func goroutine(client service.Client, args ...string) error {
switch len(args) {
case 0:
return printscope(client)
case 1:
gid, err := strconv.Atoi(args[0])
if err != nil {
return err
}
oldState, err := client.GetState()
if err != nil {
return err
}
newState, err := client.SwitchGoroutine(gid)
if err != nil {
return err
}
fmt.Printf("Switched from %d to %d (thread %d)\n", oldState.SelectedGoroutine.ID, gid, newState.CurrentThread.ID)
return nil
default:
return scopePrefix(client, "goroutine", args...)
}
}
func thread(client service.Client, args ...string) error {
if len(args) == 0 {
return fmt.Errorf("you must specify a thread")
}
tid, err := strconv.Atoi(args[0])
if err != nil {
return err
}
oldState, err := client.GetState()
if err != nil {
return err
}
newState, err := client.SwitchThread(tid)
if err != nil {
return err
}
oldThread := "<none>"
newThread := "<none>"
if oldState.CurrentThread != nil {
oldThread = strconv.Itoa(oldState.CurrentThread.ID)
}
if newState.CurrentThread != nil {
newThread = strconv.Itoa(newState.CurrentThread.ID)
}
fmt.Printf("Switched from %s to %s\n", oldThread, newThread)
return nil
}
func threads(client service.Client, args ...string) error {
threads, err := client.ListThreads()
if err != nil {
return err
}
state, err := client.GetState()
if err != nil {
return err
}
sort.Sort(byThreadID(threads))
for _, th := range threads {
prefix := " "
if state.CurrentThread != nil && state.CurrentThread.ID == th.ID {
prefix = "* "
}
if th.Function != nil {
fmt.Printf("%sThread %d at %#v %s:%d %s\n",
prefix, th.ID, th.PC, shortenFilePath(th.File),
th.Line, th.Function.Name)
} else {
fmt.Printf("%sThread %s\n", prefix, formatThread(th))
}
}
return nil
}
func printscope(client service.Client) error {
state, err := client.GetState()
if err != nil {
return err
}
fmt.Printf("Thread %s\nGoroutine %s\n", formatThread(state.CurrentThread), formatGoroutine(state.SelectedGoroutine))
return nil
}
func goroutines(client service.Client, args ...string) error {
state, err := client.GetState()
if err != nil {
return err
}
gs, err := client.ListGoroutines()
if err != nil {
return err
}
fmt.Printf("[%d goroutines]\n", len(gs))
for _, g := range gs {
prefix := " "
if g.ID == state.SelectedGoroutine.ID {
prefix = "* "
}
fmt.Printf("%sGoroutine %s\n", prefix, formatGoroutine(g))
}
return nil
}
func listCommand(client service.Client, args ...string) error {
if len(args) == 0 {
state, err := client.GetState()
if err != nil {
return err
}
printcontext(state)
return nil
}
locs, err := client.FindLocation(api.EvalScope{-1, 0}, args[0])
if err != nil {
return err
}
if len(locs) > 1 {
return debugger.AmbiguousLocationError{Location: args[0], CandidatesLocation: locs}
}
printfile(locs[0].File, locs[0].Line, false)
return nil
}