/
tree.go
102 lines (94 loc) 路 2.04 KB
/
tree.go
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package cmd
import (
"fmt"
"github.com/charmbracelet/soft-serve/git"
"github.com/charmbracelet/soft-serve/pkg/backend"
"github.com/charmbracelet/soft-serve/pkg/proto"
"github.com/dustin/go-humanize"
"github.com/spf13/cobra"
)
// treeCommand returns a command that list file or directory at path.
func treeCommand() *cobra.Command {
cmd := &cobra.Command{
Use: "tree REPOSITORY [REFERENCE] [PATH]",
Short: "Print repository tree at path",
Args: cobra.RangeArgs(1, 3),
PersistentPreRunE: checkIfReadable,
RunE: func(cmd *cobra.Command, args []string) error {
ctx := cmd.Context()
be := backend.FromContext(ctx)
rn := args[0]
path := ""
ref := ""
switch len(args) {
case 2:
path = args[1]
case 3:
ref = args[1]
path = args[2]
}
rr, err := be.Repository(ctx, rn)
if err != nil {
return err
}
r, err := rr.Open()
if err != nil {
return err
}
if ref == "" {
head, err := r.HEAD()
if err != nil {
if bs, err := r.Branches(); err != nil && len(bs) == 0 {
return fmt.Errorf("repository is empty")
}
return err
}
ref = head.ID
}
tree, err := r.LsTree(ref)
if err != nil {
return err
}
ents := git.Entries{}
if path != "" && path != "/" {
te, err := tree.TreeEntry(path)
if err == git.ErrRevisionNotExist {
return proto.ErrFileNotFound
}
if err != nil {
return err
}
if te.Type() == "tree" {
tree, err = tree.SubTree(path)
if err != nil {
return err
}
ents, err = tree.Entries()
if err != nil {
return err
}
} else {
ents = append(ents, te)
}
} else {
ents, err = tree.Entries()
if err != nil {
return err
}
}
ents.Sort()
for _, ent := range ents {
size := ent.Size()
ssize := ""
if size == 0 {
ssize = "-"
} else {
ssize = humanize.Bytes(uint64(size))
}
cmd.Printf("%s\t%s\t %s\n", ent.Mode(), ssize, ent.Name())
}
return nil
},
}
return cmd
}