitted as
https://code.google.com/p/go/source/detail?r=661f109c2249&repo=blog ***

go.blog: fix error in Laws of Reflection article

LGTM=dave
R=r, dave
CC=golang-codereviews
https://codereview.appspot.com/116440043