robotstxt-webpack-plugin/dist/RobotstxtWebpackPlugin.js

"use strict";

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

var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

var _nodeify = require("nodeify");

var _nodeify2 = _interopRequireDefault(_nodeify);

var _path = require("path");

var _path2 = _interopRequireDefault(_path);

var _generateRobotstxt = require("generate-robotstxt");

var _generateRobotstxt2 = _interopRequireDefault(_generateRobotstxt);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

var RobotstxtWebpackPlugin = function () {
    function RobotstxtWebpackPlugin() {
        var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};

        _classCallCheck(this, RobotstxtWebpackPlugin);

        this.options = Object.assign({}, options);
    }

    _createClass(RobotstxtWebpackPlugin, [{
        key: "apply",
        value: function apply(compiler) {
            var _this = this;

            compiler.plugin("emit", function (compilation, callback) {
                return _this.generate(compilation, callback);
            });
        }
    }, {
        key: "generate",
        value: function generate(compilation, callback) {
            var options = this.options;


            return (0, _nodeify2.default)((0, _generateRobotstxt2.default)(options).then(function (contents) {
                var dest = options.dest ? _path2.default.join(options.dest, "robots.txt") : "robots.txt";

                compilation.assets[dest] = {
                    size: function size() {
                        return Buffer.byteLength(this.source(), "utf8");
                    },
                    source: function source() {
                        return contents;
                    }
                };

                return contents;
            }), function (error) {
                if (error) {
                    compilation.errors.push(error);
                }

                return callback();
            });
        }
    }]);

    return RobotstxtWebpackPlugin;
}();

exports.default = RobotstxtWebpackPlugin;