diff options
Diffstat (limited to 'modes.go')
| -rw-r--r-- | modes.go | 20 |
1 files changed, 20 insertions, 0 deletions
@@ -9,6 +9,7 @@ import ( "github.com/ewy1/pik/run" "github.com/ewy1/pik/spool" "os" + "path/filepath" "runtime" "runtime/pprof" ) @@ -43,6 +44,8 @@ func (m ModeMap[T]) Traverse(then func(in T) error) error { var profileFd *os.File +var UnknownShellError = errors.New("$SHELL not set or empty") + // statelessModes are program modes which do not require state to operate. // like --version and --completion var statelessModes = ModeMap[func() error]{ @@ -50,6 +53,14 @@ var statelessModes = ModeMap[func() error]{ _, err := spool.Print("%s\n", version) return err }, + flags.InstallCompletion: func() error { + sh := os.Getenv("SHELL") + if sh == "" { + return UnknownShellError + } + _, sh = filepath.Split(sh) + return completion.Add(sh) + }, flags.Completion: func() error { return completion.Echo() }, @@ -68,15 +79,24 @@ var statelessModes = ModeMap[func() error]{ }, } +var NoTargetsError = errors.New("no targets or sources to list") + // statefulModes are program modes which require a built state to be executed var statefulModes = ModeMap[func(st *model.State) error]{ flags.List: func(st *model.State) error { + count := 0 for _, s := range st.Sources { + count++ _, _ = spool.Print("%v", s.Label()+paths.Ifs) for _, t := range s.Targets { _, _ = spool.Print("%v", t.ShortestId()+paths.Ifs) + count++ } } + + if count == 0 { + return NoTargetsError + } return nil }, } |