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src-d/go-git | plumbing/format/config/decoder.go | Decode | func (d *Decoder) Decode(config *Config) error {
cb := func(s string, ss string, k string, v string, bv bool) error {
if ss == "" && k == "" {
config.Section(s)
return nil
}
if ss != "" && k == "" {
config.Section(s).Subsection(ss)
return nil
}
config.AddOption(s, ss, k, v)
return nil
}
return gcfg.ReadWithCallback(d, cb)
} | go | func (d *Decoder) Decode(config *Config) error {
cb := func(s string, ss string, k string, v string, bv bool) error {
if ss == "" && k == "" {
config.Section(s)
return nil
}
if ss != "" && k == "" {
config.Section(s).Subsection(ss)
return nil
}
config.AddOption(s, ss, k, v)
return nil
}
return gcfg.ReadWithCallback(d, cb)
} | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/format/config/decoder.go#L21-L37 | train |
src-d/go-git | status.go | File | func (s Status) File(path string) *FileStatus {
if _, ok := (s)[path]; !ok {
s[path] = &FileStatus{Worktree: Untracked, Staging: Untracked}
}
return s[path]
} | go | func (s Status) File(path string) *FileStatus {
if _, ok := (s)[path]; !ok {
s[path] = &FileStatus{Worktree: Untracked, Staging: Untracked}
}
return s[path]
} | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/status.go#L15-L21 | train |
src-d/go-git | status.go | IsUntracked | func (s Status) IsUntracked(path string) bool {
stat, ok := (s)[filepath.ToSlash(path)]
return ok && stat.Worktree == Untracked
} | go | func (s Status) IsUntracked(path string) bool {
stat, ok := (s)[filepath.ToSlash(path)]
return ok && stat.Worktree == Untracked
} | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/status.go#L24-L27 | train |
src-d/go-git | status.go | IsClean | func (s Status) IsClean() bool {
for _, status := range s {
if status.Worktree != Unmodified || status.Staging != Unmodified {
return false
}
}
return true
} | go | func (s Status) IsClean() bool {
for _, status := range s {
if status.Worktree != Unmodified || status.Staging != Unmodified {
return false
}
}
return true
} | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/status.go#L30-L38 | train |
src-d/go-git | prune.go | DeleteObject | func (r *Repository) DeleteObject(hash plumbing.Hash) error {
los, ok := r.Storer.(storer.LooseObjectStorer)
if !ok {
return ErrLooseObjectsNotSupported
}
return los.DeleteLooseObject(hash)
} | go | func (r *Repository) DeleteObject(hash plumbing.Hash) error {
los, ok := r.Storer.(storer.LooseObjectStorer)
if !ok {
return ErrLooseObjectsNotSupported
}
return los.DeleteLooseObject(hash)
} | [
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] | // DeleteObject deletes an object from a repository.
// The type conveniently matches PruneHandler. | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/prune.go#L24-L31 | train |
src-d/go-git | _examples/revision/main.go | main | func main() {
CheckArgs("<path>", "<revision>")
path := os.Args[1]
revision := os.Args[2]
// We instantiate a new repository targeting the given path (the .git folder)
r, err := git.PlainOpen(path)
CheckIfError(err)
// Resolve revision into a sha1 commit, only some revisions are resolved
// look at the doc to get more details
Info("git rev-parse %s", revision)
h, err := r.ResolveRevision(plumbing.Revision(revision))
CheckIfError(err)
fmt.Println(h.String())
} | go | func main() {
CheckArgs("<path>", "<revision>")
path := os.Args[1]
revision := os.Args[2]
// We instantiate a new repository targeting the given path (the .git folder)
r, err := git.PlainOpen(path)
CheckIfError(err)
// Resolve revision into a sha1 commit, only some revisions are resolved
// look at the doc to get more details
Info("git rev-parse %s", revision)
h, err := r.ResolveRevision(plumbing.Revision(revision))
CheckIfError(err)
fmt.Println(h.String())
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src-d/go-git | plumbing/transport/internal/common/common.go | NewUploadPackSession | func (c *client) NewUploadPackSession(ep *transport.Endpoint, auth transport.AuthMethod) (
transport.UploadPackSession, error) {
return c.newSession(transport.UploadPackServiceName, ep, auth)
} | go | func (c *client) NewUploadPackSession(ep *transport.Endpoint, auth transport.AuthMethod) (
transport.UploadPackSession, error) {
return c.newSession(transport.UploadPackServiceName, ep, auth)
} | [
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] | // NewUploadPackSession creates a new UploadPackSession. | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/transport/internal/common/common.go#L86-L90 | train |
src-d/go-git | plumbing/transport/internal/common/common.go | NewReceivePackSession | func (c *client) NewReceivePackSession(ep *transport.Endpoint, auth transport.AuthMethod) (
transport.ReceivePackSession, error) {
return c.newSession(transport.ReceivePackServiceName, ep, auth)
} | go | func (c *client) NewReceivePackSession(ep *transport.Endpoint, auth transport.AuthMethod) (
transport.ReceivePackSession, error) {
return c.newSession(transport.ReceivePackServiceName, ep, auth)
} | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/transport/internal/common/common.go#L93-L97 | train |
src-d/go-git | plumbing/transport/internal/common/common.go | AdvertisedReferences | func (s *session) AdvertisedReferences() (*packp.AdvRefs, error) {
if s.advRefs != nil {
return s.advRefs, nil
}
ar := packp.NewAdvRefs()
if err := ar.Decode(s.Stdout); err != nil {
if err := s.handleAdvRefDecodeError(err); err != nil {
return nil, err
}
}
transport.FilterUnsupportedCapabilities(ar.Capabilities)
s.advRefs = ar
return ar, nil
} | go | func (s *session) AdvertisedReferences() (*packp.AdvRefs, error) {
if s.advRefs != nil {
return s.advRefs, nil
}
ar := packp.NewAdvRefs()
if err := ar.Decode(s.Stdout); err != nil {
if err := s.handleAdvRefDecodeError(err); err != nil {
return nil, err
}
}
transport.FilterUnsupportedCapabilities(ar.Capabilities)
s.advRefs = ar
return ar, nil
} | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/transport/internal/common/common.go#L166-L181 | train |
src-d/go-git | plumbing/transport/internal/common/common.go | UploadPack | func (s *session) UploadPack(ctx context.Context, req *packp.UploadPackRequest) (*packp.UploadPackResponse, error) {
if req.IsEmpty() {
return nil, transport.ErrEmptyUploadPackRequest
}
if err := req.Validate(); err != nil {
return nil, err
}
if _, err := s.AdvertisedReferences(); err != nil {
return nil, err
}
s.packRun = true
in := s.StdinContext(ctx)
out := s.StdoutContext(ctx)
if err := uploadPack(in, out, req); err != nil {
return nil, err
}
r, err := ioutil.NonEmptyReader(out)
if err == ioutil.ErrEmptyReader {
if c, ok := s.Stdout.(io.Closer); ok {
_ = c.Close()
}
return nil, transport.ErrEmptyUploadPackRequest
}
if err != nil {
return nil, err
}
rc := ioutil.NewReadCloser(r, s)
return DecodeUploadPackResponse(rc, req)
} | go | func (s *session) UploadPack(ctx context.Context, req *packp.UploadPackRequest) (*packp.UploadPackResponse, error) {
if req.IsEmpty() {
return nil, transport.ErrEmptyUploadPackRequest
}
if err := req.Validate(); err != nil {
return nil, err
}
if _, err := s.AdvertisedReferences(); err != nil {
return nil, err
}
s.packRun = true
in := s.StdinContext(ctx)
out := s.StdoutContext(ctx)
if err := uploadPack(in, out, req); err != nil {
return nil, err
}
r, err := ioutil.NonEmptyReader(out)
if err == ioutil.ErrEmptyReader {
if c, ok := s.Stdout.(io.Closer); ok {
_ = c.Close()
}
return nil, transport.ErrEmptyUploadPackRequest
}
if err != nil {
return nil, err
}
rc := ioutil.NewReadCloser(r, s)
return DecodeUploadPackResponse(rc, req)
} | [
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] | // UploadPack performs a request to the server to fetch a packfile. A reader is
// returned with the packfile content. The reader must be closed after reading. | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/transport/internal/common/common.go#L224-L261 | train |
src-d/go-git | plumbing/transport/internal/common/common.go | uploadPack | func uploadPack(w io.WriteCloser, r io.Reader, req *packp.UploadPackRequest) error {
// TODO support multi_ack mode
// TODO support multi_ack_detailed mode
// TODO support acks for common objects
// TODO build a proper state machine for all these processing options
if err := req.UploadRequest.Encode(w); err != nil {
return fmt.Errorf("sending upload-req message: %s", err)
}
if err := req.UploadHaves.Encode(w, true); err != nil {
return fmt.Errorf("sending haves message: %s", err)
}
if err := sendDone(w); err != nil {
return fmt.Errorf("sending done message: %s", err)
}
if err := w.Close(); err != nil {
return fmt.Errorf("closing input: %s", err)
}
return nil
} | go | func uploadPack(w io.WriteCloser, r io.Reader, req *packp.UploadPackRequest) error {
// TODO support multi_ack mode
// TODO support multi_ack_detailed mode
// TODO support acks for common objects
// TODO build a proper state machine for all these processing options
if err := req.UploadRequest.Encode(w); err != nil {
return fmt.Errorf("sending upload-req message: %s", err)
}
if err := req.UploadHaves.Encode(w, true); err != nil {
return fmt.Errorf("sending haves message: %s", err)
}
if err := sendDone(w); err != nil {
return fmt.Errorf("sending done message: %s", err)
}
if err := w.Close(); err != nil {
return fmt.Errorf("closing input: %s", err)
}
return nil
} | [
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] | // uploadPack implements the git-upload-pack protocol. | [
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"-",
"upload",
"-",
"pack",
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"."
] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/transport/internal/common/common.go#L426-L449 | train |
src-d/go-git | plumbing/transport/internal/common/common.go | DecodeUploadPackResponse | func DecodeUploadPackResponse(r io.ReadCloser, req *packp.UploadPackRequest) (
*packp.UploadPackResponse, error,
) {
res := packp.NewUploadPackResponse(req)
if err := res.Decode(r); err != nil {
return nil, fmt.Errorf("error decoding upload-pack response: %s", err)
}
return res, nil
} | go | func DecodeUploadPackResponse(r io.ReadCloser, req *packp.UploadPackRequest) (
*packp.UploadPackResponse, error,
) {
res := packp.NewUploadPackResponse(req)
if err := res.Decode(r); err != nil {
return nil, fmt.Errorf("error decoding upload-pack response: %s", err)
}
return res, nil
} | [
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] | // DecodeUploadPackResponse decodes r into a new packp.UploadPackResponse | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/transport/internal/common/common.go#L458-L467 | train |
src-d/go-git | worktree.go | Pull | func (w *Worktree) Pull(o *PullOptions) error {
return w.PullContext(context.Background(), o)
} | go | func (w *Worktree) Pull(o *PullOptions) error {
return w.PullContext(context.Background(), o)
} | [
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] | // Pull incorporates changes from a remote repository into the current branch.
// Returns nil if the operation is successful, NoErrAlreadyUpToDate if there are
// no changes to be fetched, or an error.
