/
main.go
79 lines (69 loc) · 1.38 KB
/
main.go
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package main
import (
"bufio"
"encoding/json"
"flag"
"fmt"
"log"
"net/http"
"net/url"
"os"
"strings"
"github.com/gorilla/websocket"
"github.com/mgutz/ansi"
)
var (
flagPretty = flag.Bool("pretty", false, "Pretty print")
flagDebug = flag.Bool("debug", false, "Print message type")
)
func main() {
flag.Parse()
u, err := url.Parse(flag.Arg(0))
if err != nil {
panic(err)
}
h := http.Header{"Origin": {"http://" + u.Host}}
conn, _, err := websocket.DefaultDialer.Dial(u.String(), h)
if err != nil {
panic(err)
}
go func() {
for {
t, buf, err := conn.ReadMessage()
if *flagDebug {
log.Println("type:", t, len(buf), err)
continue
}
if *flagPretty {
color := ansi.ColorCode("green")
reset := ansi.ColorCode("reset")
fmt.Fprintf(os.Stdout, "%s%s%s\n", color, strings.Repeat("<", 10), reset)
var v interface{}
if err := json.Unmarshal(buf, &v); err != nil {
os.Stdout.Write(buf)
} else {
buf, err = json.MarshalIndent(v, "", " ")
if err != nil {
panic(err)
}
os.Stdout.Write(buf)
fmt.Fprintln(os.Stdout)
}
} else {
os.Stdout.Write(buf)
}
}
}()
b := bufio.NewReader(os.Stdin)
for {
line, err := b.ReadString('\n')
if err != nil {
log.Println(err)
break
}
if err := conn.WriteMessage(websocket.TextMessage, []byte(line)); err != nil {
break
}
}
conn.Close()
}