Merge pull request from go-redis/fix/better-script-example

Better Script example.
This commit is contained in:
Vladimir Mihailenco 2015-06-16 12:27:43 +03:00
commit e1116afab6
2 changed files with 17 additions and 16 deletions

View File

@ -7,6 +7,7 @@ Supports:
- [Pub/Sub](http://godoc.org/gopkg.in/redis.v3#PubSub). - [Pub/Sub](http://godoc.org/gopkg.in/redis.v3#PubSub).
- [Transactions](http://godoc.org/gopkg.in/redis.v3#Multi). - [Transactions](http://godoc.org/gopkg.in/redis.v3#Multi).
- [Pipelining](http://godoc.org/gopkg.in/redis.v3#Client.Pipeline). - [Pipelining](http://godoc.org/gopkg.in/redis.v3#Client.Pipeline).
- [Scripting](http://godoc.org/gopkg.in/redis.v3#Script).
- [Timeouts](http://godoc.org/gopkg.in/redis.v3#Options). - [Timeouts](http://godoc.org/gopkg.in/redis.v3#Options).
- [Redis Sentinel](http://godoc.org/gopkg.in/redis.v3#NewFailoverClient). - [Redis Sentinel](http://godoc.org/gopkg.in/redis.v3#NewFailoverClient).
- [Redis Cluster](http://godoc.org/gopkg.in/redis.v3#NewClusterClient). - [Redis Cluster](http://godoc.org/gopkg.in/redis.v3#NewClusterClient).

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@ -204,26 +204,26 @@ func ExamplePubSub() {
} }
func ExampleScript() { func ExampleScript() {
setnx := redis.NewScript(` IncrByXX := redis.NewScript(`
if redis.call("get", KEYS[1]) == false then if redis.call("GET", KEYS[1]) ~= false then
redis.call("set", KEYS[1], ARGV[1]) return redis.call("INCRBY", KEYS[1], ARGV[1])
return 1
end end
return 0 return false
`) `)
v1, err := setnx.Run(client, []string{"keynx"}, []string{"foo"}).Result() n, err := IncrByXX.Run(client, []string{"xx_counter"}, []string{"2"}).Result()
fmt.Println(v1.(int64), err) fmt.Println(n, err)
v2, err := setnx.Run(client, []string{"keynx"}, []string{"bar"}).Result() err = client.Set("xx_counter", "40", 0).Err()
fmt.Println(v2.(int64), err) if err != nil {
panic(err)
}
get := client.Get("keynx") n, err = IncrByXX.Run(client, []string{"xx_counter"}, []string{"2"}).Result()
fmt.Println(get) fmt.Println(n, err)
// Output: 1 <nil> // Output: <nil> redis: nil
// 0 <nil> // 42 <nil>
// GET keynx: foo
} }
func Example_customCommand() { func Example_customCommand() {