//
// Pull only supports merges where the can be resolved as a fast-forward. | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/worktree.go#L50-L52 | train |
src-d/go-git | worktree.go | PullContext | func (w *Worktree) PullContext(ctx context.Context, o *PullOptions) error {
if err := o.Validate(); err != nil {
return err
}
remote, err := w.r.Remote(o.RemoteName)
if err != nil {
return err
}
fetchHead, err := remote.fetch(ctx, &FetchOptions{
RemoteName: o.RemoteName,
Depth: o.Depth,
Auth: o.Auth,
Progress: o.Progress,
Force: o.Force,
})
updated := true
if err == NoErrAlreadyUpToDate {
updated = false
} else if err != nil {
return err
}
ref, err := storer.ResolveReference(fetchHead, o.ReferenceName)
if err != nil {
return err
}
head, err := w.r.Head()
if err == nil {
if !updated && head.Hash() == ref.Hash() {
return NoErrAlreadyUpToDate
}
ff, err := isFastForward(w.r.Storer, head.Hash(), ref.Hash())
if err != nil {
return err
}
if !ff {
return ErrNonFastForwardUpdate
}
}
if err != nil && err != plumbing.ErrReferenceNotFound {
return err
}
if err := w.updateHEAD(ref.Hash()); err != nil {
return err
}
if err := w.Reset(&ResetOptions{
Mode: MergeReset,
Commit: ref.Hash(),
}); err != nil {
return err
}
if o.RecurseSubmodules != NoRecurseSubmodules {
return w.updateSubmodules(&SubmoduleUpdateOptions{
RecurseSubmodules: o.RecurseSubmodules,
Auth: o.Auth,
})
}
return nil
} | go | func (w *Worktree) PullContext(ctx context.Context, o *PullOptions) error {
if err := o.Validate(); err != nil {
return err
}
remote, err := w.r.Remote(o.RemoteName)
if err != nil {
return err
}
fetchHead, err := remote.fetch(ctx, &FetchOptions{
RemoteName: o.RemoteName,
Depth: o.Depth,
Auth: o.Auth,
Progress: o.Progress,
Force: o.Force,
})
updated := true
if err == NoErrAlreadyUpToDate {
updated = false
} else if err != nil {
return err
}
ref, err := storer.ResolveReference(fetchHead, o.ReferenceName)
if err != nil {
return err
}
head, err := w.r.Head()
if err == nil {
if !updated && head.Hash() == ref.Hash() {
return NoErrAlreadyUpToDate
}
ff, err := isFastForward(w.r.Storer, head.Hash(), ref.Hash())
if err != nil {
return err
}
if !ff {
return ErrNonFastForwardUpdate
}
}
if err != nil && err != plumbing.ErrReferenceNotFound {
return err
}
if err := w.updateHEAD(ref.Hash()); err != nil {
return err
}
if err := w.Reset(&ResetOptions{
Mode: MergeReset,
Commit: ref.Hash(),
}); err != nil {
return err
}
if o.RecurseSubmodules != NoRecurseSubmodules {
return w.updateSubmodules(&SubmoduleUpdateOptions{
RecurseSubmodules: o.RecurseSubmodules,
Auth: o.Auth,
})
}
return nil
} | [
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] | // PullContext incorporates changes from a remote repository into the current
// branch. Returns nil if the operation is successful, NoErrAlreadyUpToDate if
// there are no changes to be fetched, or an error.
//
// Pull only supports merges where the can be resolved as a fast-forward.
//
// The provided Context must be non-nil. If the context expires before the
// operation is complete, an error is returned. The context only affects to the
// transport operations. | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/worktree.go#L63-L132 | train |
src-d/go-git | worktree.go | Checkout | func (w *Worktree) Checkout(opts *CheckoutOptions) error {
if err := opts.Validate(); err != nil {
return err
}
if opts.Create {
if err := w.createBranch(opts); err != nil {
return err
}
}
c, err := w.getCommitFromCheckoutOptions(opts)
if err != nil {
return err
}
ro := &ResetOptions{Commit: c, Mode: MergeReset}
if opts.Force {
ro.Mode = HardReset
}
if !opts.Hash.IsZero() && !opts.Create {
err = w.setHEADToCommit(opts.Hash)
} else {
err = w.setHEADToBranch(opts.Branch, c)
}
if err != nil {
return err
}
return w.Reset(ro)
} | go | func (w *Worktree) Checkout(opts *CheckoutOptions) error {
if err := opts.Validate(); err != nil {
return err
}
if opts.Create {
if err := w.createBranch(opts); err != nil {
return err
}
}
c, err := w.getCommitFromCheckoutOptions(opts)
if err != nil {
return err
}
ro := &ResetOptions{Commit: c, Mode: MergeReset}
if opts.Force {
ro.Mode = HardReset
}
if !opts.Hash.IsZero() && !opts.Create {
err = w.setHEADToCommit(opts.Hash)
} else {
err = w.setHEADToBranch(opts.Branch, c)
}
if err != nil {
return err
}
return w.Reset(ro)
} | [
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")",
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"}"
] | // Checkout switch branches or restore working tree files. | [
"Checkout",
"switch",
"branches",
"or",
"restore",
"working",
"tree",
"files",
"."
] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/worktree.go#L144-L176 | train |
src-d/go-git | worktree.go | Reset | func (w *Worktree) Reset(opts *ResetOptions) error {
if err := opts.Validate(w.r); err != nil {
return err
}
if opts.Mode == MergeReset {
unstaged, err := w.containsUnstagedChanges()
if err != nil {
return err
}
if unstaged {
return ErrUnstagedChanges
}
}
if err := w.setHEADCommit(opts.Commit); err != nil {
return err
}
if opts.Mode == SoftReset {
return nil
}
t, err := w.getTreeFromCommitHash(opts.Commit)
if err != nil {
return err
}
if opts.Mode == MixedReset || opts.Mode == MergeReset || opts.Mode == HardReset {
if err := w.resetIndex(t); err != nil {
return err
}
}
if opts.Mode == MergeReset || opts.Mode == HardReset {
if err := w.resetWorktree(t); err != nil {
return err
}
}
return nil
} | go | func (w *Worktree) Reset(opts *ResetOptions) error {
if err := opts.Validate(w.r); err != nil {
return err
}
if opts.Mode == MergeReset {
unstaged, err := w.containsUnstagedChanges()
if err != nil {
return err
}
if unstaged {
return ErrUnstagedChanges
}
}
if err := w.setHEADCommit(opts.Commit); err != nil {
return err
}
if opts.Mode == SoftReset {
return nil
}
t, err := w.getTreeFromCommitHash(opts.Commit)
if err != nil {
return err
}
if opts.Mode == MixedReset || opts.Mode == MergeReset || opts.Mode == HardReset {
if err := w.resetIndex(t); err != nil {
return err
}
}
if opts.Mode == MergeReset || opts.Mode == HardReset {
if err := w.resetWorktree(t); err != nil {
return err
}
}
return nil
} | [
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] | // Reset the worktree to a specified state. | [
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"specified",
"state",
"."
] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/worktree.go#L256-L298 | train |
src-d/go-git | worktree.go | Submodule | func (w *Worktree) Submodule(name string) (*Submodule, error) {
l, err := w.Submodules()
if err != nil {
return nil, err
}
for _, m := range l {
if m.Config().Name == name {
return m, nil
}
}
return nil, ErrSubmoduleNotFound
} | go | func (w *Worktree) Submodule(name string) (*Submodule, error) {
l, err := w.Submodules()
if err != nil {
return nil, err
}
for _, m := range l {
if m.Config().Name == name {
return m, nil
}
}
return nil, ErrSubmoduleNotFound
} | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/worktree.go#L625-L638 | train |
src-d/go-git | worktree.go | Submodules | func (w *Worktree) Submodules() (Submodules, error) {
l := make(Submodules, 0)
m, err := w.readGitmodulesFile()
if err != nil || m == nil {
return l, err
}
c, err := w.r.Config()
if err != nil {
return nil, err
}
for _, s := range m.Submodules {
l = append(l, w.newSubmodule(s, c.Submodules[s.Name]))
}
return l, nil
} | go | func (w *Worktree) Submodules() (Submodules, error) {
l := make(Submodules, 0)
m, err := w.readGitmodulesFile()
if err != nil || m == nil {
return l, err
}
c, err := w.r.Config()
if err != nil {
return nil, err
}
for _, s := range m.Submodules {
l = append(l, w.newSubmodule(s, c.Submodules[s.Name]))
}
return l, nil
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/worktree.go#L641-L658 | train |
src-d/go-git | worktree.go | Clean | func (w *Worktree) Clean(opts *CleanOptions) error {
s, err := w.Status()
if err != nil {
return err
}
root := ""
files, err := w.Filesystem.ReadDir(root)
if err != nil {
return err
}
return w.doClean(s, opts, root, files)
} | go | func (w *Worktree) Clean(opts *CleanOptions) error {
s, err := w.Status()
if err != nil {
return err
}
root := ""
files, err := w.Filesystem.ReadDir(root)
if err != nil {
return err
}
return w.doClean(s, opts, root, files)
} | [
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] | // Clean the worktree by removing untracked files.
// An empty dir could be removed - this is what `git clean -f -d .` does. | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/worktree.go#L707-L719 | train |
src-d/go-git | worktree.go | Grep | func (w *Worktree) Grep(opts *GrepOptions) ([]GrepResult, error) {
if err := opts.Validate(w); err != nil {
return nil, err
}
// Obtain commit hash from options (CommitHash or ReferenceName).
var commitHash plumbing.Hash
// treeName contains the value of TreeName in GrepResult.
var treeName string
if opts.ReferenceName != "" {
ref, err := w.r.Reference(opts.ReferenceName, true)
if err != nil {
return nil, err
}
commitHash = ref.Hash()
treeName = opts.ReferenceName.String()
} else if !opts.CommitHash.IsZero() {
commitHash = opts.CommitHash
treeName = opts.CommitHash.String()
}
// Obtain a tree from the commit hash and get a tracked files iterator from
// the tree.
tree, err := w.getTreeFromCommitHash(commitHash)
if err != nil {
return nil, err
}
fileiter := tree.Files()
return findMatchInFiles(fileiter, treeName, opts)
} | go | func (w *Worktree) Grep(opts *GrepOptions) ([]GrepResult, error) {
if err := opts.Validate(w); err != nil {
return nil, err
}
// Obtain commit hash from options (CommitHash or ReferenceName).
var commitHash plumbing.Hash
// treeName contains the value of TreeName in GrepResult.
var treeName string
if opts.ReferenceName != "" {
ref, err := w.r.Reference(opts.ReferenceName, true)
if err != nil {
return nil, err
}
commitHash = ref.Hash()
treeName = opts.ReferenceName.String()
} else if !opts.CommitHash.IsZero() {
commitHash = opts.CommitHash
treeName = opts.CommitHash.String()
}
// Obtain a tree from the commit hash and get a tracked files iterator from
// the tree.
tree, err := w.getTreeFromCommitHash(commitHash)
if err != nil {
return nil, err
}
fileiter := tree.Files()
return findMatchInFiles(fileiter, treeName, opts)
} | [
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"."
] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/worktree.go#L775-L806 | train |
src-d/go-git | worktree.go | findMatchInFiles | func findMatchInFiles(fileiter *object.FileIter, treeName string, opts *GrepOptions) ([]GrepResult, error) {
var results []GrepResult
err := fileiter.ForEach(func(file *object.File) error {
var fileInPathSpec bool
// When no pathspecs are provided, search all the files.
if len(opts.PathSpecs) == 0 {
fileInPathSpec = true
}
// Check if the file name matches with the pathspec. Break out of the
// loop once a match is found.
for _, pathSpec := range opts.PathSpecs {
if pathSpec != nil && pathSpec.MatchString(file.Name) {
fileInPathSpec = true
break
}
}
// If the file does not match with any of the pathspec, skip it.
if !fileInPathSpec {
return nil
}
grepResults, err := findMatchInFile(file, treeName, opts)
if err != nil {
return err
}
results = append(results, grepResults...)
return nil
})
return results, err
} | go | func findMatchInFiles(fileiter *object.FileIter, treeName string, opts *GrepOptions) ([]GrepResult, error) {
var results []GrepResult
err := fileiter.ForEach(func(file *object.File) error {
var fileInPathSpec bool
// When no pathspecs are provided, search all the files.
if len(opts.PathSpecs) == 0 {
fileInPathSpec = true
}
// Check if the file name matches with the pathspec. Break out of the
// loop once a match is found.
for _, pathSpec := range opts.PathSpecs {
if pathSpec != nil && pathSpec.MatchString(file.Name) {
fileInPathSpec = true
break
}
}
// If the file does not match with any of the pathspec, skip it.
if !fileInPathSpec {
return nil
}
grepResults, err := findMatchInFile(file, treeName, opts)
if err != nil {
return err
}
results = append(results, grepResults...)
return nil
})
return results, err
} | [
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] | // findMatchInFiles takes a FileIter, worktree name and GrepOptions, and
// returns a slice of GrepResult containing the result of regex pattern matching
// in content of all the files. | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/worktree.go#L811-L846 | train |
src-d/go-git | worktree.go | findMatchInFile | func findMatchInFile(file *object.File, treeName string, opts *GrepOptions) ([]GrepResult, error) {
var grepResults []GrepResult
content, err := file.Contents()
if err != nil {
return grepResults, err
}
// Split the file content and parse line-by-line.
contentByLine := strings.Split(content, "\n")
for lineNum, cnt := range contentByLine {
addToResult := false
// Match the patterns and content. Break out of the loop once a
// match is found.
for _, pattern := range opts.Patterns {
if pattern != nil && pattern.MatchString(cnt) {
// Add to result only if invert match is not enabled.
if !opts.InvertMatch {
addToResult = true
break
}
} else if opts.InvertMatch {
// If matching fails, and invert match is enabled, add to
// results.
addToResult = true
break
}
}
if addToResult {
grepResults = append(grepResults, GrepResult{
FileName: file.Name,
LineNumber: lineNum + 1,
Content: cnt,
TreeName: treeName,
})
}
}
return grepResults, nil
} | go | func findMatchInFile(file *object.File, treeName string, opts *GrepOptions) ([]GrepResult, error) {
var grepResults []GrepResult
content, err := file.Contents()
if err != nil {
return grepResults, err
}
// Split the file content and parse line-by-line.
contentByLine := strings.Split(content, "\n")
for lineNum, cnt := range contentByLine {
addToResult := false
// Match the patterns and content. Break out of the loop once a
// match is found.
for _, pattern := range opts.Patterns {
if pattern != nil && pattern.MatchString(cnt) {
// Add to result only if invert match is not enabled.
if !opts.InvertMatch {
addToResult = true
break
}
} else if opts.InvertMatch {
// If matching fails, and invert match is enabled, add to
// results.
addToResult = true
break
}
}
if addToResult {
grepResults = append(grepResults, GrepResult{
FileName: file.Name,
LineNumber: lineNum + 1,
Content: cnt,
TreeName: treeName,
})
}
}
return grepResults, nil
} | [
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] | // findMatchInFile takes a single File, worktree name and GrepOptions,
// and returns a slice of GrepResult containing the result of regex pattern
// matching in the given file. | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/worktree.go#L851-L892 | train |
src-d/go-git | plumbing/protocol/packp/advrefs_encode.go | Encode | func (a *AdvRefs) Encode(w io.Writer) error {
e := newAdvRefsEncoder(w)
return e.Encode(a)
} | go | func (a *AdvRefs) Encode(w io.Writer) error {
e := newAdvRefsEncoder(w)
return e.Encode(a)
} | [
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] | // Encode writes the AdvRefs encoding to a writer.
