hybridgroup.gobot/utils.go

69 lines
1.1 KiB
Go

package gobot
import (
"encoding/json"
"math/rand"
"net"
"reflect"
"time"
)
func Every(t string, f func()) {
dur := parseDuration(t)
go func() {
for {
time.Sleep(dur)
go f()
}
}()
}
func After(t string, f func()) {
dur := parseDuration(t)
go func() {
time.Sleep(dur)
f()
}()
}
func parseDuration(t string) time.Duration {
dur, err := time.ParseDuration(t)
if err != nil {
panic(err)
}
return dur
}
func Rand(max int) int {
rand.Seed(time.Now().UTC().UnixNano())
return rand.Intn(max)
}
func On(cs chan interface{}) interface{} {
for s := range cs {
return s
}
return nil
}
func ConnectTo(port string) net.Conn {
tcpPort, err := net.Dial("tcp", port)
if err != nil {
panic(err)
}
return tcpPort
}
func Call(thing interface{}, method string, params ...interface{}) []reflect.Value {
in := make([]reflect.Value, len(params))
for k, param := range params {
in[k] = reflect.ValueOf(param)
}
return reflect.ValueOf(thing).MethodByName(method).Call(in)
}
func toJson(obj interface{}) string {
b, _ := json.Marshal(obj)
return string(b)
}