Exemplo n.º 1
0
Arquivo: sync.go Projeto: github/hub
func sync(cmd *Command, args *Args) {
	localRepo, err := github.LocalRepo()
	utils.Check(err)

	remote, err := localRepo.MainRemote()
	utils.Check(err)

	defaultBranch := localRepo.MasterBranch().ShortName()
	fullDefaultBranch := fmt.Sprintf("refs/remotes/%s/%s", remote.Name, defaultBranch)
	currentBranch := ""
	if curBranch, err := localRepo.CurrentBranch(); err == nil {
		currentBranch = curBranch.ShortName()
	}

	err = git.Spawn("fetch", "--prune", "--quiet", "--progress", remote.Name)
	utils.Check(err)

	branchToRemote := map[string]string{}
	if lines, err := git.ConfigAll("branch.*.remote"); err == nil {
		configRe := regexp.MustCompile(`^branch\.(.+?)\.remote (.+)`)

		for _, line := range lines {
			if matches := configRe.FindStringSubmatch(line); len(matches) > 0 {
				branchToRemote[matches[1]] = matches[2]
			}
		}
	}

	branches, err := git.LocalBranches()
	utils.Check(err)

	var green,
		lightGreen,
		red,
		lightRed,
		resetColor string

	if ui.IsTerminal(os.Stdout) {
		green = "\033[32m"
		lightGreen = "\033[32;1m"
		red = "\033[31m"
		lightRed = "\033[31;1m"
		resetColor = "\033[0m"
	}

	for _, branch := range branches {
		fullBranch := fmt.Sprintf("refs/heads/%s", branch)
		remoteBranch := fmt.Sprintf("refs/remotes/%s/%s", remote.Name, branch)
		gone := false

		if branchToRemote[branch] == remote.Name {
			if upstream, err := git.SymbolicFullName(fmt.Sprintf("%s@{upstream}", branch)); err == nil {
				remoteBranch = upstream
			} else {
				remoteBranch = ""
				gone = true
			}
		} else if !git.HasFile(strings.Split(remoteBranch, "/")...) {
			remoteBranch = ""
		}

		if remoteBranch != "" {
			diff, err := git.NewRange(fullBranch, remoteBranch)
			utils.Check(err)

			if diff.IsIdentical() {
				continue
			} else if diff.IsAncestor() {
				if branch == currentBranch {
					git.Quiet("merge", "--ff-only", "--quiet", remoteBranch)
				} else {
					git.Quiet("update-ref", fullBranch, remoteBranch)
				}
				ui.Printf("%sUpdated branch %s%s%s (was %s).\n", green, lightGreen, branch, resetColor, diff.A[0:7])
			} else {
				ui.Errorf("warning: `%s' seems to contain unpushed commits\n", branch)
			}
		} else if gone {
			diff, err := git.NewRange(fullBranch, fullDefaultBranch)
			utils.Check(err)

			if diff.IsAncestor() {
				if branch == currentBranch {
					git.Quiet("checkout", "--quiet", defaultBranch)
					currentBranch = defaultBranch
				}
				git.Quiet("branch", "-D", branch)
				ui.Printf("%sDeleted branch %s%s%s (was %s).\n", red, lightRed, branch, resetColor, diff.A[0:7])
			} else {
				ui.Errorf("warning: `%s' was deleted on %s, but appears not merged into %s\n", branch, remote.Name, defaultBranch)
			}
		}
	}

	args.NoForward()
}
Exemplo n.º 2
0
func pullRequest(cmd *Command, args *Args) {
	localRepo, err := github.LocalRepo()
	utils.Check(err)

	currentBranch, err := localRepo.CurrentBranch()
	utils.Check(err)

	baseProject, err := localRepo.MainProject()
	utils.Check(err)

	host, err := github.CurrentConfig().PromptForHost(baseProject.Host)
	if err != nil {
		utils.Check(github.FormatError("creating pull request", err))
	}
	client := github.NewClientWithHost(host)

	trackedBranch, headProject, err := localRepo.RemoteBranchAndProject(host.User, false)
	utils.Check(err)

	var (
		base, head string
		force      bool
	)

	force = flagPullRequestForce

	if flagPullRequestBase != "" {
		baseProject, base = parsePullRequestProject(baseProject, flagPullRequestBase)
	}

	if flagPullRequestHead != "" {
		headProject, head = parsePullRequestProject(headProject, flagPullRequestHead)
	}

	if args.ParamsSize() == 1 {
		arg := args.RemoveParam(0)
		flagPullRequestIssue = parsePullRequestIssueNumber(arg)
	}

	if base == "" {
		masterBranch := localRepo.MasterBranch()
		base = masterBranch.ShortName()
	}

	if head == "" && trackedBranch != nil {
		if !trackedBranch.IsRemote() {
			// the current branch tracking another branch
			// pretend there's no upstream at all
			trackedBranch = nil
		} else {
			if baseProject.SameAs(headProject) && base == trackedBranch.ShortName() {
				e := fmt.Errorf(`Aborted: head branch is the same as base ("%s")`, base)
				e = fmt.Errorf("%s\n(use `-h <branch>` to specify an explicit pull request head)", e)
				utils.Check(e)
			}
		}
	}

