v1.0.0-beta.3

command.go

@@ -118,7 +118,7 @@ func (c *Command) RunInDirPipelineWithTimeout(timeout time.Duration, stdout, std
 	}()
 
 	cmd := exec.CommandContext(ctx, c.name, c.args...)
-	if c.envs != nil {
+	if len(c.envs) > 0 {
 		cmd.Env = append(os.Environ(), c.envs...)
 	}
 	cmd.Dir = dir

repo.go

@@ -221,17 +221,25 @@ type PushOptions struct {
 	Timeout time.Duration
 }
 
-// Push pushs local changes to given remote and branch for the repository.
-func (r *Repository) Push(remote, branch string, opts ...PushOptions) error {
+// RepoPush pushs local changes to given remote and branch for the repository
+// in given path.
+func RepoPush(repoPath, remote, branch string, opts ...PushOptions) error {
 	var opt PushOptions
 	if len(opts) > 0 {
 		opt = opts[0]
 	}
 
-	_, err := NewCommand("push", remote, branch).AddEnvs(opt.Envs...).RunInDirWithTimeout(opt.Timeout, r.path)
+	_, err := NewCommand("push", remote, branch).
+		AddEnvs(opt.Envs...).
+		RunInDirWithTimeout(opt.Timeout, repoPath)
 	return err
 }
 
+// Push pushs local changes to given remote and branch for the repository.
+func (r *Repository) Push(remote, branch string, opts ...PushOptions) error {
+	return RepoPush(r.path, remote, branch, opts...)
+}
+
 // CheckoutOptions contains optional arguments for checking out to a branch.
 // Docs: https://git-scm.com/docs/git-checkout
 type CheckoutOptions struct {
@@ -242,8 +250,8 @@ type CheckoutOptions struct {
 	Timeout time.Duration
 }
 
-// Checkout checks out to given branch for the repository.
-func (r *Repository) Checkout(branch string, opts ...CheckoutOptions) error {
+// Checkout checks out to given branch for the repository in given path.
+func RepoCheckout(repoPath, branch string, opts ...CheckoutOptions) error {
 	var opt CheckoutOptions
 	if len(opts) > 0 {
 		opt = opts[0]
@@ -258,10 +266,15 @@ func (r *Repository) Checkout(branch string, opts ...CheckoutOptions) error {
 		cmd.AddArgs(opt.BaseBranch)
 	}
 
-	_, err := cmd.RunInDirWithTimeout(opt.Timeout, r.path)
+	_, err := cmd.RunInDirWithTimeout(opt.Timeout, repoPath)
 	return err
 }
 
+// Checkout checks out to given branch for the repository.
+func (r *Repository) Checkout(branch string, opts ...CheckoutOptions) error {
+	return RepoCheckout(r.path, branch, opts...)
+}
+
 // ResetOptions contains optional arguments for resetting a branch.
 // Docs: https://git-scm.com/docs/git-reset
 type ResetOptions struct {
@@ -272,8 +285,8 @@ type ResetOptions struct {
 	Timeout time.Duration
 }
 
-// Reset resets working tree to given revision for the repository.
-func (r *Repository) Reset(rev string, opts ...ResetOptions) error {
+// RepoReset resets working tree to given revision for the repository in given path.
+func RepoReset(repoPath, rev string, opts ...ResetOptions) error {
 	var opt ResetOptions
 	if len(opts) > 0 {
 		opt = opts[0]
@@ -284,10 +297,15 @@ func (r *Repository) Reset(rev string, opts ...ResetOptions) error {
 		cmd.AddArgs("--hard")
 	}
 
-	_, err := cmd.AddArgs(rev).RunInDir(r.path)
+	_, err := cmd.AddArgs(rev).RunInDir(repoPath)
 	return err
 }
 
+// Reset resets working tree to given revision for the repository.
+func (r *Repository) Reset(rev string, opts ...ResetOptions) error {
+	return RepoReset(r.path, rev, opts...)
+}
+
 // MoveOptions contains optional arguments for moving a file, a directory, or a symlink.
 // Docs: https://git-scm.com/docs/git-mv
 type MoveOptions struct {
@@ -296,17 +314,24 @@ type MoveOptions struct {
 	Timeout time.Duration
 }
 
