From 83b8c0a9c04292433a8fafe784958a28939a5073 Mon Sep 17 00:00:00 2001
From: Vladimir Mihailenco <vladimir.webdev@gmail.com>
Date: Tue, 1 Dec 2015 16:28:41 +0200
Subject: [PATCH] Fix ZStore Weight type. Fixes #206.

---
 commands.go      | 12 ++++--------
 commands_test.go |  4 ++--
 2 files changed, 6 insertions(+), 10 deletions(-)

diff --git a/commands.go b/commands.go
index 2a7f7922..d3e27428 100644
--- a/commands.go
+++ b/commands.go
@@ -990,15 +990,15 @@ func (c *commandable) SUnionStore(destination string, keys ...string) *IntCmd {
 
 //------------------------------------------------------------------------------
 
-// Sorted set member.
+// Z represents sorted set member.
 type Z struct {
 	Score  float64
 	Member interface{}
 }
 
-// Sorted set store operation.
+// ZStore is used as an arg to ZInterStore and ZUnionStore.
 type ZStore struct {
-	Weights []int64
+	Weights []float64
 	// Can be SUM, MIN or MAX.
 	Aggregate string
 }
@@ -1113,11 +1113,7 @@ func (c *commandable) ZIncrBy(key string, increment float64, member string) *Flo
 	return cmd
 }
 
-func (c *commandable) ZInterStore(
-	destination string,
-	store ZStore,
-	keys ...string,
-) *IntCmd {
+func (c *commandable) ZInterStore(destination string, store ZStore, keys ...string) *IntCmd {
 	args := make([]interface{}, 3+len(keys))
 	args[0] = "ZINTERSTORE"
 	args[1] = destination
diff --git a/commands_test.go b/commands_test.go
index 4e3488dd..327cc264 100644
--- a/commands_test.go
+++ b/commands_test.go
@@ -2082,7 +2082,7 @@ var _ = Describe("Commands", func() {
 			Expect(zAdd.Err()).NotTo(HaveOccurred())
 
 			zInterStore := client.ZInterStore(
-				"out", redis.ZStore{Weights: []int64{2, 3}}, "zset1", "zset2")
+				"out", redis.ZStore{Weights: []float64{2, 3}}, "zset1", "zset2")
 			Expect(zInterStore.Err()).NotTo(HaveOccurred())
 			Expect(zInterStore.Val()).To(Equal(int64(2)))
 
@@ -2479,7 +2479,7 @@ var _ = Describe("Commands", func() {
 			Expect(zAdd.Err()).NotTo(HaveOccurred())
 
 			zUnionStore := client.ZUnionStore(
-				"out", redis.ZStore{Weights: []int64{2, 3}}, "zset1", "zset2")
+				"out", redis.ZStore{Weights: []float64{2, 3}}, "zset1", "zset2")
 			Expect(zUnionStore.Err()).NotTo(HaveOccurred())
 			Expect(zUnionStore.Val()).To(Equal(int64(3)))