stacktrace.go

const maxStackLength = 10
const skipCallers = 5

func stacktrace() string {
	stackBuf := make([]uintptr, maxStackLength)
	length := runtime.Callers(skipCallers, stackBuf[:])
	stack := stackBuf[:length]

	trace := ""
	frames := runtime.CallersFrames(stack)
	for {
		frame, more := frames.Next()
		if strings.Contains(frame.File, "runtime/") || strings.Contains(frame.File, "vendor/") {
			continue
		}
		pwd, _ := os.Getwd()
		trace = trace + fmt.Sprintf("\n\tFile: %s Line: %d. Function: %s", strings.TrimPrefix(frame.File, pwd+"/"), frame.Line, frame.Function)
		if !more {
			break
		}
	}
	return trace
}