-// Move moves a file, a directory, or a symlink file or directory from source to destination.
-func (r *Repository) Move(src, dst string, opts ...MoveOptions) error {
+// RepoMove moves a file, a directory, or a symlink file or directory from source to
+// destination for the repository in given path.
+func RepoMove(repoPath, src, dst string, opts ...MoveOptions) error {
 	var opt MoveOptions
 	if len(opts) > 0 {
 		opt = opts[0]
 	}
 
-	_, err := NewCommand("mv", src, dst).RunInDirWithTimeout(opt.Timeout, r.path)
+	_, err := NewCommand("mv", src, dst).RunInDirWithTimeout(opt.Timeout, repoPath)
 	return err
 }
 
+// Move moves a file, a directory, or a symlink file or directory from source to destination
+// for the repository.
+func (r *Repository) Move(src, dst string, opts ...MoveOptions) error {
+	return RepoMove(r.path, src, dst, opts...)
+}
+
 // AddOptions contains optional arguments for adding local changes.
 // Docs: https://git-scm.com/docs/git-add
 type AddOptions struct {
@@ -319,8 +344,8 @@ type AddOptions struct {
 	Timeout time.Duration
 }
 
-// Add adds local changes to index for the repository.
-func (r *Repository) Add(opts ...AddOptions) error {
+// RepoAdd adds local changes to index for the repository in given path.
+func RepoAdd(repoPath string, opts ...AddOptions) error {
 	var opt AddOptions
 	if len(opts) > 0 {
 		opt = opts[0]
@@ -334,10 +359,15 @@ func (r *Repository) Add(opts ...AddOptions) error {
 		cmd.AddArgs("--")
 		cmd.AddArgs(opt.Pathsepcs...)
 	}
-	_, err := cmd.RunInDirWithTimeout(opt.Timeout, r.path)
+	_, err := cmd.RunInDirWithTimeout(opt.Timeout, repoPath)
 	return err
 }
 
+// Add adds local changes to index for the repository.
+func (r *Repository) Add(opts ...AddOptions) error {
+	return RepoAdd(r.path, opts...)
+}
+
 // CommitOptions contains optional arguments to commit changes.
 // Docs: https://git-scm.com/docs/git-commit
 type CommitOptions struct {
@@ -348,8 +378,9 @@ type CommitOptions struct {
 	Timeout time.Duration
 }
 
-// Commit commits local changes with given author, committer and message for the repository.
-func (r *Repository) Commit(committer *Signature, message string, opts ...CommitOptions) error {
+// RepoCommit commits local changes with given author, committer and message for the
+// repository in given path.
+func RepoCommit(repoPath string, committer *Signature, message string, opts ...CommitOptions) error {
 	var opt CommitOptions
 	if len(opts) > 0 {
 		opt = opts[0]
@@ -363,14 +394,19 @@ func (r *Repository) Commit(committer *Signature, message string, opts ...Commit
 	}
 	cmd.AddArgs("-m", message)
 
-	_, err := cmd.RunInDirWithTimeout(opt.Timeout, r.path)
+	_, err := cmd.RunInDirWithTimeout(opt.Timeout, repoPath)
 	// No stderr but exit status 1 means nothing to commit.
 	if err != nil && err.Error() == "exit status 1" {
 		return nil
 	}
 	return err
 }
 
+// Commit commits local changes with given author, committer and message for the repository.
+func (r *Repository) Commit(committer *Signature, message string, opts ...CommitOptions) error {
+	return RepoCommit(r.path, committer, message, opts...)
+}
+
 // NameStatus contains name status of a commit.
 type NameStatus struct {
 	Added    []string

repo_commit.go

@@ -7,6 +7,7 @@ package git
 import (
 	"bytes"
 	"errors"
+	"fmt"
 	"strconv"
 	"strings"
 	"time"
@@ -139,8 +140,19 @@ func escapePath(path string) string {
 	return path
 }
 