//
// All the payloads will end with a newline character. Capabilities,
// references and shallows are written in alphabetical order, except for
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src-d/go-git | utils/merkletrie/internal/fsnoder/file.go | newFile | func newFile(name, contents string) (*file, error) {
if name == "" {
return nil, fmt.Errorf("files cannot have empty names")
}
return &file{
name: name,
contents: contents,
}, nil
} | go | func newFile(name, contents string) (*file, error) {
if name == "" {
return nil, fmt.Errorf("files cannot have empty names")
}
return &file{
name: name,
contents: contents,
}, nil
} | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/utils/merkletrie/internal/fsnoder/file.go#L19-L28 | train |
src-d/go-git | utils/merkletrie/internal/fsnoder/file.go | Hash | func (f *file) Hash() []byte {
if f.hash == nil {
h := fnv.New64a()
h.Write([]byte(f.contents)) // it nevers returns an error.
f.hash = h.Sum(nil)
}
return f.hash
} | go | func (f *file) Hash() []byte {
if f.hash == nil {
h := fnv.New64a()
h.Write([]byte(f.contents)) // it nevers returns an error.
f.hash = h.Sum(nil)
}
return f.hash
} | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/utils/merkletrie/internal/fsnoder/file.go#L32-L40 | train |
src-d/go-git | repository.go | Init | func Init(s storage.Storer, worktree billy.Filesystem) (*Repository, error) {
if err := initStorer(s); err != nil {
return nil, err
}
r := newRepository(s, worktree)
_, err := r.Reference(plumbing.HEAD, false)
switch err {
case plumbing.ErrReferenceNotFound:
case nil:
return nil, ErrRepositoryAlreadyExists
default:
return nil, err
}
h := plumbing.NewSymbolicReference(plumbing.HEAD, plumbing.Master)
if err := s.SetReference(h); err != nil {
return nil, err
}
if worktree == nil {
r.setIsBare(true)
return r, nil
}
return r, setWorktreeAndStoragePaths(r, worktree)
} | go | func Init(s storage.Storer, worktree billy.Filesystem) (*Repository, error) {
if err := initStorer(s); err != nil {
return nil, err
}
r := newRepository(s, worktree)
_, err := r.Reference(plumbing.HEAD, false)
switch err {
case plumbing.ErrReferenceNotFound:
case nil:
return nil, ErrRepositoryAlreadyExists
default:
return nil, err
}
h := plumbing.NewSymbolicReference(plumbing.HEAD, plumbing.Master)
if err := s.SetReference(h); err != nil {
return nil, err
}
if worktree == nil {
r.setIsBare(true)
return r, nil
}
return r, setWorktreeAndStoragePaths(r, worktree)
} | [
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// The worktree Filesystem is optional, if nil a bare repository is created. If
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/repository.go#L70-L96 | train |
src-d/go-git | repository.go | Clone | func Clone(s storage.Storer, worktree billy.Filesystem, o *CloneOptions) (*Repository, error) {
return CloneContext(context.Background(), s, worktree, o)
} | go | func Clone(s storage.Storer, worktree billy.Filesystem, o *CloneOptions) (*Repository, error) {
return CloneContext(context.Background(), s, worktree, o)
} | [
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//
// The provided Context must be non-nil. If the context expires before the
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src-d/go-git | repository.go | CloneContext | func CloneContext(
ctx context.Context, s storage.Storer, worktree billy.Filesystem, o *CloneOptions,
) (*Repository, error) {
r, err := Init(s, worktree)
if err != nil {
return nil, err
}
return r, r.clone(ctx, o)
} | go | func CloneContext(
ctx context.Context, s storage.Storer, worktree billy.Filesystem, o *CloneOptions,
) (*Repository, error) {
r, err := Init(s, worktree)
if err != nil {
return nil, err
}
return r, r.clone(ctx, o)
} | [
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//
// The provided Context must be non-nil. If the context expires before the
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src-d/go-git | repository.go | PlainOpenWithOptions | func PlainOpenWithOptions(path string, o *PlainOpenOptions) (*Repository, error) {
dot, wt, err := dotGitToOSFilesystems(path, o.DetectDotGit)
if err != nil {
return nil, err
}
if _, err := dot.Stat(""); err != nil {
if os.IsNotExist(err) {
return nil, ErrRepositoryNotExists
}
return nil, err
}
s := filesystem.NewStorage(dot, cache.NewObjectLRUDefault())
return Open(s, wt)
} | go | func PlainOpenWithOptions(path string, o *PlainOpenOptions) (*Repository, error) {
dot, wt, err := dotGitToOSFilesystems(path, o.DetectDotGit)
if err != nil {
return nil, err
}
if _, err := dot.Stat(""); err != nil {
if os.IsNotExist(err) {
return nil, ErrRepositoryNotExists
}
return nil, err
}
s := filesystem.NewStorage(dot, cache.NewObjectLRUDefault())
return Open(s, wt)
} | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/repository.go#L241-L258 | train |
src-d/go-git | repository.go | Remote | func (r *Repository) Remote(name string) (*Remote, error) {
cfg, err := r.Storer.Config()
if err != nil {
return nil, err
}
c, ok := cfg.Remotes[name]
if !ok {
return nil, ErrRemoteNotFound
}
return newRemote(r.Storer, c), nil
} | go | func (r *Repository) Remote(name string) (*Remote, error) {
cfg, err := r.Storer.Config()
if err != nil {
return nil, err
}
c, ok := cfg.Remotes[name]
if !ok {
return nil, ErrRemoteNotFound
}
return newRemote(r.Storer, c), nil
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/repository.go#L443-L455 | train |
src-d/go-git | repository.go | Remotes | func (r *Repository) Remotes() ([]*Remote, error) {
cfg, err := r.Storer.Config()
if err != nil {
return nil, err
}
remotes := make([]*Remote, len(cfg.Remotes))
var i int
for _, c := range cfg.Remotes {
remotes[i] = newRemote(r.Storer, c)
i++
}
return remotes, nil
} | go | func (r *Repository) Remotes() ([]*Remote, error) {
cfg, err := r.Storer.Config()
if err != nil {
return nil, err
}
remotes := make([]*Remote, len(cfg.Remotes))
var i int
for _, c := range cfg.Remotes {
remotes[i] = newRemote(r.Storer, c)
i++
}
return remotes, nil
} | [
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] | // Remotes returns a list with all the remotes | [
"Remotes",
"returns",
"a",
"list",
"with",
"all",
"the",
"remotes"
] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/repository.go#L458-L473 | train |
src-d/go-git | repository.go | CreateRemote | func (r *Repository) CreateRemote(c *config.RemoteConfig) (*Remote, error) {
if err := c.Validate(); err != nil {
return nil, err
}
remote := newRemote(r.Storer, c)
cfg, err := r.Storer.Config()
if err != nil {
return nil, err
}
if _, ok := cfg.Remotes[c.Name]; ok {
return nil, ErrRemoteExists
}
cfg.Remotes[c.Name] = c
return remote, r.Storer.SetConfig(cfg)
} | go | func (r *Repository) CreateRemote(c *config.RemoteConfig) (*Remote, error) {
if err := c.Validate(); err != nil {
return nil, err
}
remote := newRemote(r.Storer, c)
cfg, err := r.Storer.Config()
if err != nil {
return nil, err
}
if _, ok := cfg.Remotes[c.Name]; ok {
return nil, ErrRemoteExists
}
cfg.Remotes[c.Name] = c
return remote, r.Storer.SetConfig(cfg)
} | [
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"}"
] | // CreateRemote creates a new remote | [
"CreateRemote",
"creates",
"a",
"new",
"remote"
] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/repository.go#L476-L494 | train |
src-d/go-git | repository.go | CreateRemoteAnonymous | func (r *Repository) CreateRemoteAnonymous(c *config.RemoteConfig) (*Remote, error) {
if err := c.Validate(); err != nil {
return nil, err
}
if c.Name != "anonymous" {
return nil, ErrAnonymousRemoteName
}
remote := newRemote(r.Storer, c)
return remote, nil
} | go | func (r *Repository) CreateRemoteAnonymous(c *config.RemoteConfig) (*Remote, error) {
if err := c.Validate(); err != nil {
return nil, err
}
if c.Name != "anonymous" {
return nil, ErrAnonymousRemoteName
}
remote := newRemote(r.Storer, c)
return remote, nil
} | [
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",",
"nil",
"\n",
"}"
] | // CreateRemoteAnonymous creates a new anonymous remote. c.Name must be "anonymous".
