Update README to enable syntax highlighting

README.md

@@ -25,6 +25,7 @@ Getting started
 
 Let's start with connecting to Redis using TCP:
 
+```go
 password := ""  // no password set
 db := int64(-1) // use default DB
 client := redis.NewTCPClient("localhost:6379", password, db)
@@ -33,18 +34,20 @@ Let's start with connecting to Redis using TCP:
 ping := client.Ping()
 fmt.Println(ping.Err(), ping.Val())
 // Output: <nil> PONG
-
+```
 or using Unix socket:
 
+```go
 client := redis.NewUnixClient("/tmp/redis.sock", "", -1)
 defer client.Close()
 
 ping := client.Ping()
 fmt.Println(ping.Err(), ping.Val())
 // Output: <nil> PONG
-
+```
 Then we can start sending commands:
 
+```go
 set := client.Set("foo", "bar")
 fmt.Println(set.Err(), set.Val())
 
@@ -53,9 +56,11 @@ Then we can start sending commands:
 
 // Output: <nil> OK
 // <nil> bar
+```
 
 We can also pipeline two commands together:
 
+```go
 var set *redis.StatusReq
 var get *redis.StringReq
 reqs, err := client.Pipelined(func(c *redis.PipelineClient) {
@@ -68,9 +73,10 @@ We can also pipeline two commands together:
 // Output: <nil> [SET key1 hello1: OK GET key2: (nil)]
 // SET key1 hello1: OK
 // GET key2: (nil)
-
+```
 or:
 
+```go
 var set *redis.StatusReq
 var get *redis.StringReq
 reqs, err := client.Pipelined(func(c *redis.PipelineClient) {
@@ -83,9 +89,11 @@ or:
 // Output: <nil> [SET key1 hello1 GET key2]
 // SET key1 hello1
 // GET key2
+```
 
 We can also send several commands in transaction:
 
+```go
 func transaction(multi *redis.MultiClient) ([]redis.Req, error) {
     get := multi.Get("key")
     if err := get.Err(); err != nil && err != redis.Nil {
@@ -115,9 +123,11 @@ We can also send several commands in transaction:
 fmt.Println(err, reqs)
 
 // Output: <nil> [SET key 1: OK]
+```
 
 To subscribe to the channel:
 
+```go
 pubsub, err := client.PubSubClient()
 defer pubsub.Close()
 
@@ -135,9 +145,11 @@ To subscribe to the channel:
 
 // Output: <nil> subscribe
 // <nil> hello
+```
 
 You can also write custom commands:
 
+```go
 func Get(client *redis.Client, key string) *redis.StringReq {
     req := redis.NewStringReq("GET", key)
     client.Process(req)
@@ -147,10 +159,13 @@ You can also write custom commands:
 get := Get(client, "key_does_not_exist")
 fmt.Println(get.Err(), get.Val())
 // Output: (nil)
+```
 
 Client uses connection pool to send commands. You can change maximum number of connections with:
 
+```go
 client.ConnPool.(*redis.MultiConnPool).MaxCap = 1
+```
 
 Look and feel
 -------------