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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,45 @@ | ||
| package main | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "os/exec" | ||
| "path/filepath" | ||
| "strings" | ||
|
|
||
| "moul.io/u" | ||
| ) | ||
|
|
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| func gitFindRootDir(path string) string { | ||
| for { | ||
| if u.DirExists(filepath.Join(path, ".git")) { | ||
| return path | ||
| } | ||
| parent := filepath.Dir(path) | ||
| if parent == path { | ||
| break | ||
| } | ||
| path = parent | ||
| } | ||
| return "" | ||
| } | ||
|
|
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| func gitGetMainBranch(path string) (string, error) { | ||
| // equivalent of: git symbolic-ref refs/remotes/origin/HEAD | sed 's@^refs/remotes/origin/@@' | ||
|
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| cmd := exec.Command("git", "symbolic-ref", "refs/remotes/origin/HEAD") | ||
| stdout, _, err := u.ExecStandaloneOutputs(cmd) | ||
| if err != nil { | ||
| return "", fmt.Errorf("failed to execute command: %q: %w", cmd, err) | ||
| } | ||
|
|
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| if len(stdout) == 0 { | ||
| return "", fmt.Errorf("invalid command output for %q", cmd) | ||
| } | ||
|
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| branch := strings.TrimSpace(strings.TrimPrefix(string(stdout), "refs/remotes/origin/")) | ||
| if branch == "" || strings.ContainsRune(branch, '/') { | ||
| return "", fmt.Errorf("invalid branch: %q", branch) | ||
| } | ||
|
|
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| return branch, nil | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,48 @@ | ||
| package main | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "path/filepath" | ||
|
|
||
| "go.uber.org/zap" | ||
| "moul.io/u" | ||
| ) | ||
|
|
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| type project struct { | ||
| Path string | ||
| Git struct { | ||
| Root string | ||
| MainBranch string | ||
| CurrentBranch string | ||
| OriginRemote string | ||
| } | ||
| } | ||
|
|
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| func (p *project) checkoutMainBranch() error { | ||
| return nil | ||
| } | ||
|
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| func projectFromPath(path string) (*project, error) { | ||
| abs, err := filepath.Abs(path) | ||
| if err != nil { | ||
| return nil, fmt.Errorf("incorrect path: %q: %w", path, err) | ||
| } | ||
| path = abs | ||
|
|
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| if !u.DirExists(path) { | ||
| return nil, fmt.Errorf("path is not a directory: %q", path) | ||
| } | ||
|
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| project := &project{Path: path} | ||
| project.Git.Root = gitFindRootDir(path) | ||
| if project.Git.Root != "" { | ||
| project.Git.MainBranch, err = gitGetMainBranch(project.Git.Root) | ||
| if err != nil { | ||
| return nil, fmt.Errorf("cannot guess main branch: %w", err) | ||
| } | ||
| } else { | ||
| logger.Warn("project not withing a git directory", zap.String("path", path)) | ||
| } | ||
|
|
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| return project, nil | ||
| } |