github.com/igggame/nebulas-go@v2.1.0+incompatible/cmd/neb/consolecmd.go (about)

     1  // Copyright (C) 2017 go-nebulas authors
     2  //
     3  // This file is part of the go-nebulas library.
     4  //
     5  // the go-nebulas library is free software: you can redistribute it and/or modify
     6  // it under the terms of the GNU General Public License as published by
     7  // the Free Software Foundation, either version 3 of the License, or
     8  // (at your option) any later version.
     9  //
    10  // the go-nebulas library is distributed in the hope that it will be useful,
    11  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    12  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    13  // GNU General Public License for more details.
    14  //
    15  // You should have received a copy of the GNU General Public License
    16  // along with the go-nebulas library.  If not, see <http://www.gnu.org/licenses/>.
    17  //
    18  
    19  package main
    20  
    21  import (
    22  	"os"
    23  
    24  	"github.com/nebulasio/go-nebulas/cmd/console"
    25  	"github.com/urfave/cli"
    26  )
    27  
    28  var (
    29  	consoleCommand = cli.Command{
    30  		Action:   MergeFlags(consoleStart),
    31  		Name:     "console",
    32  		Usage:    "Start an interactive JavaScript console",
    33  		Category: "CONSOLE COMMANDS",
    34  		Description: `
    35  The Neb console is an interactive shell for the JavaScript runtime environment.`,
    36  	}
    37  )
    38  
    39  func consoleStart(ctx *cli.Context) error {
    40  	neb, err := makeNeb(ctx)
    41  	if err != nil {
    42  		return err
    43  	}
    44  
    45  	console := console.New(console.Config{
    46  		Prompter:   console.Stdin,
    47  		PrompterCh: make(chan string),
    48  		Writer:     os.Stdout,
    49  		Neb:        neb,
    50  	})
    51  
    52  	console.Setup()
    53  	console.Interactive()
    54  	defer console.Stop()
    55  	return nil
    56  }