-// Log returns a list of commits in the state of given revision. The returned list is in reverse
-// chronological order.
+// RepoLog returns a list of commits in the state of given revision of the repository
+// in given path. The returned list is in reverse chronological order.
+func RepoLog(repoPath, rev string, opts ...LogOptions) ([]*Commit, error) {
+	r, err := Open(repoPath)
+	if err != nil {
+		return nil, fmt.Errorf("open: %v", err)
+	}
+
+	return r.Log(rev, opts...)
+}
+
+// Log returns a list of commits in the state of given revision of the repository.
+// The returned list is in reverse chronological order.
 func (r *Repository) Log(rev string, opts ...LogOptions) ([]*Commit, error) {
 	var opt LogOptions
 	if len(opts) > 0 {
@@ -300,8 +312,9 @@ type DiffNameOnlyOptions struct {
 	Timeout time.Duration
 }
 
-// DiffNameOnly returns a list of changed files between base and head revisions of the repository.
-func (r *Repository) DiffNameOnly(base, head string, opts ...DiffNameOnlyOptions) ([]string, error) {
+// RepoDiffNameOnly returns a list of changed files between base and head revisions of
+// the repository in given path.
+func RepoDiffNameOnly(repoPath, base, head string, opts ...DiffNameOnlyOptions) ([]string, error) {
 	var opt DiffNameOnlyOptions
 	if len(opts) > 0 {
 		opt = opts[0]
@@ -318,7 +331,7 @@ func (r *Repository) DiffNameOnly(base, head string, opts ...DiffNameOnlyOptions
 		cmd.AddArgs(escapePath(opt.Path))
 	}
 
-	stdout, err := cmd.RunInDirWithTimeout(opt.Timeout, r.path)
+	stdout, err := cmd.RunInDirWithTimeout(opt.Timeout, repoPath)
 	if err != nil {
 		return nil, err
 	}
@@ -335,6 +348,12 @@ func (r *Repository) DiffNameOnly(base, head string, opts ...DiffNameOnlyOptions
 	return names, nil
 }
 
+// DiffNameOnly returns a list of changed files between base and head revisions of the
+// repository.
+func (r *Repository) DiffNameOnly(base, head string, opts ...DiffNameOnlyOptions) ([]string, error) {
+	return RepoDiffNameOnly(r.path, base, head, opts...)
+}
+
 // RevListCountOptions contains optional arguments for counting commits.
 // Docs: https://git-scm.com/docs/git-rev-list#Documentation/git-rev-list.txt---count
 type RevListCountOptions struct {

repo_commit_test.go

@@ -77,6 +77,13 @@ func TestRepository_Log(t *testing.T) {
 			}
 
 			assert.Equal(t, test.expCommitIDs, commitsToIDs(commits))
+
+			commits, err = RepoLog(testrepo.path, test.rev, test.opt)
+			if err != nil {
+				t.Fatal(err)
+			}
+
+			assert.Equal(t, test.expCommitIDs, commitsToIDs(commits))
 		})
 	}
 }

repo_hook.go

@@ -7,7 +7,6 @@ package git
 import (
 	"io/ioutil"
 	"os"
-	"path"
 	"path/filepath"
 )
 
@@ -23,11 +22,15 @@ func (r *Repository) NewHook(name HookName) *Hook {
 	}
 }
 
-// Hook returns a Git hook by given name in the repository. It returns an os.ErrNotExist
-// if both active and sample hook do not exist.
-func (r *Repository) Hook(name HookName) (*Hook, error) {
+// Hook returns a Git hook by given name in the repository. Giving empty directory
+// will use the default directory.It returns an os.ErrNotExist if both active and
+// sample hook do not exist.
+func (r *Repository) Hook(dir string, name HookName) (*Hook, error) {
+	if dir == "" {
+		dir = DefaultHooksDir
+	}
 	// 1. Check if there is an active hook.
-	fpath := filepath.Join(r.path, DefaultHooksDir, string(name))
+	fpath := filepath.Join(r.path, dir, string(name))
 	if isFile(fpath) {
 		p, err := ioutil.ReadFile(fpath)
 		if err != nil {
@@ -41,7 +44,7 @@ func (r *Repository) Hook(name HookName) (*Hook, error) {
 	}
 
