mirror of https://github.com/pocke/goevent.git
44 lines
539 B
Go
44 lines
539 B
Go
|
package pfs
|
||
|
|
|
||
|
|
import (
|
||
|
|
"fmt"
|
||
|
|
"reflect"
|
||
|
|
"sync"
|
||
|
|
)
|
||
|
|
|
||
|
|
type PSF struct {
|
||
|
|
mu *sync.RWMutex
|
||
|
|
// events are listener functions.
|
||
|
|
events []reflect.Value
|
||
|
|
}
|
||
|
|
|
||
|
|
func (p *PSF) Pub() {
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
func (p *PSF) Sub(f interface{}) error {
|
||
|
|
p.mu.Lock()
|
||
|
|
defer p.mu.Unlock()
|
||
|
|
|
||
|
|
fn := reflect.ValueOf(f)
|
||
|
|
|
||
|
|
if reflect.Func != fn.Kind() {
|
||
|
|
return fmt.Errorf("Argument should be a function")
|
||
|
|
}
|
||
|
|
|
||
|
|
if len(p.events) != 0 {
|
||
|
|
// TODO: check fn arguments
|
||
|
|
}
|
||
|
|
|
||
|
|
p.events = append(p.events, fn)
|
||
|
|
return nil
|
||
|
|
}
|
||
|
|
|
||
|
|
func (p *PSF) Off() {
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
func (p *PSF) Filter(func() bool) {
|
||
|
|
|
||
|
|
}
|