func checkForDirtyState(dep dependency.Dependency) error {
repoPath := dep.FullPath(GOPATH)
if _, err := os.Stat(repoPath); os.IsNotExist(err) {
return nil
}
repo, err := repository.New(repoPath, command_runner.New(false))
if err != nil {
fatal(err)
}
statusOut, err := repo.Status()
if err != nil {
fatal(err)
}
if len(statusOut) != 0 {
return DirtyState{
Output: statusOut,
}
}
currentStatus := getDependencyStatus(dep)
if currentStatus != nil {
if !currentStatus.VersionMatches {
return VersionMismatch{
Expected: dep.Version,
Status: *currentStatus,
}
}
}
return nil
}
func (s *Set) UnmarshalText(text []byte) error {
lines := bufio.NewScanner(bytes.NewReader(text))
for lines.Scan() {
words := bufio.NewScanner(bytes.NewReader(lines.Bytes()))
words.Split(bufio.ScanWords)
count := 0
dep := dependency.Dependency{}
for words.Scan() {
if strings.HasPrefix(words.Text(), "#") {
break
}
if count == 0 {
dep.Path = words.Text()
} else if count == 1 {
if words.Text() == "*" {
dep.BleedingEdge = true
} else {
dep.Version = words.Text()
}
} else if count == 2 {
dep.Tags = strings.Split(words.Text(), ",")
}
count++
}
if count == 0 {
// blank line
continue
}
if count == 1 {
return MissingVersionError{dep.Path}
}
// check for dupes
for _, existing := range s.Dependencies {
if strings.HasPrefix(dep.Path+"/", existing.Path+"/") {
return DuplicateDependencyError{existing, dep}
}
if strings.HasPrefix(existing.Path+"/", dep.Path+"/") {
return DuplicateDependencyError{existing, dep}
}
}
s.Dependencies = append(s.Dependencies, dep)
}
return nil
}
func findCurrentVersion(dep dependency.Dependency) string {
repoPath := dep.FullPath(GOPATH)
repo, err := repository.New(repoPath, command_runner.New(false))
if err != nil {
return ""
}
currentVersion, err := repo.CurrentVersion()
if err != nil {
return ""
}
return currentVersion
}
func getDependencyStatus(dep dependency.Dependency) *DependencyStatus {
repoPath := dep.FullPath(GOPATH)
repo, err := repository.New(repoPath, command_runner.New(false))
if err != nil {
return nil
}
status := &DependencyStatus{}
status.CurrentVersion = findCurrentVersion(dep)
status.VersionMatches = status.CurrentVersion == dep.Version
if status.VersionMatches {
return status
}
newer := true
logOutput, err := repo.Log(dep.Version, status.CurrentVersion)
// git or hg with both refs will show empty if newer..older
if len(logOutput) == 0 {
newer = false
}
// either bazaar, or dep.Version is not fetched
if err != nil {
newer = false
}
if newer {
status.DeltaLog = logOutput
status.Delta = len(strings.Split(status.DeltaLog, "\n")) - 1
} else {
logOutput, _ := repo.Log(status.CurrentVersion, dep.Version)
status.DeltaLog = logOutput
status.Delta = -(len(strings.Split(status.DeltaLog, "\n")) - 1)
}
return status
}
package dependency_test
import (
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
dependency_package "github.com/vito/gocart/dependency"
)
var _ = Describe("Dependency", func() {
var dependency dependency_package.Dependency
BeforeEach(func() {
dependency = dependency_package.Dependency{
Path: "github.com/xoebus/kingpin",
Version: "master",
}
})
Describe("Stringer interface", func() {
It("returns the string as it would appear in a Cartridge", func() {
Expect(dependency.String()).To(Equal("github.com/xoebus/kingpin\tmaster"))
})
})
Describe("the full path of the dependency", func() {
It("prepends the passed in root path", func() {
Expect(dependency.FullPath("/tmp")).To(Equal("/tmp/src/github.com/xoebus/kingpin"))
})
})
})
func (f *Fetcher) Fetch(dep dependency.Dependency) (dependency.Dependency, error) {
var goGet *exec.Cmd
repoPath := dep.FullPath(f.gopath)
lockDown := true
updateRepo := false
if dep.BleedingEdge {
// update the repo only if bleeding-edge and repo is clean
if _, err := os.Stat(repoPath); err == nil {
lockDown = false
repo, err := repository.New(repoPath, f.runner)
if err != nil {
return dependency.Dependency{}, err
}
statusOut, err := repo.Status()
if err != nil {
return dependency.Dependency{}, err
}
if len(statusOut) == 0 {
updateRepo = true
}
}
}
if updateRepo {
goGet = exec.Command("go", "get", "-u", "-d", "-v", dep.Path)
} else {
goGet = exec.Command("go", "get", "-d", "-v", dep.Path)
}
err := f.runner.Run(goGet)
if err != nil {
return dependency.Dependency{}, err
}
repo, err := repository.New(repoPath, f.runner)
if err != nil {
return dependency.Dependency{}, err
}
if lockDown {
err := f.syncRepo(repo, dep.Version)
if err != nil {
return dependency.Dependency{}, err
}
}
currentVersion, err := repo.CurrentVersion()
if err != nil {
return dependency.Dependency{}, err
}
dep.Version = currentVersion
fetched, found := f.fetchedDependencies[dep.Path]
if found {
if fetched.Version != dep.Version {
return dependency.Dependency{}, VersionConflictError{
Path: dep.Path,
VersionA: fetched.Version,
VersionB: dep.Version,
}
}
} else {
f.fetchedDependencies[dep.Path] = dep
}
return dep, nil
}
import (
"os"
"os/exec"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
"github.com/vito/gocart/command_runner/fake_command_runner"
. "github.com/vito/gocart/command_runner/fake_command_runner/matchers"
dependency_package "github.com/vito/gocart/dependency"
. "github.com/vito/gocart/fetcher"
"github.com/vito/gocart/gopath"
)
var _ = Describe("Fetcher", func() {
var dependency dependency_package.Dependency
var fetcher *Fetcher
var runner *fake_command_runner.FakeCommandRunner
BeforeEach(func() {
var err error
dependency = dependency_package.Dependency{
Path: "github.com/vito/gocart",
Version: "v1.2",
}
runner = fake_command_runner.New()
fetcher, err = New(runner)
Expect(err).ToNot(HaveOccurred())