Use resettable sync.Once instead of reassignment

irc/client.go

@@ -6,6 +6,8 @@ import (
 	"net"
 	"strings"
 	"sync"
+
+	"github.com/khlieng/dispatch/Godeps/_workspace/src/github.com/matryer/resync"
 )
 
 type Client struct {
@@ -29,7 +31,7 @@ type Client struct {
 	quit      chan struct{}
 	reconnect chan struct{}
 	ready     sync.WaitGroup
-	once      sync.Once
+	once      resync.Once
 	lock      sync.Mutex
 }
 

irc/conn.go

@@ -6,7 +6,6 @@ import (
 	"fmt"
 	"net"
 	"strings"
-	"sync"
 	"time"
 )
 
@@ -107,7 +106,7 @@ func (c *Client) run() {
 
 		case <-c.reconnect:
 			c.reconnect = make(chan struct{})
-			c.once = sync.Once{}
+			c.once.Reset()
 			c.tryConnect()
 		}
 	}