bb/goblin.go
2020-05-05 09:52:35 +05:00

59 lines
1.1 KiB
Go

package main
import(
"fmt"
"os"
"path"
"github.com/jienfak/goblin/cat"
"github.com/jienfak/goblin/echo"
"github.com/jienfak/goblin/mkdir"
"github.com/jienfak/goblin/gtrue"
"github.com/jienfak/goblin/gfalse"
"github.com/jienfak/goblin/sort"
"github.com/jienfak/goblin/tac"
"github.com/jienfak/goblin/ls"
"github.com/jienfak/goblin/yes"
"github.com/jienfak/goblin/date"
)
func main() {
var(
utilName string
args []string
)
utilsMap := map[string] interface{} {
"cat": cat.Run,
"mkdir" : mkdir.Run,
"echo" : echo.Run,
"true" : gtrue.Run,
"false" : gfalse.Run,
"sort" : sort.Run,
"tac" : tac.Run,
"ls" : ls.Run,
"yes" : yes.Run,
"date" : date.Run,
}
if binBase := path.Base(os.Args[0]) ; binBase != "goblin" {
utilName = binBase
args = os.Args[:]
} else {
if len(os.Args)<2 {
for k, _ := range utilsMap {
fmt.Printf("%s\n", k)
}
os.Exit(0)
}
utilName = os.Args[1]
args = os.Args[1:]
}
if _, ok := utilsMap[utilName] ; !ok {
fmt.Printf("%s: No such uitl as '%s'.\n", os.Args[0], utilName )
os.Exit(1)
}
status := utilsMap[utilName].(func([]string) int )(args)
os.Exit(status)
}