tree 92cc066de7d0d479046a1736e8ee1b9a2c740ca4
parent 68aba360a4e82e28970d8c046e84b165e00bf4be
author Robert Griesemer <gri@golang.org> 1496769124 -0700
committer Robert Griesemer <gri@golang.org> 1496773601 +0000

2017: fix exporting-go.pdf, slide 26

The readNode function must return a node.

Change-Id: I37926323c5e7d6887c950d948419913bd32d8547
Reviewed-on: https://go-review.googlesource.com/44990
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>