// It's used like 'git fetch [email protected]:src-d/go-git.git master:master'. | [
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"a",
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"Name",
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"It",
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"used",
"like",
"git",
"fetch",
"git"
] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/repository.go#L498-L510 | train |
src-d/go-git | repository.go | DeleteRemote | func (r *Repository) DeleteRemote(name string) error {
cfg, err := r.Storer.Config()
if err != nil {
return err
}
if _, ok := cfg.Remotes[name]; !ok {
return ErrRemoteNotFound
}
delete(cfg.Remotes, name)
return r.Storer.SetConfig(cfg)
} | go | func (r *Repository) DeleteRemote(name string) error {
cfg, err := r.Storer.Config()
if err != nil {
return err
}
if _, ok := cfg.Remotes[name]; !ok {
return ErrRemoteNotFound
}
delete(cfg.Remotes, name)
return r.Storer.SetConfig(cfg)
} | [
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"(",
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")",
"\n",
"}"
] | // DeleteRemote delete a remote from the repository and delete the config | [
"DeleteRemote",
"delete",
"a",
"remote",
"from",
"the",
"repository",
"and",
"delete",
"the",
"config"
] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/repository.go#L513-L525 | train |
src-d/go-git | repository.go | Branch | func (r *Repository) Branch(name string) (*config.Branch, error) {
cfg, err := r.Storer.Config()
if err != nil {
return nil, err
}
b, ok := cfg.Branches[name]
if !ok {
return nil, ErrBranchNotFound
}
return b, nil
} | go | func (r *Repository) Branch(name string) (*config.Branch, error) {
cfg, err := r.Storer.Config()
if err != nil {
return nil, err
}
b, ok := cfg.Branches[name]
if !ok {
return nil, ErrBranchNotFound
}
return b, nil
} | [
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"return",
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",",
"nil",
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"}"
] | // Branch return a Branch if exists | [
"Branch",
"return",
"a",
"Branch",
"if",
"exists"
] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/repository.go#L528-L540 | train |
src-d/go-git | repository.go | CreateBranch | func (r *Repository) CreateBranch(c *config.Branch) error {
if err := c.Validate(); err != nil {
return err
}
cfg, err := r.Storer.Config()
if err != nil {
return err
}
if _, ok := cfg.Branches[c.Name]; ok {
return ErrBranchExists
}
cfg.Branches[c.Name] = c
return r.Storer.SetConfig(cfg)
} | go | func (r *Repository) CreateBranch(c *config.Branch) error {
if err := c.Validate(); err != nil {
return err
}
cfg, err := r.Storer.Config()
if err != nil {
return err
}
if _, ok := cfg.Branches[c.Name]; ok {
return ErrBranchExists
}
cfg.Branches[c.Name] = c
return r.Storer.SetConfig(cfg)
} | [
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"cfg",
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"}"
] | // CreateBranch creates a new Branch | [
"CreateBranch",
"creates",
"a",
"new",
"Branch"
] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/repository.go#L543-L559 | train |
src-d/go-git | repository.go | DeleteBranch | func (r *Repository) DeleteBranch(name string) error {
cfg, err := r.Storer.Config()
if err != nil {
return err
}
if _, ok := cfg.Branches[name]; !ok {
return ErrBranchNotFound
}
delete(cfg.Branches, name)
return r.Storer.SetConfig(cfg)
} | go | func (r *Repository) DeleteBranch(name string) error {
cfg, err := r.Storer.Config()
if err != nil {
return err
}
if _, ok := cfg.Branches[name]; !ok {
return ErrBranchNotFound
}
delete(cfg.Branches, name)
return r.Storer.SetConfig(cfg)
} | [
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"r",
"*",
"Repository",
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"DeleteBranch",
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"string",
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"Storer",
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"(",
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")",
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"}"
] | // DeleteBranch delete a Branch from the repository and delete the config | [
"DeleteBranch",
"delete",
"a",
"Branch",
"from",
"the",
"repository",
"and",
"delete",
"the",
"config"
] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/repository.go#L562-L574 | train |
src-d/go-git | repository.go | CreateTag | func (r *Repository) CreateTag(name string, hash plumbing.Hash, opts *CreateTagOptions) (*plumbing.Reference, error) {
rname := plumbing.ReferenceName(path.Join("refs", "tags", name))
_, err := r.Storer.Reference(rname)
switch err {
case nil:
// Tag exists, this is an error
return nil, ErrTagExists
case plumbing.ErrReferenceNotFound:
// Tag missing, available for creation, pass this
default:
// Some other error
return nil, err
}
var target plumbing.Hash
if opts != nil {
target, err = r.createTagObject(name, hash, opts)
if err != nil {
return nil, err
}
} else {
target = hash
}
ref := plumbing.NewHashReference(rname, target)
if err = r.Storer.SetReference(ref); err != nil {
return nil, err
}
return ref, nil
} | go | func (r *Repository) CreateTag(name string, hash plumbing.Hash, opts *CreateTagOptions) (*plumbing.Reference, error) {
rname := plumbing.ReferenceName(path.Join("refs", "tags", name))
_, err := r.Storer.Reference(rname)
switch err {
case nil:
// Tag exists, this is an error
return nil, ErrTagExists
case plumbing.ErrReferenceNotFound:
// Tag missing, available for creation, pass this
default:
// Some other error
return nil, err
}
var target plumbing.Hash
if opts != nil {
target, err = r.createTagObject(name, hash, opts)
if err != nil {
return nil, err
}
} else {
target = hash
}
ref := plumbing.NewHashReference(rname, target)
if err = r.Storer.SetReference(ref); err != nil {
return nil, err
}
return ref, nil
} | [
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",",
"err",
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"}",
"\n\n",
"return",
"ref",
",",
"nil",
"\n",
"}"
] | // CreateTag creates a tag. If opts is included, the tag is an annotated tag,
// otherwise a lightweight tag is created. | [
"CreateTag",
"creates",
"a",
"tag",
".",
"If",
"opts",
"is",
"included",
"the",
"tag",
"is",
"an",
"annotated",
"tag",
"otherwise",
"a",
"lightweight",
"tag",
"is",
"created",
"."
] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/repository.go#L578-L609 | train |
src-d/go-git | repository.go | DeleteTag | func (r *Repository) DeleteTag(name string) error {
_, err := r.Tag(name)
if err != nil {
return err
}
return r.Storer.RemoveReference(plumbing.ReferenceName(path.Join("refs", "tags", name)))
} | go | func (r *Repository) DeleteTag(name string) error {
_, err := r.Tag(name)
if err != nil {
return err
}
return r.Storer.RemoveReference(plumbing.ReferenceName(path.Join("refs", "tags", name)))
} | [
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"(",
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"*",
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"(",
"\"",
"\"",
",",
"\"",
"\"",
",",
"name",
")",
")",
")",
"\n",
"}"
] | // DeleteTag deletes a tag from the repository. | [
"DeleteTag",
"deletes",
"a",
"tag",
"from",
"the",
"repository",
"."
] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/repository.go#L700-L707 | train |
src-d/go-git | repository.go | clone | func (r *Repository) clone(ctx context.Context, o *CloneOptions) error {
if err := o.Validate(); err != nil {
return err
}
c := &config.RemoteConfig{
Name: o.RemoteName,
URLs: []string{o.URL},
Fetch: r.cloneRefSpec(o),
}
if _, err := r.CreateRemote(c); err != nil {
return err
}
ref, err := r.fetchAndUpdateReferences(ctx, &FetchOptions{
RefSpecs: c.Fetch,
Depth: o.Depth,
Auth: o.Auth,
Progress: o.Progress,
Tags: o.Tags,
RemoteName: o.RemoteName,
}, o.ReferenceName)
if err != nil {
return err
}
if r.wt != nil && !o.NoCheckout {
w, err := r.Worktree()
if err != nil {
return err
}
head, err := r.Head()
if err != nil {
return err
}
if err := w.Reset(&ResetOptions{
Mode: MergeReset,
Commit: head.Hash(),
}); err != nil {
return err
}
if o.RecurseSubmodules != NoRecurseSubmodules {
if err := w.updateSubmodules(&SubmoduleUpdateOptions{
RecurseSubmodules: o.RecurseSubmodules,
Auth: o.Auth,
}); err != nil {
return err
}
}
}
if err := r.updateRemoteConfigIfNeeded(o, c, ref); err != nil {
return err
}
if ref.Name().IsBranch() {
branchRef := ref.Name()
branchName := strings.Split(string(branchRef), "refs/heads/")[1]
b := &config.Branch{
Name: branchName,
Merge: branchRef,
}
if o.RemoteName == "" {
b.Remote = "origin"
} else {
b.Remote = o.RemoteName
}
if err := r.CreateBranch(b); err != nil {
return err
}
}
return nil
} | go | func (r *Repository) clone(ctx context.Context, o *CloneOptions) error {
if err := o.Validate(); err != nil {
return err
}
c := &config.RemoteConfig{
Name: o.RemoteName,
URLs: []string{o.URL},
Fetch: r.cloneRefSpec(o),
}
if _, err := r.CreateRemote(c); err != nil {
return err
}
ref, err := r.fetchAndUpdateReferences(ctx, &FetchOptions{
RefSpecs: c.Fetch,
Depth: o.Depth,
Auth: o.Auth,
Progress: o.Progress,
Tags: o.Tags,
RemoteName: o.RemoteName,
}, o.ReferenceName)
if err != nil {
return err
}
if r.wt != nil && !o.NoCheckout {
w, err := r.Worktree()
if err != nil {
return err
}
head, err := r.Head()
if err != nil {
return err
}
if err := w.Reset(&ResetOptions{
Mode: MergeReset,
Commit: head.Hash(),
}); err != nil {
return err
}
if o.RecurseSubmodules != NoRecurseSubmodules {
if err := w.updateSubmodules(&SubmoduleUpdateOptions{
RecurseSubmodules: o.RecurseSubmodules,
Auth: o.Auth,
}); err != nil {
return err
}
}
}
if err := r.updateRemoteConfigIfNeeded(o, c, ref); err != nil {
return err
}
if ref.Name().IsBranch() {
branchRef := ref.Name()
branchName := strings.Split(string(branchRef), "refs/heads/")[1]
b := &config.Branch{
Name: branchName,
Merge: branchRef,
}
if o.RemoteName == "" {
b.Remote = "origin"
} else {
b.Remote = o.RemoteName
}
if err := r.CreateBranch(b); err != nil {
return err
}
}
return nil
} | [
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] | // Clone clones a remote repository | [
"Clone",
"clones",
"a",
"remote",
"repository"
] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/repository.go#L729-L807 | train |
src-d/go-git | repository.go | Fetch | func (r *Repository) Fetch(o *FetchOptions) error {
return r.FetchContext(context.Background(), o)
} | go | func (r *Repository) Fetch(o *FetchOptions) error {
return r.FetchContext(context.Background(), o)
} | [
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] | // Fetch fetches references along with the objects necessary to complete
// their histories, from the remote named as FetchOptions.RemoteName.
//
// Returns nil if the operation is successful, NoErrAlreadyUpToDate if there are
// no changes to be fetched, or an error. | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/repository.go#L992-L994 | train |
src-d/go-git | repository.go | FetchContext | func (r *Repository) FetchContext(ctx context.Context, o *FetchOptions) error {
if err := o.Validate(); err != nil {
return err
}
remote, err := r.Remote(o.RemoteName)
if err != nil {
return err
}
return remote.FetchContext(ctx, o)
} | go | func (r *Repository) FetchContext(ctx context.Context, o *FetchOptions) error {
if err := o.Validate(); err != nil {
return err
}
remote, err := r.Remote(o.RemoteName)
if err != nil {
return err
}
return remote.FetchContext(ctx, o)
} | [
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//
// Returns nil if the operation is successful, NoErrAlreadyUpToDate if there are
// no changes to be fetched, or an error.
