neoneo-go/cli/vm/vm.go
Vsevolod Brekelov e2bfff8666 vm: removed mute mode and pushed logging to upper lvl
VM should be responsible for code execution and in case anyone interested in additional logging or errors they could handle them like we do it iin cli.
2019-10-22 13:44:14 +03:00

55 lines
1 KiB
Go

package vm
import (
"errors"
"io/ioutil"
"github.com/CityOfZion/neo-go/pkg/vm"
vmcli "github.com/CityOfZion/neo-go/pkg/vm/cli"
"github.com/urfave/cli"
)
// NewCommand creates a new VM command.
func NewCommand() cli.Command {
return cli.Command{
Name: "vm",
Usage: "start the virtual machine",
Action: startVMPrompt,
Flags: []cli.Flag{
cli.BoolFlag{Name: "debug, d"},
},
Subcommands: []cli.Command{
{
Name: "inspect",
Usage: "dump instructions of the avm file given",
Action: inspect,
Flags: []cli.Flag{
cli.StringFlag{
Name: "in, i",
Usage: "input file of the program (AVM)",
},
},
},
},
}
}
func startVMPrompt(ctx *cli.Context) error {
p := vmcli.New()
return p.Run()
}
func inspect(ctx *cli.Context) error {
avm := ctx.String("in")
if len(avm) == 0 {
return cli.NewExitError(errors.New("no input file given"), 1)
}
b, err := ioutil.ReadFile(avm)
if err != nil {
return cli.NewExitError(err, 1)
}
v := vm.New()
v.LoadScript(b)
v.PrintOps()
return nil
}