diff options
Diffstat (limited to 'vendor/golang.org/x/net/trace/events.go')
| -rw-r--r-- | vendor/golang.org/x/net/trace/events.go | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/vendor/golang.org/x/net/trace/events.go b/vendor/golang.org/x/net/trace/events.go index e66c7e3..d8daec1 100644 --- a/vendor/golang.org/x/net/trace/events.go +++ b/vendor/golang.org/x/net/trace/events.go @@ -21,11 +21,6 @@ import ( "time" ) -var eventsTmpl = template.Must(template.New("events").Funcs(template.FuncMap{ - "elapsed": elapsed, - "trimSpace": strings.TrimSpace, -}).Parse(eventsHTML)) - const maxEventsPerLog = 100 type bucket struct { @@ -101,7 +96,7 @@ func RenderEvents(w http.ResponseWriter, req *http.Request, sensitive bool) { famMu.RLock() defer famMu.RUnlock() - if err := eventsTmpl.Execute(w, data); err != nil { + if err := eventsTmpl().Execute(w, data); err != nil { log.Printf("net/trace: Failed executing template: %v", err) } } @@ -421,6 +416,19 @@ func freeEventLog(el *eventLog) { } } +var eventsTmplCache *template.Template +var eventsTmplOnce sync.Once + +func eventsTmpl() *template.Template { + eventsTmplOnce.Do(func() { + eventsTmplCache = template.Must(template.New("events").Funcs(template.FuncMap{ + "elapsed": elapsed, + "trimSpace": strings.TrimSpace, + }).Parse(eventsHTML)) + }) + return eventsTmplCache +} + const eventsHTML = ` <html> <head> |