зеркало из https://github.com/mislav/hub.git
130 строки
3.1 KiB
Go
130 строки
3.1 KiB
Go
package commands
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import (
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"fmt"
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"github.com/github/hub/github"
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"github.com/github/hub/ui"
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"github.com/github/hub/utils"
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)
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var cmdFork = &Command{
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Run: fork,
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Usage: "fork [--no-remote] [--remote-name=<REMOTE>] [--org=<ORGANIZATION>]",
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Long: `Fork the current project on GitHub and add a git remote for it.
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## Options:
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--no-remote
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Skip adding a git remote for the fork.
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--org=<ORGANIZATION>
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Fork the repository within this organization.
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## Examples:
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$ hub fork
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[ repo forked on GitHub ]
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> git remote add -f USER git@github.com:USER/REPO.git
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$ hub fork --org=ORGANIZATION
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[ repo forked on Github into the ORGANIZATION organization]
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> git remote add -f ORGANIZATION git@github.com:ORGANIZATION/REPO.git
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## See also:
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hub-clone(1), hub(1)
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`,
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}
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var (
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flagForkNoRemote bool
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flagForkOrganization string
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flagForkRemoteName string
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)
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func init() {
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cmdFork.Flag.BoolVar(&flagForkNoRemote, "no-remote", false, "")
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cmdFork.Flag.StringVarP(&flagForkRemoteName, "remote-name", "", "", "REMOTE")
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cmdFork.Flag.StringVarP(&flagForkOrganization, "org", "", "", "ORGANIZATION")
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CmdRunner.Use(cmdFork)
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}
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func fork(cmd *Command, args *Args) {
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localRepo, err := github.LocalRepo()
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utils.Check(err)
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project, err := localRepo.MainProject()
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utils.Check(err)
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config := github.CurrentConfig()
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host, err := config.PromptForHost(project.Host)
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utils.Check(github.FormatError("forking repository", err))
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originRemote, err := localRepo.MainRemote()
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utils.Check(err)
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params := map[string]interface{}{}
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forkOwner := host.User
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if flagForkOrganization != "" {
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forkOwner = flagForkOrganization
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params["organization"] = forkOwner
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}
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forkProject := github.NewProject(forkOwner, project.Name, project.Host)
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var newRemoteName string
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if flagForkRemoteName != "" {
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newRemoteName = flagForkRemoteName
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} else {
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newRemoteName = forkProject.Owner
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}
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client := github.NewClient(project.Host)
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existingRepo, err := client.Repository(forkProject)
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if err == nil {
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var parentURL *github.URL
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if parent := existingRepo.Parent; parent != nil {
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parentURL, _ = github.ParseURL(parent.HTMLURL)
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}
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if parentURL == nil || !project.SameAs(parentURL.Project) {
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err = fmt.Errorf("Error creating fork: %s already exists on %s",
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forkProject, forkProject.Host)
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utils.Check(err)
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}
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} else {
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if !args.Noop {
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newRepo, err := client.ForkRepository(project, params)
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utils.Check(err)
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forkProject.Owner = newRepo.Owner.Login
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forkProject.Name = newRepo.Name
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}
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}
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args.NoForward()
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if !flagForkNoRemote {
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originURL := originRemote.URL.String()
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url := forkProject.GitURL("", "", true)
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// Check to see if the remote already exists and points to the fork.
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currentRemote, err := localRepo.RemoteByName(newRemoteName)
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if err == nil {
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currentProject, err := currentRemote.Project()
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if err == nil {
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if currentProject.SameAs(forkProject){
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ui.Printf("existing remote: %s\n", newRemoteName)
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return
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}
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}
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}
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args.Before("git", "remote", "add", "-f", newRemoteName, originURL)
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args.Before("git", "remote", "set-url", newRemoteName, url)
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args.AfterFn(func() error {
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ui.Printf("new remote: %s\n", newRemoteName)
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return nil
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})
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}
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}
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