tree 6a6651d24b88ee567f02a26196feda32f99a396d
parent a4c825156d0a3817377a2b7e5b30ab50e11440ab
author Jonathan Amsterdam <jba@google.com> 1564742600 -0400
committer Jonathan Amsterdam <jba@google.com> 1565089985 +0000

errors: improve doc

Explain wrapping and how to use Is and As in the package doc.

Explain "chain" in Is and As.

Updates #33364.

Change-Id: Ic06362106dbd129e33dd47e63176ee5355492086
Reviewed-on: https://go-review.googlesource.com/c/go/+/188737
Reviewed-by: Rob Pike <r@golang.org>