From 669abce2d9eab964d2cfb9e89fbea64b0d7d6488 Mon Sep 17 00:00:00 2001
From: LIJINGBO <me@ljb.ink>
Date: Thu, 30 Sep 2021 16:03:22 +0800
Subject: [PATCH] Update colly.go

fix: CollectorOption Async useless parameter
---
 colly.go | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/colly.go b/colly.go
index 4f61f9d3..ff4c3b49 100644
--- a/colly.go
+++ b/colly.go
@@ -379,7 +379,11 @@ func ID(id uint32) CollectorOption {
 // Async turns on asynchronous network requests.
 func Async(a ...bool) CollectorOption {
 	return func(c *Collector) {
-		c.Async = true
+		if len(a) > 0 {
+			c.Async = a[0]
+		} else {
+			c.Async = true
+		}
 	}
 }