зеркало из https://github.com/mislav/hub.git
108 строки
2.5 KiB
Go
108 строки
2.5 KiB
Go
package commands
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import (
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"fmt"
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"regexp"
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"github.com/github/hub/github"
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"github.com/github/hub/utils"
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)
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var cmdCherryPick = &Command{
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Run: cherryPick,
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GitExtension: true,
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Usage: `
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cherry-pick <COMMIT-URL>
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cherry-pick <USER>@<SHA>
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`,
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Long: `Cherry-pick a commit from a fork on GitHub.
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## See also:
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hub-am(1), hub(1), git-cherry-pick(1)
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`,
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}
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func init() {
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CmdRunner.Use(cmdCherryPick)
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}
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func cherryPick(command *Command, args *Args) {
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if args.IndexOfParam("-m") == -1 && args.IndexOfParam("--mainline") == -1 {
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transformCherryPickArgs(args)
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}
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}
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func transformCherryPickArgs(args *Args) {
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if args.IsParamsEmpty() {
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return
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}
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ref := args.LastParam()
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project, sha, refspec, isPrivate := parseCherryPickProjectAndSha(ref)
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if project != nil {
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args.ReplaceParam(args.IndexOfParam(ref), sha)
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tmpName := "_hub-cherry-pick"
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remoteName := tmpName
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if remote := gitRemoteForProject(project); remote != nil {
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remoteName = remote.Name
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} else {
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args.Before("git", "remote", "add", remoteName, project.GitURL("", "", isPrivate))
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}
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fetchArgs := []string{"git", "fetch", "-q", "--no-tags", remoteName}
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if refspec != "" {
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fetchArgs = append(fetchArgs, refspec)
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}
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args.Before(fetchArgs...)
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if remoteName == tmpName {
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args.Before("git", "remote", "rm", remoteName)
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}
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}
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}
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func parseCherryPickProjectAndSha(ref string) (project *github.Project, sha, refspec string, isPrivate bool) {
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shaRe := "[a-f0-9]{7,40}"
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var mainProject *github.Project
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localRepo, mainProjectErr := github.LocalRepo()
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if mainProjectErr == nil {
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mainProject, mainProjectErr = localRepo.MainProject()
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}
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url, err := github.ParseURL(ref)
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if err == nil {
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projectPath := url.ProjectPath()
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commitRegex := regexp.MustCompile(fmt.Sprintf("^commit/(%s)", shaRe))
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if matches := commitRegex.FindStringSubmatch(projectPath); len(matches) > 0 {
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sha = matches[1]
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project = url.Project
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return
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}
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pullRegex := regexp.MustCompile(fmt.Sprintf(`^pull/(\d+)/commits/(%s)`, shaRe))
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if matches := pullRegex.FindStringSubmatch(projectPath); len(matches) > 0 {
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pullId := matches[1]
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sha = matches[2]
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utils.Check(mainProjectErr)
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project = mainProject
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refspec = fmt.Sprintf("refs/pull/%s/head", pullId)
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return
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}
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}
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ownerWithShaRegexp := regexp.MustCompile(fmt.Sprintf("^(%s)@(%s)$", OwnerRe, shaRe))
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if matches := ownerWithShaRegexp.FindStringSubmatch(ref); len(matches) > 0 {
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utils.Check(mainProjectErr)
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project = mainProject
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project.Owner = matches[1]
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sha = matches[2]
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}
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return
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}
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