//
// The provided Context must be non-nil. If the context expires before the
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/repository.go#L1005-L1016 | train |
src-d/go-git | repository.go | PushContext | func (r *Repository) PushContext(ctx context.Context, o *PushOptions) error {
if err := o.Validate(); err != nil {
return err
}
remote, err := r.Remote(o.RemoteName)
if err != nil {
return err
}
return remote.PushContext(ctx, o)
} | go | func (r *Repository) PushContext(ctx context.Context, o *PushOptions) error {
if err := o.Validate(); err != nil {
return err
}
remote, err := r.Remote(o.RemoteName)
if err != nil {
return err
}
return remote.PushContext(ctx, o)
} | [
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//
// The provided Context must be non-nil. If the context expires before the
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/repository.go#L1032-L1043 | train |
src-d/go-git | repository.go | Log | func (r *Repository) Log(o *LogOptions) (object.CommitIter, error) {
fn := commitIterFunc(o.Order)
if fn == nil {
return nil, fmt.Errorf("invalid Order=%v", o.Order)
}
var (
it object.CommitIter
err error
)
if o.All {
it, err = r.logAll(fn)
} else {
it, err = r.log(o.From, fn)
}
if err != nil {
return nil, err
}
if o.FileName != nil {
// for `git log --all` also check parent (if the next commit comes from the real parent)
it = r.logWithFile(*o.FileName, it, o.All)
}
return it, nil
} | go | func (r *Repository) Log(o *LogOptions) (object.CommitIter, error) {
fn := commitIterFunc(o.Order)
if fn == nil {
return nil, fmt.Errorf("invalid Order=%v", o.Order)
}
var (
it object.CommitIter
err error
)
if o.All {
it, err = r.logAll(fn)
} else {
it, err = r.log(o.From, fn)
}
if err != nil {
return nil, err
}
if o.FileName != nil {
// for `git log --all` also check parent (if the next commit comes from the real parent)
it = r.logWithFile(*o.FileName, it, o.All)
}
return it, nil
} | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/repository.go#L1046-L1072 | train |
src-d/go-git | repository.go | Branches | func (r *Repository) Branches() (storer.ReferenceIter, error) {
refIter, err := r.Storer.IterReferences()
if err != nil {
return nil, err
}
return storer.NewReferenceFilteredIter(
func(r *plumbing.Reference) bool {
return r.Name().IsBranch()
}, refIter), nil
} | go | func (r *Repository) Branches() (storer.ReferenceIter, error) {
refIter, err := r.Storer.IterReferences()
if err != nil {
return nil, err
}
return storer.NewReferenceFilteredIter(
func(r *plumbing.Reference) bool {
return r.Name().IsBranch()
}, refIter), nil
} | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/repository.go#L1164-L1174 | train |
src-d/go-git | repository.go | TreeObject | func (r *Repository) TreeObject(h plumbing.Hash) (*object.Tree, error) {
return object.GetTree(r.Storer, h)
} | go | func (r *Repository) TreeObject(h plumbing.Hash) (*object.Tree, error) {
return object.GetTree(r.Storer, h)
} | [
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] | // TreeObject return a Tree with the given hash. If not found
// plumbing.ErrObjectNotFound is returned | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/repository.go#L1192-L1194 | train |
src-d/go-git | repository.go | TreeObjects | func (r *Repository) TreeObjects() (*object.TreeIter, error) {
iter, err := r.Storer.IterEncodedObjects(plumbing.TreeObject)
if err != nil {
return nil, err
}
return object.NewTreeIter(r.Storer, iter), nil
} | go | func (r *Repository) TreeObjects() (*object.TreeIter, error) {
iter, err := r.Storer.IterEncodedObjects(plumbing.TreeObject)
if err != nil {
return nil, err
}
return object.NewTreeIter(r.Storer, iter), nil
} | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/repository.go#L1197-L1204 | train |
src-d/go-git | repository.go | CommitObject | func (r *Repository) CommitObject(h plumbing.Hash) (*object.Commit, error) {
return object.GetCommit(r.Storer, h)
} | go | func (r *Repository) CommitObject(h plumbing.Hash) (*object.Commit, error) {
return object.GetCommit(r.Storer, h)
} | [
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] | // CommitObject return a Commit with the given hash. If not found
// plumbing.ErrObjectNotFound is returned. | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/repository.go#L1208-L1210 | train |
src-d/go-git | repository.go | CommitObjects | func (r *Repository) CommitObjects() (object.CommitIter, error) {
iter, err := r.Storer.IterEncodedObjects(plumbing.CommitObject)
if err != nil {
return nil, err
}
return object.NewCommitIter(r.Storer, iter), nil
} | go | func (r *Repository) CommitObjects() (object.CommitIter, error) {
iter, err := r.Storer.IterEncodedObjects(plumbing.CommitObject)
if err != nil {
return nil, err
}
return object.NewCommitIter(r.Storer, iter), nil
} | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/repository.go#L1213-L1220 | train |
src-d/go-git | repository.go | BlobObject | func (r *Repository) BlobObject(h plumbing.Hash) (*object.Blob, error) {
return object.GetBlob(r.Storer, h)
} | go | func (r *Repository) BlobObject(h plumbing.Hash) (*object.Blob, error) {
return object.GetBlob(r.Storer, h)
} | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/repository.go#L1224-L1226 | train |
src-d/go-git | repository.go | BlobObjects | func (r *Repository) BlobObjects() (*object.BlobIter, error) {
iter, err := r.Storer.IterEncodedObjects(plumbing.BlobObject)
if err != nil {
return nil, err
}
return object.NewBlobIter(r.Storer, iter), nil
} | go | func (r *Repository) BlobObjects() (*object.BlobIter, error) {
iter, err := r.Storer.IterEncodedObjects(plumbing.BlobObject)
if err != nil {
return nil, err
}
return object.NewBlobIter(r.Storer, iter), nil
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/repository.go#L1229-L1236 | train |
src-d/go-git | repository.go | TagObject | func (r *Repository) TagObject(h plumbing.Hash) (*object.Tag, error) {
return object.GetTag(r.Storer, h)
} | go | func (r *Repository) TagObject(h plumbing.Hash) (*object.Tag, error) {
return object.GetTag(r.Storer, h)
} | [
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// plumbing.ErrObjectNotFound is returned. This method only returns
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/repository.go#L1241-L1243 | train |
src-d/go-git | repository.go | TagObjects | func (r *Repository) TagObjects() (*object.TagIter, error) {
iter, err := r.Storer.IterEncodedObjects(plumbing.TagObject)
if err != nil {
return nil, err
}
return object.NewTagIter(r.Storer, iter), nil
} | go | func (r *Repository) TagObjects() (*object.TagIter, error) {
iter, err := r.Storer.IterEncodedObjects(plumbing.TagObject)
if err != nil {
return nil, err
}
return object.NewTagIter(r.Storer, iter), nil
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/repository.go#L1247-L1254 | train |
src-d/go-git | repository.go | Object | func (r *Repository) Object(t plumbing.ObjectType, h plumbing.Hash) (object.Object, error) {
obj, err := r.Storer.EncodedObject(t, h)
if err != nil {
return nil, err
}
return object.DecodeObject(r.Storer, obj)
} | go | func (r *Repository) Object(t plumbing.ObjectType, h plumbing.Hash) (object.Object, error) {
obj, err := r.Storer.EncodedObject(t, h)
if err != nil {
return nil, err
}
return object.DecodeObject(r.Storer, obj)
} | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/repository.go#L1258-L1265 | train |
src-d/go-git | repository.go | Objects | func (r *Repository) Objects() (*object.ObjectIter, error) {
iter, err := r.Storer.IterEncodedObjects(plumbing.AnyObject)
if err != nil {
return nil, err
}
return object.NewObjectIter(r.Storer, iter), nil
} | go | func (r *Repository) Objects() (*object.ObjectIter, error) {
iter, err := r.Storer.IterEncodedObjects(plumbing.AnyObject)
if err != nil {
return nil, err
}
return object.NewObjectIter(r.Storer, iter), nil
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/repository.go#L1268-L1275 | train |
src-d/go-git | repository.go | Head | func (r *Repository) Head() (*plumbing.Reference, error) {
return storer.ResolveReference(r.Storer, plumbing.HEAD)
} | go | func (r *Repository) Head() (*plumbing.Reference, error) {
return storer.ResolveReference(r.Storer, plumbing.HEAD)
} | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/repository.go#L1278-L1280 | train |
src-d/go-git | repository.go | Reference | func (r *Repository) Reference(name plumbing.ReferenceName, resolved bool) (
*plumbing.Reference, error) {
if resolved {
return storer.ResolveReference(r.Storer, name)
}
return r.Storer.Reference(name)
} | go | func (r *Repository) Reference(name plumbing.ReferenceName, resolved bool) (
*plumbing.Reference, error) {
if resolved {
return storer.ResolveReference(r.Storer, name)
}
return r.Storer.Reference(name)
} | [
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src-d/go-git | repository.go | Worktree | func (r *Repository) Worktree() (*Worktree, error) {
if r.wt == nil {
return nil, ErrIsBareRepository
}
return &Worktree{r: r, Filesystem: r.wt}, nil
} | go | func (r *Repository) Worktree() (*Worktree, error) {
if r.wt == nil {
return nil, ErrIsBareRepository
}
return &Worktree{r: r, Filesystem: r.wt}, nil
} | [
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src-d/go-git | repository.go | createNewObjectPack | func (r *Repository) createNewObjectPack(cfg *RepackConfig) (h plumbing.Hash, err error) {
ow := newObjectWalker(r.Storer)
err = ow.walkAllRefs()
if err != nil {
return h, err
}
objs := make([]plumbing.Hash, 0, len(ow.seen))
for h := range ow.seen {
objs = append(objs, h)
}
pfw, ok := r.Storer.(storer.PackfileWriter)
if !ok {
return h, fmt.Errorf("Repository storer is not a storer.PackfileWriter")
}
wc, err := pfw.PackfileWriter()
if err != nil {
return h, err
}
defer ioutil.CheckClose(wc, &err)
scfg, err := r.Storer.Config()
if err != nil {
return h, err
}
enc := packfile.NewEncoder(wc, r.Storer, cfg.UseRefDeltas)
h, err = enc.Encode(objs, scfg.Pack.Window)
if err != nil {
return h, err
}
// Delete the packed, loose objects.
if los, ok := r.Storer.(storer.LooseObjectStorer); ok {
err = los.ForEachObjectHash(func(hash plumbing.Hash) error {
if ow.isSeen(hash) {
err = los.DeleteLooseObject(hash)
if err != nil {
return err
}
}
return nil
})
if err != nil {
return h, err
}
}
return h, err
} | go | func (r *Repository) createNewObjectPack(cfg *RepackConfig) (h plumbing.Hash, err error) {
ow := newObjectWalker(r.Storer)
err = ow.walkAllRefs()
if err != nil {
return h, err
}
objs := make([]plumbing.Hash, 0, len(ow.seen))
for h := range ow.seen {
objs = append(objs, h)
}
pfw, ok := r.Storer.(storer.PackfileWriter)
if !ok {
return h, fmt.Errorf("Repository storer is not a storer.PackfileWriter")
}
wc, err := pfw.PackfileWriter()
if err != nil {
return h, err
}
defer ioutil.CheckClose(wc, &err)
scfg, err := r.Storer.Config()
if err != nil {
return h, err
}
enc := packfile.NewEncoder(wc, r.Storer, cfg.UseRefDeltas)
h, err = enc.Encode(objs, scfg.Pack.Window)
if err != nil {
return h, err
}
// Delete the packed, loose objects.
if los, ok := r.Storer.(storer.LooseObjectStorer); ok {
err = los.ForEachObjectHash(func(hash plumbing.Hash) error {
if ow.isSeen(hash) {
err = los.DeleteLooseObject(hash)
if err != nil {
return err
}
}
return nil
})
if err != nil {
return h, err
}
}
return h, err
} | [
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] | // createNewObjectPack is a helper for RepackObjects taking care
// of creating a new pack. It is used so the the PackfileWriter
// deferred close has the right scope. | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/repository.go#L1506-L1552 | train |
src-d/go-git | plumbing/protocol/packp/updreq_encode.go | Encode | func (r *ReferenceUpdateRequest) Encode(w io.Writer) error {
if err := r.validate(); err != nil {
return err
}
e := pktline.NewEncoder(w)
if err := r.encodeShallow(e, r.Shallow); err != nil {
return err
}
if err := r.encodeCommands(e, r.Commands, r.Capabilities); err != nil {
return err
}
if r.Packfile != nil {
if _, err := io.Copy(w, r.Packfile); err != nil {
return err
}
return r.Packfile.Close()
}
return nil
} | go | func (r *ReferenceUpdateRequest) Encode(w io.Writer) error {
if err := r.validate(); err != nil {
return err
}
e := pktline.NewEncoder(w)
if err := r.encodeShallow(e, r.Shallow); err != nil {
return err
}
if err := r.encodeCommands(e, r.Commands, r.Capabilities); err != nil {
return err
}
if r.Packfile != nil {
if _, err := io.Copy(w, r.Packfile); err != nil {
return err
}
return r.Packfile.Close()
}
return nil
} | [
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"the",
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/protocol/packp/updreq_encode.go#L17-L41 | train |
src-d/go-git | config/branch.go | Validate | func (b *Branch) Validate() error {
if b.Name == "" {
return errBranchEmptyName
}
if b.Merge != "" && !b.Merge.IsBranch() {
return errBranchInvalidMerge
}
return nil
} | go | func (b *Branch) Validate() error {
if b.Name == "" {
return errBranchEmptyName
}
if b.Merge != "" && !b.Merge.IsBranch() {
return errBranchInvalidMerge
}
return nil
} | [
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] | // Validate validates fields of branch | [
"Validate",
"validates",
"fields",
"of",
"branch"
] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/config/branch.go#L29-L39 | train |
src-d/go-git | _examples/context/main.go | main | func main() {
CheckArgs("<url>", "<directory>")
url := os.Args[1]
directory := os.Args[2]
// Clone the given repository to the given directory
Info("git clone %s %s", url, directory)
stop := make(chan os.Signal, 1)
signal.Notify(stop, os.Interrupt)
// The context is the mechanism used by go-git, to support deadlines and
// cancellation signals.
ctx, cancel := context.WithCancel(context.Background())
defer cancel() // cancel when we are finished consuming integers
go func() {
<-stop
Warning("\nSignal detected, canceling operation...")
cancel()
}()
Warning("To gracefully stop the clone operation, push Crtl-C.")
// Using PlainCloneContext we can provide to a context, if the context
// is cancelled, the clone operation stops gracefully.
_, err := git.PlainCloneContext(ctx, directory, false, &git.CloneOptions{
URL: url,
Progress: os.Stdout,
})
// If the context was cancelled, an error is returned.
CheckIfError(err)
} | go | func main() {
CheckArgs("<url>", "<directory>")
url := os.Args[1]
directory := os.Args[2]
// Clone the given repository to the given directory
Info("git clone %s %s", url, directory)
stop := make(chan os.Signal, 1)
signal.Notify(stop, os.Interrupt)
// The context is the mechanism used by go-git, to support deadlines and
// cancellation signals.
ctx, cancel := context.WithCancel(context.Background())
defer cancel() // cancel when we are finished consuming integers
go func() {
<-stop
Warning("\nSignal detected, canceling operation...")
cancel()
}()
Warning("To gracefully stop the clone operation, push Crtl-C.")
// Using PlainCloneContext we can provide to a context, if the context
// is cancelled, the clone operation stops gracefully.
