go fmt for all source codes

weed-fs/src/cmd/weed/shell.go

@@ -1,54 +1,53 @@
 package main
 
 import (
-  "bufio"
-  "os"
-  "fmt"
+	"bufio"
+	"fmt"
+	"os"
 )
 
 func init() {
-  cmdShell.Run = runShell // break init cycle
+	cmdShell.Run = runShell // break init cycle
 }
 
 var cmdShell = &Command{
-  UsageLine: "shell",
-  Short:     "run interactive commands, now just echo",
-  Long: `run interactive commands.
+	UsageLine: "shell",
+	Short:     "run interactive commands, now just echo",
+	Long: `run interactive commands.
 
   `,
 }
 
-var (
-)
+var ()
 
 func runShell(command *Command, args []string) bool {
-  r := bufio.NewReader(os.Stdin)
-  o := bufio.NewWriter(os.Stdout)
-  e := bufio.NewWriter(os.Stderr)
-  prompt := func () { 
-    o.WriteString("> ")
-    o.Flush()
-  };
-  readLine := func () string { 
-    ret, err := r.ReadString('\n')
-    if err != nil { 
-       fmt.Fprint(e,err); 
-       os.Exit(1)
-    }
-    return ret
-  }
-  execCmd := func (cmd string) int { 
-    if cmd != "" { 
-      o.WriteString(cmd)
-    }
-    return 0
-  }
+	r := bufio.NewReader(os.Stdin)
+	o := bufio.NewWriter(os.Stdout)
+	e := bufio.NewWriter(os.Stderr)
+	prompt := func() {
+		o.WriteString("> ")
+		o.Flush()
+	}
+	readLine := func() string {
+		ret, err := r.ReadString('\n')
+		if err != nil {
+			fmt.Fprint(e, err)
+			os.Exit(1)
+		}
+		return ret
+	}
+	execCmd := func(cmd string) int {
+		if cmd != "" {
+			o.WriteString(cmd)
+		}
+		return 0
+	}
 
-  cmd := ""
-  for { 
-    prompt()
-    cmd = readLine()
-    execCmd(cmd)
-  } 
-  return true
+	cmd := ""
+	for {
+		prompt()
+		cmd = readLine()
+		execCmd(cmd)
+	}
+	return true
 }