Code coverage report for lib/git.js

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/**
 * @file git 运行辅助类
 * @author chris<wfsr@foxmail.com>
 */
 
'use strict';
 
var _createClass = require('babel-runtime/helpers/create-class')['default'];
 
var _classCallCheck = require('babel-runtime/helpers/class-call-check')['default'];
 
var _slicedToArray = require('babel-runtime/helpers/sliced-to-array')['default'];
 
var _Symbol = require('babel-runtime/core-js/symbol')['default'];
 
var _Promise = require('babel-runtime/core-js/promise')['default'];
 
Object.defineProperty(exports, '__esModule', {
    value: true
});
 
var _config = require('./config');
 
var spawn = (function () {
    // istanbul ignore next
    return process.env.comspec ? function (command, args, options) {
        var spawn = require('child_process').spawn;
        return spawn(process.env.comspec, ['/c', command].concat(args), options);
    } : function (command, args, options) {
        var spawn = require('child_process').spawn;
        return spawn(command, args, options);
    };
})();
 
var queue = _Symbol('queue');
var _run = _Symbol('run');
 
var Git = (function () {
    function Git() {
        _classCallCheck(this, Git);
 
        this[queue] = [];
    }
 
    /**
     * 执行 git 子命令
     *
     * @public
     * @param {string[]} args  命令参数
     * @return {Promise.<string>}
     */
 
    _createClass(Git, [{
        key: 'run',
        value: function run() {
            for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {
                args[_key] = arguments[_key];
            }
 
            var self = this;
            return new _Promise(function (resolve, reject) {
                self[queue].push([resolve, reject, args]);
                self[_run]();
            });
        }
 
        /**
         * 执行命令队列
         *
         * @private
         */
    }, {
        key: _run,
        value: function value() {
            var list = this[queue];
 
            if (!list.length || list.child) {
                return;
            }
 
            var buffer = [];
            var length = 0;
 
            var _list$shift = list.shift();
 
            var _list$shift2 = _slicedToArray(_list$shift, 3);
 
            var resolve = _list$shift2[0];
            var reject = _list$shift2[1];
            var args = _list$shift2[2];
 
            var child = list.child = spawn('git', args);
 
            // istanbul ignore next
            child.on('error', function (error) {
                child.stdout.removeAllListeners();
                reject(error);
            });
 
            var self = this;
            child.on('exit', function () {
                child.removeAllListeners();
                list.child = null;
 
                process.nextTick(function () {
                    self[_run]();
                });
            });
 
            child.stdout.on('data', function (data) {
                buffer.push(data);
                length += data.length;
            });
 
            child.stdout.on('finish', function () {
                child.stdout.removeAllListeners();
                resolve(Buffer.concat(buffer, length).toString());
            });
 
            if (_config.options.logit) {
                console.log('git', args.join(' '));
            }
        }
    }]);
 
    return Git;
})();
 
exports['default'] = Git;
var git = new Git();
exports.git = git;
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