_, err := git.PlainCloneContext(ctx, directory, false, &git.CloneOptions{
URL: url,
Progress: os.Stdout,
})
// If the context was cancelled, an error is returned.
CheckIfError(err)
} | [
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"// If the context was cancelled, an error is returned.",
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")",
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] | // Graceful cancellation example of a basic git operation such as Clone. | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/_examples/context/main.go#L13-L46 | train |
src-d/go-git | utils/binary/read.go | ReadUntil | func ReadUntil(r io.Reader, delim byte) ([]byte, error) {
if bufr, ok := r.(*bufio.Reader); ok {
return ReadUntilFromBufioReader(bufr, delim)
}
var buf [1]byte
value := make([]byte, 0, 16)
for {
if _, err := io.ReadFull(r, buf[:]); err != nil {
if err == io.EOF {
return nil, err
}
return nil, err
}
if buf[0] == delim {
return value, nil
}
value = append(value, buf[0])
}
} | go | func ReadUntil(r io.Reader, delim byte) ([]byte, error) {
if bufr, ok := r.(*bufio.Reader); ok {
return ReadUntilFromBufioReader(bufr, delim)
}
var buf [1]byte
value := make([]byte, 0, 16)
for {
if _, err := io.ReadFull(r, buf[:]); err != nil {
if err == io.EOF {
return nil, err
}
return nil, err
}
if buf[0] == delim {
return value, nil
}
value = append(value, buf[0])
}
} | [
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"}",
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] | // ReadUntil reads from r untin delim is found | [
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"reads",
"from",
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"is",
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/utils/binary/read.go#L27-L49 | train |
src-d/go-git | utils/binary/read.go | ReadUntilFromBufioReader | func ReadUntilFromBufioReader(r *bufio.Reader, delim byte) ([]byte, error) {
value, err := r.ReadBytes(delim)
if err != nil || len(value) == 0 {
return nil, err
}
return value[:len(value)-1], nil
} | go | func ReadUntilFromBufioReader(r *bufio.Reader, delim byte) ([]byte, error) {
value, err := r.ReadBytes(delim)
if err != nil || len(value) == 0 {
return nil, err
}
return value[:len(value)-1], nil
} | [
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] | // ReadUntilFromBufioReader is like bufio.ReadBytes but drops the delimiter
// from the result. | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/utils/binary/read.go#L53-L60 | train |
src-d/go-git | utils/binary/read.go | ReadUint64 | func ReadUint64(r io.Reader) (uint64, error) {
var v uint64
if err := binary.Read(r, binary.BigEndian, &v); err != nil {
return 0, err
}
return v, nil
} | go | func ReadUint64(r io.Reader) (uint64, error) {
var v uint64
if err := binary.Read(r, binary.BigEndian, &v); err != nil {
return 0, err
}
return v, nil
} | [
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src-d/go-git | utils/binary/read.go | ReadUint32 | func ReadUint32(r io.Reader) (uint32, error) {
var v uint32
if err := binary.Read(r, binary.BigEndian, &v); err != nil {
return 0, err
}
return v, nil
} | go | func ReadUint32(r io.Reader) (uint32, error) {
var v uint32
if err := binary.Read(r, binary.BigEndian, &v); err != nil {
return 0, err
}
return v, nil
} | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/utils/binary/read.go#L123-L130 | train |
src-d/go-git | utils/binary/read.go | ReadUint16 | func ReadUint16(r io.Reader) (uint16, error) {
var v uint16
if err := binary.Read(r, binary.BigEndian, &v); err != nil {
return 0, err
}
return v, nil
} | go | func ReadUint16(r io.Reader) (uint16, error) {
var v uint16
if err := binary.Read(r, binary.BigEndian, &v); err != nil {
return 0, err
}
return v, nil
} | [
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",",
"nil",
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"}"
] | // ReadUint16 reads 2 bytes and returns them as a BigEndian uint16 | [
"ReadUint16",
"reads",
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"bytes",
"and",
"returns",
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"as",
"a",
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"uint16"
] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/utils/binary/read.go#L133-L140 | train |
src-d/go-git | utils/binary/read.go | ReadHash | func ReadHash(r io.Reader) (plumbing.Hash, error) {
var h plumbing.Hash
if err := binary.Read(r, binary.BigEndian, h[:]); err != nil {
return plumbing.ZeroHash, err
}
return h, nil
} | go | func ReadHash(r io.Reader) (plumbing.Hash, error) {
var h plumbing.Hash
if err := binary.Read(r, binary.BigEndian, h[:]); err != nil {
return plumbing.ZeroHash, err
}
return h, nil
} | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/utils/binary/read.go#L143-L150 | train |
src-d/go-git | utils/merkletrie/difftree.go | DiffTree | func DiffTree(fromTree, toTree noder.Noder,
hashEqual noder.Equal) (Changes, error) {
return DiffTreeContext(context.Background(), fromTree, toTree, hashEqual)
} | go | func DiffTree(fromTree, toTree noder.Noder,
hashEqual noder.Equal) (Changes, error) {
return DiffTreeContext(context.Background(), fromTree, toTree, hashEqual)
} | [
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// uses the provided hashEqual callback to compare noders. | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/utils/merkletrie/difftree.go#L264-L267 | train |
src-d/go-git | utils/merkletrie/difftree.go | DiffTreeContext | func DiffTreeContext(ctx context.Context, fromTree, toTree noder.Noder,
hashEqual noder.Equal) (Changes, error) {
ret := NewChanges()
ii, err := newDoubleIter(fromTree, toTree, hashEqual)
if err != nil {
return nil, err
}
for {
select {
case <-ctx.Done():
return nil, ErrCanceled
default:
}
from := ii.from.current
to := ii.to.current
switch r := ii.remaining(); r {
case noMoreNoders:
return ret, nil
case onlyFromRemains:
if err = ret.AddRecursiveDelete(from); err != nil {
return nil, err
}
if err = ii.nextFrom(); err != nil {
return nil, err
}
case onlyToRemains:
if err = ret.AddRecursiveInsert(to); err != nil {
return nil, err
}
if err = ii.nextTo(); err != nil {
return nil, err
}
case bothHaveNodes:
if err = diffNodes(&ret, ii); err != nil {
return nil, err
}
default:
panic(fmt.Sprintf("unknown remaining value: %d", r))
}
}
} | go | func DiffTreeContext(ctx context.Context, fromTree, toTree noder.Noder,
hashEqual noder.Equal) (Changes, error) {
ret := NewChanges()
ii, err := newDoubleIter(fromTree, toTree, hashEqual)
if err != nil {
return nil, err
}
for {
select {
case <-ctx.Done():
return nil, ErrCanceled
default:
}
from := ii.from.current
to := ii.to.current
switch r := ii.remaining(); r {
case noMoreNoders:
return ret, nil
case onlyFromRemains:
if err = ret.AddRecursiveDelete(from); err != nil {
return nil, err
}
if err = ii.nextFrom(); err != nil {
return nil, err
}
case onlyToRemains:
if err = ret.AddRecursiveInsert(to); err != nil {
return nil, err
}
if err = ii.nextTo(); err != nil {
return nil, err
}
case bothHaveNodes:
if err = diffNodes(&ret, ii); err != nil {
return nil, err
}
default:
panic(fmt.Sprintf("unknown remaining value: %d", r))
}
}
} | [
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] | // DiffTree calculates the list of changes between two merkletries. It
// uses the provided hashEqual callback to compare noders.
// Error will be returned if context expires
// Provided context must be non nil | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/utils/merkletrie/difftree.go#L273-L317 | train |
src-d/go-git | storage/memory/storage.go | NewStorage | func NewStorage() *Storage {
return &Storage{
ReferenceStorage: make(ReferenceStorage),
ConfigStorage: ConfigStorage{},
ShallowStorage: ShallowStorage{},
ObjectStorage: ObjectStorage{
Objects: make(map[plumbing.Hash]plumbing.EncodedObject),
Commits: make(map[plumbing.Hash]plumbing.EncodedObject),
Trees: make(map[plumbing.Hash]plumbing.EncodedObject),
Blobs: make(map[plumbing.Hash]plumbing.EncodedObject),
Tags: make(map[plumbing.Hash]plumbing.EncodedObject),
},
ModuleStorage: make(ModuleStorage),
}
} | go | func NewStorage() *Storage {
return &Storage{
ReferenceStorage: make(ReferenceStorage),
ConfigStorage: ConfigStorage{},
ShallowStorage: ShallowStorage{},
ObjectStorage: ObjectStorage{
Objects: make(map[plumbing.Hash]plumbing.EncodedObject),
Commits: make(map[plumbing.Hash]plumbing.EncodedObject),
Trees: make(map[plumbing.Hash]plumbing.EncodedObject),
Blobs: make(map[plumbing.Hash]plumbing.EncodedObject),
Tags: make(map[plumbing.Hash]plumbing.EncodedObject),
},
ModuleStorage: make(ModuleStorage),
}
} | [
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] | // NewStorage returns a new Storage base on memory | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/storage/memory/storage.go#L31-L45 | train |
src-d/go-git | plumbing/format/packfile/fsobject.go | NewFSObject | func NewFSObject(
hash plumbing.Hash,
finalType plumbing.ObjectType,
offset int64,
contentSize int64,
index idxfile.Index,
fs billy.Filesystem,
path string,
cache cache.Object,
) *FSObject {
return &FSObject{
hash: hash,
offset: offset,
size: contentSize,
typ: finalType,
index: index,
fs: fs,
path: path,
cache: cache,
}
} | go | func NewFSObject(
hash plumbing.Hash,
finalType plumbing.ObjectType,
offset int64,
contentSize int64,
index idxfile.Index,
fs billy.Filesystem,
path string,
cache cache.Object,
) *FSObject {
return &FSObject{
hash: hash,
offset: offset,
size: contentSize,
typ: finalType,
index: index,
fs: fs,
path: path,
cache: cache,
}
} | [
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"}",
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] | // NewFSObject creates a new filesystem object. | [
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"."
] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/format/packfile/fsobject.go#L26-L46 | train |
src-d/go-git | plumbing/format/packfile/fsobject.go | Reader | func (o *FSObject) Reader() (io.ReadCloser, error) {
obj, ok := o.cache.Get(o.hash)
if ok && obj != o {
reader, err := obj.Reader()
if err != nil {
return nil, err
}
return reader, nil
}
f, err := o.fs.Open(o.path)
if err != nil {
return nil, err
}
p := NewPackfileWithCache(o.index, nil, f, o.cache)
r, err := p.getObjectContent(o.offset)
if err != nil {
_ = f.Close()
return nil, err
}
if err := f.Close(); err != nil {
return nil, err
}
return r, nil
} | go | func (o *FSObject) Reader() (io.ReadCloser, error) {
obj, ok := o.cache.Get(o.hash)
if ok && obj != o {
reader, err := obj.Reader()
if err != nil {
return nil, err
}
return reader, nil
}
f, err := o.fs.Open(o.path)
if err != nil {
return nil, err
}
p := NewPackfileWithCache(o.index, nil, f, o.cache)
r, err := p.getObjectContent(o.offset)
if err != nil {
_ = f.Close()
return nil, err
}
if err := f.Close(); err != nil {
return nil, err
}
return r, nil
} | [
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] | // Reader implements the plumbing.EncodedObject interface. | [
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".",
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"interface",
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/format/packfile/fsobject.go#L49-L77 | train |
src-d/go-git | plumbing/object/tag.go | GetTag | func GetTag(s storer.EncodedObjectStorer, h plumbing.Hash) (*Tag, error) {
o, err := s.EncodedObject(plumbing.TagObject, h)
if err != nil {
return nil, err
}
return DecodeTag(s, o)
} | go | func GetTag(s storer.EncodedObjectStorer, h plumbing.Hash) (*Tag, error) {
o, err := s.EncodedObject(plumbing.TagObject, h)
if err != nil {
return nil, err
}
return DecodeTag(s, o)
} | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/object/tag.go#L47-L54 | train |
src-d/go-git | plumbing/object/tag.go | Decode | func (t *Tag) Decode(o plumbing.EncodedObject) (err error) {
if o.Type() != plumbing.TagObject {
return ErrUnsupportedObject
}
t.Hash = o.Hash()
reader, err := o.Reader()
if err != nil {
return err
}
defer ioutil.CheckClose(reader, &err)
r := bufPool.Get().(*bufio.Reader)
defer bufPool.Put(r)
r.Reset(reader)
for {
var line []byte
line, err = r.ReadBytes('\n')
if err != nil && err != io.EOF {
return err
}
line = bytes.TrimSpace(line)
if len(line) == 0 {
break // Start of message
}
split := bytes.SplitN(line, []byte{' '}, 2)
switch string(split[0]) {
case "object":
t.Target = plumbing.NewHash(string(split[1]))
case "type":
t.TargetType, err = plumbing.ParseObjectType(string(split[1]))
if err != nil {
return err
}
case "tag":
t.Name = string(split[1])
case "tagger":
t.Tagger.Decode(split[1])
}
if err == io.EOF {
return nil
}
}
data, err := stdioutil.ReadAll(r)
if err != nil {
return err
}
var pgpsig bool
// Check if data contains PGP signature.