 	// 2. Check if a sample file exists.
-	spath := fpath + ".sample"
+	spath := filepath.Join(r.path, DefaultHooksDir, string(name)+".sample")
 	if isFile(spath) {
 		p, err := ioutil.ReadFile(spath)
 		if err != nil {
@@ -58,16 +61,12 @@ func (r *Repository) Hook(name HookName) (*Hook, error) {
 	return nil, os.ErrNotExist
 }
 
-// Hooks returns a list of Git hooks found in the repository. It may return an empty slice
-// when no hooks found.
-func (r *Repository) Hooks() ([]*Hook, error) {
-	if !isDir(path.Join(r.path, DefaultHooksDir)) {
-		return []*Hook{}, nil
-	}
-
+// Hooks returns a list of Git hooks found in the repository. Giving empty directory
+// will use the default directory. It may return an empty slice when no hooks found.
+func (r *Repository) Hooks(dir string) ([]*Hook, error) {
 	hooks := make([]*Hook, 0, len(ServerSideHooks))
 	for _, name := range ServerSideHooks {
-		h, err := r.Hook(name)
+		h, err := r.Hook(dir, name)
 		if err != nil {
 			if err == os.ErrNotExist {
 				continue

repo_hook_test.go

@@ -14,7 +14,7 @@ import (
 
 func TestRepository_Hooks(t *testing.T) {
 	t.Run("invalid hook", func(t *testing.T) {
-		h, err := testrepo.Hook("bad_hook")
+		h, err := testrepo.Hook("", "bad_hook")
 		assert.Equal(t, os.ErrNotExist, err)
 		assert.Nil(t, h)
 	})
@@ -30,7 +30,7 @@ func TestRepository_Hooks(t *testing.T) {
 			t.Fatal(err)
 		}
 
-		hooks, err := r.Hooks()
+		hooks, err := r.Hooks("")
 		if err != nil {
 			t.Fatal(err)
 		}
@@ -57,7 +57,7 @@ func TestRepository_Hooks(t *testing.T) {
 			_ = os.RemoveAll(dir)
 		}()
 
-		hooks, err := r.Hooks()
+		hooks, err := r.Hooks("")
 		if err != nil {
 			t.Fatal(err)
 		}
@@ -75,7 +75,7 @@ func TestRepository_Hooks(t *testing.T) {
 		t.Fatal(err)
 	}
 
-	hooks, err := testrepo.Hooks()
+	hooks, err := testrepo.Hooks("")
 	if err != nil {
 		t.Fatal(err)
 	}

repo_pull.go

@@ -17,14 +17,15 @@ type MergeBaseOptions struct {
 	Timeout time.Duration
 }
 
-// MergeBase returns merge base between base and head revisions.
-func (r *Repository) MergeBase(base, head string, opts ...MergeBaseOptions) (string, error) {
+// RepoMergeBase returns merge base between base and head revisions of the repository
+// in given path.
+func RepoMergeBase(repoPath, base, head string, opts ...MergeBaseOptions) (string, error) {
 	var opt MergeBaseOptions
 	if len(opts) > 0 {
 		opt = opts[0]
 	}
 
-	stdout, err := NewCommand("merge-base", base, head).RunInDirWithTimeout(opt.Timeout, r.path)
+	stdout, err := NewCommand("merge-base", base, head).RunInDirWithTimeout(opt.Timeout, repoPath)
 	if err != nil {
 		if strings.Contains(err.Error(), "exit status 1") {
 			return "", ErrNoMergeBase
@@ -33,3 +34,8 @@ func (r *Repository) MergeBase(base, head string, opts ...MergeBaseOptions) (str
 	}
 	return strings.TrimSpace(string(stdout)), nil
 }
+
+// MergeBase returns merge base between base and head revisions of the repository.
+func (r *Repository) MergeBase(base, head string, opts ...MergeBaseOptions) (string, error) {
+	return RepoMergeBase(r.path, base, head, opts...)
+}