callers

callers.go

func MyCallers() []string {
	// we get the callers as uintptrs
	fpcs := make([]uintptr, 1024)

	n := runtime.Callers(-1, fpcs)
	if n == 0 {
		return []string{"I don't know your caller! What the heck.."}
	}
	
	var callers []string
	for _, c := range fpcs {
		// get the info of the actual function that's in the pointer
		fun := runtime.FuncForPC(c-1)
		if fun == nil {
			// we're done
			break
		}
		callers = append(callers, fun.Name()+"\n")
	}

	return callers
}