pm/installed.go
2018-03-06 20:35:03 -08:00

33 lines
593 B
Go

package pm
import (
"errors"
"sort"
)
// Installed tracks installed packages.
type Installed map[Name]Meta
// Traverse returns a chan of Meta that will be sanely sorted.
func (i Installed) Traverse() <-chan Meta {
r := make(chan Meta)
go func() {
names := Names{}
for n := range i {
names = append(names, n)
}
sort.Sort(names)
for _, n := range names {
r <- i[n]
}
close(r)
}()
return r
}
// Removable calculates if the packages requested in "in" can all be removed.
func (i Installed) Removable(names []string) (Metas, error) {
return nil, errors.New("NYI")
}