From 7acec74c599074e0a8e21e1b6aeb6ee80f442ab4 Mon Sep 17 00:00:00 2001
From: Evan Goldschmidt <evan.goldschmidt@gmail.com>
Date: Mon, 5 Mar 2018 00:54:11 -0800
Subject: [PATCH] Script: Fix `Exists` to use hash instead of source (#726)

`SCRIPT EXISTS` accepts a hash, not the raw source: https://redis.io/commands/script-exists
---
 commands.go | 10 +++++-----
 script.go   |  4 ++--
 2 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/commands.go b/commands.go
index 175cd851..6609a74f 100644
--- a/commands.go
+++ b/commands.go
@@ -214,7 +214,7 @@ type Cmdable interface {
 	Time() *TimeCmd
 	Eval(script string, keys []string, args ...interface{}) *Cmd
 	EvalSha(sha1 string, keys []string, args ...interface{}) *Cmd
-	ScriptExists(scripts ...string) *BoolSliceCmd
+	ScriptExists(hashes ...string) *BoolSliceCmd
 	ScriptFlush() *StatusCmd
 	ScriptKill() *StatusCmd
 	ScriptLoad(script string) *StringCmd
@@ -1884,12 +1884,12 @@ func (c *cmdable) EvalSha(sha1 string, keys []string, args ...interface{}) *Cmd
 	return cmd
 }
 
-func (c *cmdable) ScriptExists(scripts ...string) *BoolSliceCmd {
-	args := make([]interface{}, 2+len(scripts))
+func (c *cmdable) ScriptExists(hashes ...string) *BoolSliceCmd {
+	args := make([]interface{}, 2+len(hashes))
 	args[0] = "script"
 	args[1] = "exists"
-	for i, script := range scripts {
-		args[2+i] = script
+	for i, hash := range hashes {
+		args[2+i] = hash
 	}
 	cmd := NewBoolSliceCmd(args...)
 	c.process(cmd)
diff --git a/script.go b/script.go
index 74135f5a..09f36d93 100644
--- a/script.go
+++ b/script.go
@@ -10,7 +10,7 @@ import (
 type scripter interface {
 	Eval(script string, keys []string, args ...interface{}) *Cmd
 	EvalSha(sha1 string, keys []string, args ...interface{}) *Cmd
-	ScriptExists(scripts ...string) *BoolSliceCmd
+	ScriptExists(hashes ...string) *BoolSliceCmd
 	ScriptLoad(script string) *StringCmd
 }
 
@@ -40,7 +40,7 @@ func (s *Script) Load(c scripter) *StringCmd {
 }
 
 func (s *Script) Exists(c scripter) *BoolSliceCmd {
-	return c.ScriptExists(s.src)
+	return c.ScriptExists(s.hash)
 }
 
 func (s *Script) Eval(c scripter, keys []string, args ...interface{}) *Cmd {