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Refactor: use FindGoroutine

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Use proc.(*Process).FindGoroutine in proc.(*Process).SwitchGoroutine and
debugger.(*Debugger).Stacktrace. That method did not exist when those
were originally written.
This commit is contained in:
aarzilli 2015-09-20 08:45:45 +02:00 committed by Derek Parker
parent a6391c1f76
commit 5ba0435382
2 changed files with 20 additions and 40 deletions
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19
proc/proc.go
View File

@ -428,20 +428,19 @@ func (dbp *Process) SwitchThread(tid int) error {
// Change from current thread to the thread running the specified goroutine
func (dbp *Process) SwitchGoroutine(gid int) error {
gs, err := dbp.GoroutinesInfo()
g, err := dbp.FindGoroutine(gid)
if err != nil {
return err
}
for _, g := range gs {
if g.Id == gid {
if g.thread != nil {
return dbp.SwitchThread(g.thread.Id)
}
dbp.SelectedGoroutine = g
return nil
}
if g == nil {
// user specified -1 and SelectedGoroutine is nil
return nil
}
return fmt.Errorf("could not find goroutine %d", gid)
if g.thread != nil {
return dbp.SwitchThread(g.thread.Id)
}
dbp.SelectedGoroutine = g
return nil
}
// Returns an array of G structures representing the information

41
service/debugger/debugger.go
View File

@ -456,38 +456,19 @@ func (d *Debugger) Goroutines() ([]*api.Goroutine, error) {
func (d *Debugger) Stacktrace(goroutineId, depth int, full bool) ([]api.Stackframe, error) {
var rawlocs []proc.Stackframe
var err error
if goroutineId < 0 {
if d.process.SelectedGoroutine != nil {
rawlocs, err = d.process.GoroutineStacktrace(d.process.SelectedGoroutine, depth)
if err != nil {
return nil, err
}
} else {
rawlocs, err = d.process.CurrentThread.Stacktrace(depth)
if err != nil {
return nil, err
}
}
g, err := d.process.FindGoroutine(goroutineId)
if err != nil {
return nil, err
}
if g == nil {
rawlocs, err = d.process.CurrentThread.Stacktrace(depth)
} else {
gs, err := d.process.GoroutinesInfo()
if err != nil {
return nil, err
}
for _, g := range gs {
if g.Id == goroutineId {
rawlocs, err = d.process.GoroutineStacktrace(g, depth)
if err != nil {
return nil, err
}
break
}
}
if rawlocs == nil {
return nil, fmt.Errorf("Unknown goroutine id %d\n", goroutineId)
}
rawlocs, err = d.process.GoroutineStacktrace(g, depth)
}
if err != nil {
return nil, err
}
return d.convertStacktrace(rawlocs, full)