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|
package git
import (
"errors"
"fmt"
"gopkg.in/src-d/go-git.v2/clients/common"
"gopkg.in/src-d/go-git.v2/core"
"gopkg.in/src-d/go-git.v2/formats/packfile"
)
var (
ObjectNotFoundErr = errors.New("object not found")
)
const (
DefaultRemoteName = "origin"
)
type Repository struct {
Remotes map[string]*Remote
Storage *core.RAWObjectStorage
}
// NewRepository creates a new repository setting remote as default remote
func NewRepository(url string, auth common.AuthMethod) (*Repository, error) {
var remote *Remote
var err error
if auth == nil {
remote, err = NewRemote(url)
} else {
remote, err = NewAuthenticatedRemote(url, auth)
}
if err != nil {
return nil, err
}
r := NewPlainRepository()
r.Remotes[DefaultRemoteName] = remote
return r, nil
}
// NewPlainRepository creates a new repository without remotes
func NewPlainRepository() *Repository {
return &Repository{
Remotes: map[string]*Remote{},
Storage: core.NewRAWObjectStorage(),
}
}
func (r *Repository) Pull(remoteName, branch string) error {
remote, ok := r.Remotes[remoteName]
if !ok {
return fmt.Errorf("unable to find remote %q", remoteName)
}
if err := remote.Connect(); err != nil {
return err
}
ref, err := remote.Ref(branch)
if err != nil {
return err
}
reader, err := remote.Fetch(&common.GitUploadPackRequest{
Want: []core.Hash{ref},
})
pr := packfile.NewReader(reader)
_, err = pr.Read(r.Storage)
if err != nil {
return err
}
return nil
}
// Commit return the commit with the given hash
func (r *Repository) Commit(h core.Hash) (*Commit, error) {
obj, ok := r.Storage.Get(h)
if !ok {
return nil, ObjectNotFoundErr
}
commit := &Commit{r: r}
return commit, commit.Decode(obj)
}
// Commits decode the objects into commits
func (r *Repository) Commits() *CommitIter {
i := NewCommitIter(r)
go func() {
defer i.Close()
for _, obj := range r.Storage.Commits {
i.Add(obj)
}
}()
return i
}
// Tree return the tree with the given hash
func (r *Repository) Tree(h core.Hash) (*Tree, error) {
obj, ok := r.Storage.Get(h)
if !ok {
return nil, ObjectNotFoundErr
}
tree := &Tree{r: r}
return tree, tree.Decode(obj)
}
|
