From 38e3e9376ac836c7f20d4a5921d31e28ebd2536a Mon Sep 17 00:00:00 2001
From: Vishnu Raveendranthan <vishnu.raveendranathan@gmail.com>
Date: Sun, 13 Jun 2021 23:03:08 +0530
Subject: [PATCH] using the latest Shuffle function of rand package

Updated the Script to use the Shuffle function from rand package
---
 code/cards/deck.go | 10 ++--------
 1 file changed, 2 insertions(+), 8 deletions(-)

diff --git a/code/cards/deck.go b/code/cards/deck.go
index 3243ae1..4c7d851 100644
--- a/code/cards/deck.go
+++ b/code/cards/deck.go
@@ -60,12 +60,6 @@ func newDeckFromFile(filename string) deck {
 }
 
 func (d deck) shuffle() {
-	source := rand.NewSource(time.Now().UnixNano())
-	r := rand.New(source)
-
-	for i := range d {
-		newPosition := r.Intn(len(d) - 1)
-
-		d[i], d[newPosition] = d[newPosition], d[i]
-	}
+	rand.Seed(time.Now().UnixNano())
+	rand.Shuffle(len(d), func(i, j int) { d[i], d[j] = d[j], d[i] })
 }