package ants import "sync/atomic" type Worker struct { pool *Pool task chan f exit chan sig } func (w *Worker) run() { go func() { for { select { case f := <-w.task: f() w.pool.workers <- w case <-w.exit: atomic.AddInt32(&w.pool.length, -1) return } } }() } func (w *Worker) stop() { w.exit <- sig{} } func (w *Worker) sendTask(task f) { w.task <- task }