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Add update command

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This commit is contained in:
Frederic Branczyk 2018-06-29 14:29:48 +02:00
parent 74c4caa0cf
commit 35b10d3381
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GPG key ID: 7741A52782A90069
2 changed files with 44 additions and 0 deletions
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3
README.md
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@ -36,5 +36,8 @@ Commands:
install [<packages>...]
Install all dependencies or install specific ones
update
Update all dependencies.
```

41
cmd/jb/main.go
View file

@ -35,6 +35,7 @@ import (
const (
installActionName = "install"
updateActionName = "update"
initActionName = "init"
basePath = ".jsonnetpkg"
srcDirName = "src"
@ -76,6 +77,8 @@ func Main() int {
installCmd := a.Command(installActionName, "Install all dependencies or install specific ones")
installCmdURLs := installCmd.Arg("packages", "URLs to package to install").URLList()
updateCmd := a.Command(updateActionName, "Update all dependencies.")
command, err := a.Parse(os.Args[1:])
if err != nil {
fmt.Fprintln(os.Stderr, errors.Wrapf(err, "Error parsing commandline arguments"))
@ -88,6 +91,8 @@ func Main() int {
return initCommand()
case installCmd.FullCommand():
return installCommand(cfg.JsonnetHome, *installCmdURLs...)
case updateCmd.FullCommand():
return updateCommand(cfg.JsonnetHome)
default:
installCommand(cfg.JsonnetHome)
}
@ -318,3 +323,39 @@ func installCommand(jsonnetHome string, urls ...*url.URL) int {
return 0
}
func updateCommand(jsonnetHome string, urls ...*url.URL) int {
jsonnetfile := pkg.JsonnetFile
m, err := pkg.LoadJsonnetfile(jsonnetfile)
if err != nil {
kingpin.Fatalf("failed to load jsonnetfile: %v", err)
return 1
}
err = os.MkdirAll(jsonnetHome, os.ModePerm)
if err != nil {
kingpin.Fatalf("failed to create jsonnet home path: %v", err)
return 3
}
lock, err := pkg.Install(context.TODO(), jsonnetfile, m, jsonnetHome)
if err != nil {
kingpin.Fatalf("failed to install: %v", err)
return 3
}
b, err := json.MarshalIndent(lock, "", " ")
if err != nil {
kingpin.Fatalf("failed to encode jsonnet file: %v", err)
return 3
}
err = ioutil.WriteFile(pkg.JsonnetLockFile, b, 0644)
if err != nil {
kingpin.Fatalf("failed to write lock file: %v", err)
return 3
}
return 0
}