if bytes.Contains(data, []byte(beginpgp)) {
// Split the lines at newline.
messageAndSig := bytes.Split(data, []byte("\n"))
for _, l := range messageAndSig {
if pgpsig {
if bytes.Contains(l, []byte(endpgp)) {
t.PGPSignature += endpgp + "\n"
break
} else {
t.PGPSignature += string(l) + "\n"
}
continue
}
// Check if it's the beginning of a PGP signature.
if bytes.Contains(l, []byte(beginpgp)) {
t.PGPSignature += beginpgp + "\n"
pgpsig = true
continue
}
t.Message += string(l) + "\n"
}
} else {
t.Message = string(data)
}
return nil
} | go | func (t *Tag) Decode(o plumbing.EncodedObject) (err error) {
if o.Type() != plumbing.TagObject {
return ErrUnsupportedObject
}
t.Hash = o.Hash()
reader, err := o.Reader()
if err != nil {
return err
}
defer ioutil.CheckClose(reader, &err)
r := bufPool.Get().(*bufio.Reader)
defer bufPool.Put(r)
r.Reset(reader)
for {
var line []byte
line, err = r.ReadBytes('\n')
if err != nil && err != io.EOF {
return err
}
line = bytes.TrimSpace(line)
if len(line) == 0 {
break // Start of message
}
split := bytes.SplitN(line, []byte{' '}, 2)
switch string(split[0]) {
case "object":
t.Target = plumbing.NewHash(string(split[1]))
case "type":
t.TargetType, err = plumbing.ParseObjectType(string(split[1]))
if err != nil {
return err
}
case "tag":
t.Name = string(split[1])
case "tagger":
t.Tagger.Decode(split[1])
}
if err == io.EOF {
return nil
}
}
data, err := stdioutil.ReadAll(r)
if err != nil {
return err
}
var pgpsig bool
// Check if data contains PGP signature.
if bytes.Contains(data, []byte(beginpgp)) {
// Split the lines at newline.
messageAndSig := bytes.Split(data, []byte("\n"))
for _, l := range messageAndSig {
if pgpsig {
if bytes.Contains(l, []byte(endpgp)) {
t.PGPSignature += endpgp + "\n"
break
} else {
t.PGPSignature += string(l) + "\n"
}
continue
}
// Check if it's the beginning of a PGP signature.
if bytes.Contains(l, []byte(beginpgp)) {
t.PGPSignature += beginpgp + "\n"
pgpsig = true
continue
}
t.Message += string(l) + "\n"
}
} else {
t.Message = string(data)
}
return nil
} | [
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"}",
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"}"
] | // Decode transforms a plumbing.EncodedObject into a Tag struct. | [
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".",
"EncodedObject",
"into",
"a",
"Tag",
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/object/tag.go#L83-L167 | train |
src-d/go-git | plumbing/object/tag.go | Encode | func (t *Tag) Encode(o plumbing.EncodedObject) error {
return t.encode(o, true)
} | go | func (t *Tag) Encode(o plumbing.EncodedObject) error {
return t.encode(o, true)
} | [
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"}"
] | // Encode transforms a Tag into a plumbing.EncodedObject. | [
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"EncodedObject",
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/object/tag.go#L170-L172 | train |
src-d/go-git | plumbing/object/tag.go | Commit | func (t *Tag) Commit() (*Commit, error) {
if t.TargetType != plumbing.CommitObject {
return nil, ErrUnsupportedObject
}
o, err := t.s.EncodedObject(plumbing.CommitObject, t.Target)
if err != nil {
return nil, err
}
return DecodeCommit(t.s, o)
} | go | func (t *Tag) Commit() (*Commit, error) {
if t.TargetType != plumbing.CommitObject {
return nil, ErrUnsupportedObject
}
o, err := t.s.EncodedObject(plumbing.CommitObject, t.Target)
if err != nil {
return nil, err
}
return DecodeCommit(t.s, o)
} | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/object/tag.go#L221-L232 | train |
src-d/go-git | plumbing/object/tag.go | Tree | func (t *Tag) Tree() (*Tree, error) {
switch t.TargetType {
case plumbing.CommitObject:
c, err := t.Commit()
if err != nil {
return nil, err
}
return c.Tree()
case plumbing.TreeObject:
return GetTree(t.s, t.Target)
default:
return nil, ErrUnsupportedObject
}
} | go | func (t *Tag) Tree() (*Tree, error) {
switch t.TargetType {
case plumbing.CommitObject:
c, err := t.Commit()
if err != nil {
return nil, err
}
return c.Tree()
case plumbing.TreeObject:
return GetTree(t.s, t.Target)
default:
return nil, ErrUnsupportedObject
}
} | [
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] | // Tree returns the tree pointed to by the tag. If the tag points to a commit
// object the tree of that commit will be returned. If the tag does not point
// to a commit or tree object ErrUnsupportedObject will be returned. | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/object/tag.go#L237-L251 | train |
src-d/go-git | plumbing/object/tag.go | Blob | func (t *Tag) Blob() (*Blob, error) {
if t.TargetType != plumbing.BlobObject {
return nil, ErrUnsupportedObject
}
return GetBlob(t.s, t.Target)
} | go | func (t *Tag) Blob() (*Blob, error) {
if t.TargetType != plumbing.BlobObject {
return nil, ErrUnsupportedObject
}
return GetBlob(t.s, t.Target)
} | [
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// different type of object ErrUnsupportedObject will be returned. | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/object/tag.go#L255-L261 | train |
src-d/go-git | plumbing/object/tag.go | Object | func (t *Tag) Object() (Object, error) {
o, err := t.s.EncodedObject(t.TargetType, t.Target)
if err != nil {
return nil, err
}
return DecodeObject(t.s, o)
} | go | func (t *Tag) Object() (Object, error) {
o, err := t.s.EncodedObject(t.TargetType, t.Target)
if err != nil {
return nil, err
}
return DecodeObject(t.s, o)
} | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/object/tag.go#L264-L271 | train |
src-d/go-git | plumbing/object/tag.go | String | func (t *Tag) String() string {
obj, _ := t.Object()
return fmt.Sprintf(
"%s %s\nTagger: %s\nDate: %s\n\n%s\n%s",
plumbing.TagObject, t.Name, t.Tagger.String(), t.Tagger.When.Format(DateFormat),
t.Message, objectAsString(obj),
)
} | go | func (t *Tag) String() string {
obj, _ := t.Object()
return fmt.Sprintf(
"%s %s\nTagger: %s\nDate: %s\n\n%s\n%s",
plumbing.TagObject, t.Name, t.Tagger.String(), t.Tagger.When.Format(DateFormat),
t.Message, objectAsString(obj),
)
} | [
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] | // String returns the meta information contained in the tag as a formatted
// string. | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/object/tag.go#L275-L283 | train |
src-d/go-git | plumbing/object/tag.go | Verify | func (t *Tag) Verify(armoredKeyRing string) (*openpgp.Entity, error) {
keyRingReader := strings.NewReader(armoredKeyRing)
keyring, err := openpgp.ReadArmoredKeyRing(keyRingReader)
if err != nil {
return nil, err
}
// Extract signature.
signature := strings.NewReader(t.PGPSignature)
encoded := &plumbing.MemoryObject{}
// Encode tag components, excluding signature and get a reader object.
if err := t.EncodeWithoutSignature(encoded); err != nil {
return nil, err
}
er, err := encoded.Reader()
if err != nil {
return nil, err
}
return openpgp.CheckArmoredDetachedSignature(keyring, er, signature)
} | go | func (t *Tag) Verify(armoredKeyRing string) (*openpgp.Entity, error) {
keyRingReader := strings.NewReader(armoredKeyRing)
keyring, err := openpgp.ReadArmoredKeyRing(keyRingReader)
if err != nil {
return nil, err
}
// Extract signature.
signature := strings.NewReader(t.PGPSignature)
encoded := &plumbing.MemoryObject{}
// Encode tag components, excluding signature and get a reader object.
if err := t.EncodeWithoutSignature(encoded); err != nil {
return nil, err
}
er, err := encoded.Reader()
if err != nil {
return nil, err
}
return openpgp.CheckArmoredDetachedSignature(keyring, er, signature)
} | [
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] | // Verify performs PGP verification of the tag with a provided armored
// keyring and returns openpgp.Entity associated with verifying key on success. | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/object/tag.go#L287-L308 | train |
src-d/go-git | plumbing/object/tag.go | Next | func (iter *TagIter) Next() (*Tag, error) {
obj, err := iter.EncodedObjectIter.Next()
if err != nil {
return nil, err
}
return DecodeTag(iter.s, obj)
} | go | func (iter *TagIter) Next() (*Tag, error) {
obj, err := iter.EncodedObjectIter.Next()
if err != nil {
return nil, err
}
return DecodeTag(iter.s, obj)
} | [
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src-d/go-git | plumbing/object/tag.go | ForEach | func (iter *TagIter) ForEach(cb func(*Tag) error) error {
return iter.EncodedObjectIter.ForEach(func(obj plumbing.EncodedObject) error {
t, err := DecodeTag(iter.s, obj)
if err != nil {
return err
}
return cb(t)
})
} | go | func (iter *TagIter) ForEach(cb func(*Tag) error) error {
return iter.EncodedObjectIter.ForEach(func(obj plumbing.EncodedObject) error {
t, err := DecodeTag(iter.s, obj)
if err != nil {
return err
}
return cb(t)
})
} | [
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// an error happens or the end of the iter is reached. If ErrStop is sent
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/object/tag.go#L339-L348 | train |
src-d/go-git | plumbing/format/packfile/scanner.go | NewScanner | func NewScanner(r io.Reader) *Scanner {
_, ok := r.(io.ReadSeeker)
crc := crc32.NewIEEE()
return &Scanner{
r: newScannerReader(r, crc),
crc: crc,
IsSeekable: ok,
}
} | go | func NewScanner(r io.Reader) *Scanner {
_, ok := r.(io.ReadSeeker)
crc := crc32.NewIEEE()
return &Scanner{
r: newScannerReader(r, crc),
crc: crc,
IsSeekable: ok,
}
} | [
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// implements io.ReadSeeker the Scanner will be also Seekable | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/format/packfile/scanner.go#L57-L66 | train |
src-d/go-git | plumbing/format/packfile/scanner.go | readSignature | func (s *Scanner) readSignature() ([]byte, error) {
var sig = make([]byte, 4)
if _, err := io.ReadFull(s.r, sig); err != nil {
return []byte{}, err
}
return sig, nil
} | go | func (s *Scanner) readSignature() ([]byte, error) {
var sig = make([]byte, 4)
if _, err := io.ReadFull(s.r, sig); err != nil {
return []byte{}, err
}
return sig, nil
} | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/format/packfile/scanner.go#L118-L125 | train |
src-d/go-git | plumbing/format/packfile/scanner.go | isValidSignature | func (s *Scanner) isValidSignature(sig []byte) bool {
return bytes.Equal(sig, signature)
} | go | func (s *Scanner) isValidSignature(sig []byte) bool {
return bytes.Equal(sig, signature)
} | [
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] | // isValidSignature returns if sig is a valid packfile signature. | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/format/packfile/scanner.go#L128-L130 | train |
src-d/go-git | plumbing/format/packfile/scanner.go | SeekObjectHeader | func (s *Scanner) SeekObjectHeader(offset int64) (*ObjectHeader, error) {
// if seeking we assume that you are not interested in the header
if s.version == 0 {
s.version = VersionSupported
}
if _, err := s.r.Seek(offset, io.SeekStart); err != nil {
return nil, err
}
h, err := s.nextObjectHeader()
if err != nil {
return nil, err
}
h.Offset = offset
return h, nil
} | go | func (s *Scanner) SeekObjectHeader(offset int64) (*ObjectHeader, error) {
// if seeking we assume that you are not interested in the header
if s.version == 0 {
s.version = VersionSupported
}
if _, err := s.r.Seek(offset, io.SeekStart); err != nil {
return nil, err
}
h, err := s.nextObjectHeader()
if err != nil {
return nil, err
