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author | OpenShift Merge Robot <openshift-merge-robot@users.noreply.github.com> | 2020-07-11 13:23:56 +0200 |
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committer | GitHub <noreply@github.com> | 2020-07-11 13:23:56 +0200 |
commit | e38001f123a04f905a37bf038b2c983ebe350996 (patch) | |
tree | 676a610092ba152a81d35868523d3c5609baaa5b /vendor/github.com/hashicorp/go-multierror/group.go | |
parent | 88b8d2829ced423593f40030c04662ee596740b7 (diff) | |
parent | e7085599f529f68534231b46fa95e885e68099f4 (diff) | |
download | podman-e38001f123a04f905a37bf038b2c983ebe350996.tar.gz podman-e38001f123a04f905a37bf038b2c983ebe350996.tar.bz2 podman-e38001f123a04f905a37bf038b2c983ebe350996.zip |
Merge pull request #6926 from containers/dependabot/go_modules/github.com/containers/storage-1.21.0
Bump github.com/containers/storage from 1.20.2 to 1.21.0
Diffstat (limited to 'vendor/github.com/hashicorp/go-multierror/group.go')
-rw-r--r-- | vendor/github.com/hashicorp/go-multierror/group.go | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/vendor/github.com/hashicorp/go-multierror/group.go b/vendor/github.com/hashicorp/go-multierror/group.go new file mode 100644 index 000000000..9c29efb7f --- /dev/null +++ b/vendor/github.com/hashicorp/go-multierror/group.go @@ -0,0 +1,38 @@ +package multierror + +import "sync" + +// Group is a collection of goroutines which return errors that need to be +// coalesced. +type Group struct { + mutex sync.Mutex + err *Error + wg sync.WaitGroup +} + +// Go calls the given function in a new goroutine. +// +// If the function returns an error it is added to the group multierror which +// is returned by Wait. +func (g *Group) Go(f func() error) { + g.wg.Add(1) + + go func() { + defer g.wg.Done() + + if err := f(); err != nil { + g.mutex.Lock() + g.err = Append(g.err, err) + g.mutex.Unlock() + } + }() +} + +// Wait blocks until all function calls from the Go method have returned, then +// returns the multierror. +func (g *Group) Wait() *Error { + g.wg.Wait() + g.mutex.Lock() + defer g.mutex.Unlock() + return g.err +} |