forked from Masterminds/glide
/
set_reference.go
61 lines (51 loc) · 1.13 KB
/
set_reference.go
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package repo
import (
"sync"
"github.com/Masterminds/glide/cfg"
"github.com/Masterminds/glide/msg"
gpath "github.com/Masterminds/glide/path"
)
// SetReference is a command to set the VCS reference (commit id, tag, etc) for
// a project.
func SetReference(conf *cfg.Config) error {
cwd, err := gpath.Vendor()
if err != nil {
return err
}
if len(conf.Imports) == 0 {
msg.Info("No references set.\n")
return nil
}
done := make(chan struct{}, concurrentWorkers)
in := make(chan *cfg.Dependency, concurrentWorkers)
var wg sync.WaitGroup
for i := 0; i < concurrentWorkers; i++ {
go func(ch <-chan *cfg.Dependency) {
for {
select {
case dep := <-ch:
if err := VcsVersion(dep, cwd); err != nil {
msg.Err("Failed to set version on %s to %s: %s\n", dep.Name, dep.Reference, err)
}
wg.Done()
case <-done:
return
}
}
}(in)
}
for _, dep := range conf.Imports {
if !conf.HasIgnore(dep.Name) {
wg.Add(1)
in <- dep
}
}
wg.Wait()
// Close goroutines setting the version
for i := 0; i < concurrentWorkers; i++ {
done <- struct{}{}
}
// close(done)
// close(in)
return nil
}