From 5e5a540eb124a8994ad7302b741e89f1a1f2ef4b Mon Sep 17 00:00:00 2001
From: Vladimir Mihailenco <vladimir.webdev@gmail.com>
Date: Sat, 9 Apr 2016 11:01:33 +0300
Subject: [PATCH] Accept interface{} in Eval. Fixes #243.

---
 commands.go     |  4 ++--
 example_test.go |  4 ++--
 script.go       | 18 +++++++++---------
 3 files changed, 13 insertions(+), 13 deletions(-)

diff --git a/commands.go b/commands.go
index c5235346..dc6dd08f 100644
--- a/commands.go
+++ b/commands.go
@@ -1543,7 +1543,7 @@ func (c *commandable) Time() *StringSliceCmd {
 
 //------------------------------------------------------------------------------
 
-func (c *commandable) Eval(script string, keys []string, args []string) *Cmd {
+func (c *commandable) Eval(script string, keys []string, args ...interface{}) *Cmd {
 	cmdArgs := make([]interface{}, 3+len(keys)+len(args))
 	cmdArgs[0] = "EVAL"
 	cmdArgs[1] = script
@@ -1563,7 +1563,7 @@ func (c *commandable) Eval(script string, keys []string, args []string) *Cmd {
 	return cmd
 }
 
-func (c *commandable) EvalSha(sha1 string, keys []string, args []string) *Cmd {
+func (c *commandable) EvalSha(sha1 string, keys []string, args ...interface{}) *Cmd {
 	cmdArgs := make([]interface{}, 3+len(keys)+len(args))
 	cmdArgs[0] = "EVALSHA"
 	cmdArgs[1] = sha1
diff --git a/example_test.go b/example_test.go
index 33800228..587ef78a 100644
--- a/example_test.go
+++ b/example_test.go
@@ -288,7 +288,7 @@ func ExampleScript() {
 		return false
 	`)
 
-	n, err := IncrByXX.Run(client, []string{"xx_counter"}, []string{"2"}).Result()
+	n, err := IncrByXX.Run(client, []string{"xx_counter"}, 2).Result()
 	fmt.Println(n, err)
 
 	err = client.Set("xx_counter", "40", 0).Err()
@@ -296,7 +296,7 @@ func ExampleScript() {
 		panic(err)
 	}
 
-	n, err = IncrByXX.Run(client, []string{"xx_counter"}, []string{"2"}).Result()
+	n, err = IncrByXX.Run(client, []string{"xx_counter"}, 2).Result()
 	fmt.Println(n, err)
 
 	// Output: <nil> redis: nil
diff --git a/script.go b/script.go
index 3f22f469..c5fc1d2b 100644
--- a/script.go
+++ b/script.go
@@ -8,8 +8,8 @@ import (
 )
 
 type scripter interface {
-	Eval(script string, keys []string, args []string) *Cmd
-	EvalSha(sha1 string, keys []string, args []string) *Cmd
+	Eval(script string, keys []string, args ...interface{}) *Cmd
+	EvalSha(sha1 string, keys []string, args ...interface{}) *Cmd
 	ScriptExists(scripts ...string) *BoolSliceCmd
 	ScriptLoad(script string) *StringCmd
 }
@@ -35,18 +35,18 @@ func (s *Script) Exists(c scripter) *BoolSliceCmd {
 	return c.ScriptExists(s.src)
 }
 
-func (s *Script) Eval(c scripter, keys []string, args []string) *Cmd {
-	return c.Eval(s.src, keys, args)
+func (s *Script) Eval(c scripter, keys []string, args ...interface{}) *Cmd {
+	return c.Eval(s.src, keys, args...)
 }
 
-func (s *Script) EvalSha(c scripter, keys []string, args []string) *Cmd {
-	return c.EvalSha(s.hash, keys, args)
+func (s *Script) EvalSha(c scripter, keys []string, args ...interface{}) *Cmd {
+	return c.EvalSha(s.hash, keys, args...)
 }
 
-func (s *Script) Run(c scripter, keys []string, args []string) *Cmd {
-	r := s.EvalSha(c, keys, args)
+func (s *Script) Run(c scripter, keys []string, args ...interface{}) *Cmd {
+	r := s.EvalSha(c, keys, args...)
 	if err := r.Err(); err != nil && strings.HasPrefix(err.Error(), "NOSCRIPT ") {
-		return s.Eval(c, keys, args)
+		return s.Eval(c, keys, args...)
 	}
 	return r
 }