semaphore: better error message when releasing more than held

Change-Id: Ibe69007b2d7565a33d9e64ae51142478f495509a
Reviewed-on: https://go-review.googlesource.com/c/sync/+/173377
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Reviewed-by: Jonathan Amsterdam <jba@google.com>
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
1 file changed
tree: ec228883925e61255191c53ce6d4a7f543800a7e
  1. AUTHORS
  2. CONTRIBUTING.md
  3. CONTRIBUTORS
  4. LICENSE
  5. PATENTS
  6. README.md
  7. codereview.cfg
  8. errgroup/
  9. go.mod
  10. semaphore/
  11. singleflight/
  12. syncmap/
README.md

Go Sync

This repository provides Go concurrency primitives in addition to the ones provided by the language and “sync” and “sync/atomic” packages.

Download/Install

The easiest way to install is to run go get -u golang.org/x/sync. You can also manually git clone the repository to $GOPATH/src/golang.org/x/sync.

Report Issues / Send Patches

This repository uses Gerrit for code changes. To learn how to submit changes to this repository, see https://golang.org/doc/contribute.html.

The main issue tracker for the sync repository is located at https://github.com/golang/go/issues. Prefix your issue with “x/sync:” in the subject line, so it is easy to find.