git-command-helper/dist/spawner.js

github command helper for nodejs

// git-command-helper 2.1.0 by Dimas Lanjaka <dimaslanjaka@gmail.com> (https://www.webmanajemen.com)
'use strict';

Object.defineProperty(exports, '__esModule', { value: true });

var child_process = require('child_process');
var spawn$1 = require('./spawn.js');

class spawner {
  static spawn = spawn$1.default;
  /**
   * promises spawn
   * @param options
   * @param cmd
   * @param args
   * @returns
   * @example
   * spawner.promise({}, 'git', 'log', '-n', '1').then(console.log);
   * spawner.promise({stdio:'pipe'}, 'git', 'submodule', 'status').then(console.log);
   */
  static promise(options = null, cmd, ...args) {
    return new Promise((resolve, reject) => {
      // default option inherit
      if (options === null) {
        options = {
          cwd: __dirname,
          stdio: "inherit"
        };
      }
      const stdouts = [];
      const stderrs = [];
      const child = child_process.spawn(cmd, args, options);
      // use event hooks to provide a callback to execute when data are available:
      if (child.stdout !== null) {
        child.stdout.on("data", function (data) {
          stdouts.push(data.toString().trim());
        });
      }
      if (child.stderr !== null) {
        child.stderr.on("data", function (data) {
          stderrs.push(data.toString().trim());
        });
      }
      child.on("close", function (code) {
        // Should probably be 'exit', not 'close'
        // *** Process completed
        return resolve({
          code: code,
          stdout: stdouts.length > 0 ? stdouts : child.stdout,
          stderr: stderrs.length > 0 ? stderrs : stdouts.length === 0 ? child.stderr : null
        });
      });
      child.on("error", function (err) {
        // *** Process creation failed
        return reject({
          args: args,
          err: err
        });
      });
    });
  }
}
const spawn = spawner.spawn;

exports.default = spawner;
exports.spawn = spawn;
exports.spawner = spawner;