You've already forked agentic-coding-workflow
92 lines
2.0 KiB
Go
92 lines
2.0 KiB
Go
package git
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import (
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"errors"
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"fmt"
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)
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// GitError 是 git 子进程返回非零或超时时的统一错误形式。Stderr 已截断 ≤2000 字符；
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// 上层（workspace.Service）会根据 stderr 内容映射到具体业务错误码。
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type GitError struct {
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Args []string
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ExitCode int
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Stderr string
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Cause error
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}
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func (e *GitError) Error() string {
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return fmt.Sprintf("git %v: exit %d: %s", e.Args, e.ExitCode, e.Stderr)
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}
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func (e *GitError) Unwrap() error { return e.Cause }
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// IsAuthError 通过 stderr 关键字识别 401/403 类型的远端拒绝（PAT 失效、SSH key
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// 不被信任等）。grep 的关键字源自常见 git 远端的英文响应；模糊但可用。
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func IsAuthError(err error) bool {
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var ge *GitError
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if !errors.As(err, &ge) {
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return false
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}
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for _, k := range []string{
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"Authentication failed",
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"could not read Username",
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"Permission denied (publickey)",
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"403 Forbidden",
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"401 Unauthorized",
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"fatal: Authentication",
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} {
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if containsCase(ge.Stderr, k) {
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return true
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}
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}
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return false
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}
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// IsConflict 用于识别 "branch already exists" 等 worktree add 冲突场景。
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func IsConflict(err error) bool {
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var ge *GitError
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if !errors.As(err, &ge) {
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return false
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}
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for _, k := range []string{
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"already exists",
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"is already checked out",
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"already used by worktree",
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} {
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if containsCase(ge.Stderr, k) {
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return true
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}
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}
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return false
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}
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// containsCase 大小写不敏感子串匹配；避免引入 strings.EqualFold 之类逐字符开销。
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func containsCase(s, sub string) bool {
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if len(sub) == 0 || len(s) < len(sub) {
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return false
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}
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S, Sub := lower(s), lower(sub)
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return indexOf(S, Sub) >= 0
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}
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func lower(s string) string {
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b := make([]byte, len(s))
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for i := 0; i < len(s); i++ {
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c := s[i]
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if c >= 'A' && c <= 'Z' {
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c += 'a' - 'A'
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}
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b[i] = c
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}
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return string(b)
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}
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func indexOf(s, sub string) int {
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for i := 0; i+len(sub) <= len(s); i++ {
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if s[i:i+len(sub)] == sub {
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return i
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}
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}
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return -1
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}
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