node_modules/node-firefox-find-ports/node_modules/adbkit/lib/adb/connection.js

(function() {
  var Connection, EventEmitter, Net, Parser, debug, execFile,
    __hasProp = {}.hasOwnProperty,
    __extends = function(child, parent) { for (var key in parent) { if (__hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; };

  Net = require('net');

  debug = require('debug')('adb:connection');

  EventEmitter = require('events').EventEmitter;

  execFile = require('child_process').execFile;

  Parser = require('./parser');

  Connection = (function(_super) {
    __extends(Connection, _super);

    function Connection(options) {
      this.options = options;
      this.socket = null;
      this.parser = null;
      this.triedStarting = false;
    }

    Connection.prototype.connect = function() {
      this.socket = Net.connect(this.options);
      this.parser = new Parser(this.socket);
      this.socket.on('connect', (function(_this) {
        return function() {
          return _this.emit('connect');
        };
      })(this));
      this.socket.on('end', (function(_this) {
        return function() {
          return _this.emit('end');
        };
      })(this));
      this.socket.on('drain', (function(_this) {
        return function() {
          return _this.emit('drain');
        };
      })(this));
      this.socket.on('timeout', (function(_this) {
        return function() {
          return _this.emit('timeout');
        };
      })(this));
      this.socket.on('error', (function(_this) {
        return function(err) {
          return _this._handleError(err);
        };
      })(this));
      this.socket.on('close', (function(_this) {
        return function(hadError) {
          return _this.emit('close', hadError);
        };
      })(this));
      return this;
    };

    Connection.prototype.end = function() {
      this.socket.end();
      return this;
    };

    Connection.prototype.write = function(data, callback) {
      this.socket.write(data, callback);
      return this;
    };

    Connection.prototype.startServer = function(callback) {
      debug("Starting ADB server via '" + this.options.bin + " start-server'");
      return this._exec(['start-server'], {}, callback);
    };

    Connection.prototype._exec = function(args, options, callback) {
      debug("CLI: " + this.options.bin + " " + (args.join(' ')));
      execFile(this.options.bin, args, options, callback);
      return this;
    };

    Connection.prototype._handleError = function(err) {
      if (err.code === 'ECONNREFUSED' && !this.triedStarting) {
        debug("Connection was refused, let's try starting the server once");
        this.triedStarting = true;
        this.startServer((function(_this) {
          return function(err) {
            if (err) {
              return _this._handleError(err);
            }
            return _this.connect();
          };
        })(this));
      } else {
        debug("Connection had an error: " + err.message);
        this.emit('error', err);
        this.end();
      }
    };

    return Connection;

  })(EventEmitter);

  module.exports = Connection;

}).call(this);