}
h.Offset = offset
return h, nil
} | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/format/packfile/scanner.go#L150-L167 | train |
src-d/go-git | plumbing/format/packfile/scanner.go | NextObjectHeader | func (s *Scanner) NextObjectHeader() (*ObjectHeader, error) {
if err := s.doPending(); err != nil {
return nil, err
}
offset, err := s.r.Seek(0, io.SeekCurrent)
if err != nil {
return nil, err
}
h, err := s.nextObjectHeader()
if err != nil {
return nil, err
}
h.Offset = offset
return h, nil
} | go | func (s *Scanner) NextObjectHeader() (*ObjectHeader, error) {
if err := s.doPending(); err != nil {
return nil, err
}
offset, err := s.r.Seek(0, io.SeekCurrent)
if err != nil {
return nil, err
}
h, err := s.nextObjectHeader()
if err != nil {
return nil, err
}
h.Offset = offset
return h, nil
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/format/packfile/scanner.go#L170-L187 | train |
src-d/go-git | plumbing/format/packfile/scanner.go | nextObjectHeader | func (s *Scanner) nextObjectHeader() (*ObjectHeader, error) {
s.r.Flush()
s.crc.Reset()
h := &ObjectHeader{}
s.pendingObject = h
var err error
h.Offset, err = s.r.Seek(0, io.SeekCurrent)
if err != nil {
return nil, err
}
h.Type, h.Length, err = s.readObjectTypeAndLength()
if err != nil {
return nil, err
}
switch h.Type {
case plumbing.OFSDeltaObject:
no, err := binary.ReadVariableWidthInt(s.r)
if err != nil {
return nil, err
}
h.OffsetReference = h.Offset - no
case plumbing.REFDeltaObject:
var err error
h.Reference, err = binary.ReadHash(s.r)
if err != nil {
return nil, err
}
}
return h, nil
} | go | func (s *Scanner) nextObjectHeader() (*ObjectHeader, error) {
s.r.Flush()
s.crc.Reset()
h := &ObjectHeader{}
s.pendingObject = h
var err error
h.Offset, err = s.r.Seek(0, io.SeekCurrent)
if err != nil {
return nil, err
}
h.Type, h.Length, err = s.readObjectTypeAndLength()
if err != nil {
return nil, err
}
switch h.Type {
case plumbing.OFSDeltaObject:
no, err := binary.ReadVariableWidthInt(s.r)
if err != nil {
return nil, err
}
h.OffsetReference = h.Offset - no
case plumbing.REFDeltaObject:
var err error
h.Reference, err = binary.ReadHash(s.r)
if err != nil {
return nil, err
}
}
return h, nil
} | [
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// without the Offset field | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/format/packfile/scanner.go#L191-L226 | train |
src-d/go-git | plumbing/format/packfile/scanner.go | readObjectTypeAndLength | func (s *Scanner) readObjectTypeAndLength() (plumbing.ObjectType, int64, error) {
t, c, err := s.readType()
if err != nil {
return t, 0, err
}
l, err := s.readLength(c)
return t, l, err
} | go | func (s *Scanner) readObjectTypeAndLength() (plumbing.ObjectType, int64, error) {
t, c, err := s.readType()
if err != nil {
return t, 0, err
}
l, err := s.readLength(c)
return t, l, err
} | [
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] | // ReadObjectTypeAndLength reads and returns the object type and the
// length field from an object entry in a packfile. | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/format/packfile/scanner.go#L263-L272 | train |
src-d/go-git | plumbing/format/packfile/scanner.go | readLength | func (s *Scanner) readLength(first byte) (int64, error) {
length := int64(first & maskFirstLength)
c := first
shift := firstLengthBits
var err error
for c&maskContinue > 0 {
if c, err = s.r.ReadByte(); err != nil {
return 0, err
}
length += int64(c&maskLength) << shift
shift += lengthBits
}
return length, nil
} | go | func (s *Scanner) readLength(first byte) (int64, error) {
length := int64(first & maskFirstLength)
c := first
shift := firstLengthBits
var err error
for c&maskContinue > 0 {
if c, err = s.r.ReadByte(); err != nil {
return 0, err
}
length += int64(c&maskLength) << shift
shift += lengthBits
}
return length, nil
} | [
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] | // the length is codified in the last 4 bits of the first byte and in
// the last 7 bits of subsequent bytes. Last byte has a 0 MSB. | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/format/packfile/scanner.go#L292-L308 | train |
src-d/go-git | plumbing/format/packfile/scanner.go | NextObject | func (s *Scanner) NextObject(w io.Writer) (written int64, crc32 uint32, err error) {
s.pendingObject = nil
written, err = s.copyObject(w)
s.r.Flush()
crc32 = s.crc.Sum32()
s.crc.Reset()
return
} | go | func (s *Scanner) NextObject(w io.Writer) (written int64, crc32 uint32, err error) {
s.pendingObject = nil
written, err = s.copyObject(w)
s.r.Flush()
crc32 = s.crc.Sum32()
s.crc.Reset()
return
} | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/format/packfile/scanner.go#L312-L321 | train |
src-d/go-git | plumbing/format/packfile/scanner.go | copyObject | func (s *Scanner) copyObject(w io.Writer) (n int64, err error) {
zr := zlibReaderPool.Get().(io.ReadCloser)
defer zlibReaderPool.Put(zr)
if err = zr.(zlib.Resetter).Reset(s.r, nil); err != nil {
return 0, fmt.Errorf("zlib reset error: %s", err)
}
defer ioutil.CheckClose(zr, &err)
buf := byteSlicePool.Get().([]byte)
n, err = io.CopyBuffer(w, zr, buf)
byteSlicePool.Put(buf)
return
} | go | func (s *Scanner) copyObject(w io.Writer) (n int64, err error) {
zr := zlibReaderPool.Get().(io.ReadCloser)
defer zlibReaderPool.Put(zr)
if err = zr.(zlib.Resetter).Reset(s.r, nil); err != nil {
return 0, fmt.Errorf("zlib reset error: %s", err)
}
defer ioutil.CheckClose(zr, &err)
buf := byteSlicePool.Get().([]byte)
n, err = io.CopyBuffer(w, zr, buf)
byteSlicePool.Put(buf)
return
} | [
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] | // ReadRegularObject reads and write a non-deltified object
// from it zlib stream in an object entry in the packfile. | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/format/packfile/scanner.go#L325-L338 | train |
src-d/go-git | plumbing/format/packfile/scanner.go | SeekFromStart | func (s *Scanner) SeekFromStart(offset int64) (previous int64, err error) {
// if seeking we assume that you are not interested in the header
if s.version == 0 {
s.version = VersionSupported
}
previous, err = s.r.Seek(0, io.SeekCurrent)
if err != nil {
return -1, err
}
_, err = s.r.Seek(offset, io.SeekStart)
return previous, err
} | go | func (s *Scanner) SeekFromStart(offset int64) (previous int64, err error) {
// if seeking we assume that you are not interested in the header
if s.version == 0 {
s.version = VersionSupported
}
previous, err = s.r.Seek(0, io.SeekCurrent)
if err != nil {
return -1, err
}
_, err = s.r.Seek(offset, io.SeekStart)
return previous, err
} | [
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] | // SeekFromStart sets a new offset from start, returns the old position before
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/format/packfile/scanner.go#L348-L361 | train |
src-d/go-git | plumbing/format/packfile/scanner.go | Checksum | func (s *Scanner) Checksum() (plumbing.Hash, error) {
err := s.discardObjectIfNeeded()
if err != nil {
return plumbing.ZeroHash, err
}
return binary.ReadHash(s.r)
} | go | func (s *Scanner) Checksum() (plumbing.Hash, error) {
err := s.discardObjectIfNeeded()
if err != nil {
return plumbing.ZeroHash, err
}
return binary.ReadHash(s.r)
} | [
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] | // Checksum returns the checksum of the packfile | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/format/packfile/scanner.go#L364-L371 | train |
src-d/go-git | plumbing/format/packfile/scanner.go | Close | func (s *Scanner) Close() error {
buf := byteSlicePool.Get().([]byte)
_, err := io.CopyBuffer(stdioutil.Discard, s.r, buf)
byteSlicePool.Put(buf)
return err
} | go | func (s *Scanner) Close() error {
buf := byteSlicePool.Get().([]byte)
_, err := io.CopyBuffer(stdioutil.Discard, s.r, buf)
byteSlicePool.Put(buf)
return err
} | [
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] | // Close reads the reader until io.EOF | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/format/packfile/scanner.go#L374-L379 | train |
src-d/go-git | plumbing/format/packfile/scanner.go | Seek | func (r *scannerReader) Seek(offset int64, whence int) (int64, error) {
var err error
if seeker, ok := r.reader.(io.ReadSeeker); !ok {
if whence != io.SeekCurrent || offset != 0 {
return -1, ErrSeekNotSupported
}
} else {
if whence == io.SeekCurrent && offset == 0 {
return r.offset, nil
}
r.offset, err = seeker.Seek(offset, whence)
r.rbuf.Reset(r.reader)
}
return r.offset, err
} | go | func (r *scannerReader) Seek(offset int64, whence int) (int64, error) {
var err error
if seeker, ok := r.reader.(io.ReadSeeker); !ok {
if whence != io.SeekCurrent || offset != 0 {
return -1, ErrSeekNotSupported
}
} else {
if whence == io.SeekCurrent && offset == 0 {
return r.offset, nil
}
r.offset, err = seeker.Seek(offset, whence)
r.rbuf.Reset(r.reader)
}
return r.offset, err
} | [
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src-d/go-git | plumbing/cache/buffer_lru.go | Put | func (c *BufferLRU) Put(key int64, slice []byte) {
c.mut.Lock()
defer c.mut.Unlock()
if c.cache == nil {
c.actualSize = 0
c.cache = make(map[int64]*list.Element, 1000)
c.ll = list.New()
}
bufSize := FileSize(len(slice))
if ee, ok := c.cache[key]; ok {
oldBuf := ee.Value.(buffer)
// in this case bufSize is a delta: new size - old size
bufSize -= FileSize(len(oldBuf.Slice))
c.ll.MoveToFront(ee)
ee.Value = buffer{key, slice}
} else {
if bufSize > c.MaxSize {
return
}
ee := c.ll.PushFront(buffer{key, slice})
c.cache[key] = ee
}
c.actualSize += bufSize
for c.actualSize > c.MaxSize {
last := c.ll.Back()
lastObj := last.Value.(buffer)
lastSize := FileSize(len(lastObj.Slice))
c.ll.Remove(last)
delete(c.cache, lastObj.Key)
c.actualSize -= lastSize
}
} | go | func (c *BufferLRU) Put(key int64, slice []byte) {
c.mut.Lock()
defer c.mut.Unlock()
if c.cache == nil {
c.actualSize = 0
c.cache = make(map[int64]*list.Element, 1000)
c.ll = list.New()
}
bufSize := FileSize(len(slice))
if ee, ok := c.cache[key]; ok {
oldBuf := ee.Value.(buffer)
// in this case bufSize is a delta: new size - old size
bufSize -= FileSize(len(oldBuf.Slice))
c.ll.MoveToFront(ee)
ee.Value = buffer{key, slice}
} else {
if bufSize > c.MaxSize {
return
}
ee := c.ll.PushFront(buffer{key, slice})
c.cache[key] = ee
}
c.actualSize += bufSize
for c.actualSize > c.MaxSize {
last := c.ll.Back()
lastObj := last.Value.(buffer)
lastSize := FileSize(len(lastObj.Slice))
c.ll.Remove(last)
delete(c.cache, lastObj.Key)
c.actualSize -= lastSize
}
} | [
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] | // Put puts a buffer into the cache. If the buffer is already in the cache, it
// will be marked as used. Otherwise, it will be inserted. A buffers might
// be evicted to make room for the new one. | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/cache/buffer_lru.go#L38-L73 | train |
src-d/go-git | plumbing/cache/buffer_lru.go | Clear | func (c *BufferLRU) Clear() {
c.mut.Lock()
defer c.mut.Unlock()
c.ll = nil
c.cache = nil
c.actualSize = 0
} | go | func (c *BufferLRU) Clear() {
c.mut.Lock()
defer c.mut.Unlock()
c.ll = nil
c.cache = nil
c.actualSize = 0
} | [
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] | e17ee112ca6cc7db0a732c0676b61511e84ec899 | https://github.com/src-d/go-git/blob/e17ee112ca6cc7db0a732c0676b61511e84ec899/plumbing/cache/buffer_lru.go#L91-L98 | train |
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