RosettaCodeData/Task/Execute-a-system-command/Wren/execute-a-system-command-2....

40 lines
918 B
Plaintext

/* Execute_a_system_command.go*/
package main
import (
wren "github.com/crazyinfin8/WrenGo"
"log"
"os"
"os/exec"
)
type any = interface{}
func execCommand(vm *wren.VM, parameters []any) (any, error) {
name := parameters[1].(string)
param := parameters[2].(string)
var cmd *exec.Cmd
if param != "" {
cmd = exec.Command(name, param)
} else {
cmd = exec.Command(name)
}
cmd.Stdout = os.Stdout
cmd.Stderr = os.Stderr
if err := cmd.Run(); err != nil {
log.Fatal(err)
}
return nil, nil
}
func main() {
vm := wren.NewVM()
fileName := "Execute_a_system_command.wren"
methodMap := wren.MethodMap{"static exec(_,_)": execCommand}
classMap := wren.ClassMap{"Command": wren.NewClass(nil, nil, methodMap)}
module := wren.NewModule(classMap)
vm.SetModule(fileName, module)
vm.InterpretFile(fileName)
vm.Free()
}