	if head == "" {
		if trackedBranch == nil {
			head = currentBranch.ShortName()
		} else {
			head = trackedBranch.ShortName()
		}
	}

	if headRepo, err := client.Repository(headProject); err == nil {
		headProject.Owner = headRepo.Owner.Login
		headProject.Name = headRepo.Name
	}

	fullBase := fmt.Sprintf("%s:%s", baseProject.Owner, base)
	fullHead := fmt.Sprintf("%s:%s", headProject.Owner, head)

	if !force && trackedBranch != nil {
		remoteCommits, _ := git.RefList(trackedBranch.LongName(), "")
		if len(remoteCommits) > 0 {
			err = fmt.Errorf("Aborted: %d commits are not yet pushed to %s", len(remoteCommits), trackedBranch.LongName())
			err = fmt.Errorf("%s\n(use `-f` to force submit a pull request anyway)", err)
			utils.Check(err)
		}
	}

	var editor *github.Editor
	var title, body string

	baseTracking := base
	headTracking := head

	remote := gitRemoteForProject(baseProject)
	if remote != nil {
		baseTracking = fmt.Sprintf("%s/%s", remote.Name, base)
	}
	if remote == nil || !baseProject.SameAs(headProject) {
		remote = gitRemoteForProject(headProject)
	}
	if remote != nil {
		headTracking = fmt.Sprintf("%s/%s", remote.Name, head)
	}

	if flagPullRequestPush && remote == nil {
		utils.Check(fmt.Errorf("Can't find remote for %s", head))
	}

	if cmd.FlagPassed("message") {
		title, body = readMsg(flagPullRequestMessage)
	} else if cmd.FlagPassed("file") {
		title, body, editor, err = readMsgFromFile(flagPullRequestFile, flagPullRequestEdit, "PULLREQ", "pull request")
		utils.Check(err)
	} else if flagPullRequestIssue == "" {
		headForMessage := headTracking
		if flagPullRequestPush {
			headForMessage = head
		}

		message, err := createPullRequestMessage(baseTracking, headForMessage, fullBase, fullHead)
		utils.Check(err)

		editor, err = github.NewEditor("PULLREQ", "pull request", message)
		utils.Check(err)

		title, body, err = editor.EditTitleAndBody()
		utils.Check(err)
	}

	if title == "" && flagPullRequestIssue == "" {
		utils.Check(fmt.Errorf("Aborting due to empty pull request title"))
	}

	if flagPullRequestPush {
		if args.Noop {
			args.Before(fmt.Sprintf("Would push to %s/%s", remote.Name, head), "")
		} else {
			err = git.Spawn("push", "--set-upstream", remote.Name, fmt.Sprintf("HEAD:%s", head))
			utils.Check(err)
		}
	}

	var pullRequestURL string
	if args.Noop {
		args.Before(fmt.Sprintf("Would request a pull request to %s from %s", fullBase, fullHead), "")
		pullRequestURL = "PULL_REQUEST_URL"
	} else {
		params := map[string]interface{}{
			"base": base,
			"head": fullHead,
		}

		if title != "" {
			params["title"] = title
			if body != "" {
				params["body"] = body
			}
		} else {
			issueNum, _ := strconv.Atoi(flagPullRequestIssue)
			params["issue"] = issueNum
		}

		startedAt := time.Now()
		numRetries := 0
		retryDelay := 2
		retryAllowance := 0
		if flagPullRequestPush {
			if allowanceFromEnv := os.Getenv("HUB_RETRY_TIMEOUT"); allowanceFromEnv != "" {
				retryAllowance, err = strconv.Atoi(allowanceFromEnv)
				utils.Check(err)
			} else {
				retryAllowance = 9
			}
		}

		var pr *github.PullRequest
		for {
			pr, err = client.CreatePullRequest(baseProject, params)
			if err != nil && strings.Contains(err.Error(), `Invalid value for "head"`) {
				if retryAllowance > 0 {
					retryAllowance -= retryDelay
					time.Sleep(time.Duration(retryDelay) * time.Second)
					retryDelay += 1
					numRetries += 1
				} else {
					if numRetries > 0 {
						duration := time.Now().Sub(startedAt)
						err = fmt.Errorf("%s\nGiven up after retrying for %.1f seconds.", err, duration.Seconds())
					}
					break
				}
			} else {
				break
			}
		}

		if err == nil && editor != nil {
			defer editor.DeleteFile()
		}

		utils.Check(err)

		pullRequestURL = pr.HtmlUrl

		params = map[string]interface{}{}
		if len(flagPullRequestLabels) > 0 {
			params["labels"] = flagPullRequestLabels
		}
		if len(flagPullRequestAssignees) > 0 {
			params["assignees"] = flagPullRequestAssignees
		}
		if flagPullRequestMilestone > 0 {
			params["milestone"] = flagPullRequestMilestone
		}

		if len(params) > 0 {
			err = client.UpdateIssue(baseProject, pr.Number, params)
			utils.Check(err)
		}
	}

	if flagPullRequestIssue != "" {
		ui.Errorln("Warning: Issue to pull request conversion is deprecated and might not work in the future.")
	}

	args.NoForward()
	printBrowseOrCopy(args, pullRequestURL, flagPullRequestBrowse, flagPullRequestCopy)
}