Biosafety_D9_Theme/node_modules/browser-sync/dist/async.js

"use strict";
var _ = require("./lodash.custom");
var Immutable = require("immutable");
var utils = require("./utils");
var pluginUtils = require("./plugins");
var connectUtils = require("./connect-utils");
module.exports = {
    /**
     * BrowserSync needs at least 1 free port.
     * It will check the one provided in config
     * and keep incrementing until an available one is found.
     * @param {BrowserSync} bs
     * @param {Function} done
     */
    getEmptyPort: function (bs, done) {
        utils.getPorts(bs.options, function (err, port) {
            if (err) {
                return utils.fail(true, err, bs.cb);
            }
            bs.debug("Found a free port: {magenta:%s", port);
            done(null, {
                options: {
                    port: port
                }
            });
        });
    },
    /**
     * If the running mode is proxy, we'll use a separate port
     * for the Browsersync web-socket server. This is to eliminate any issues
     * with trying to proxy web sockets through to the users server.
     * @param bs
     * @param done
     */
    getExtraPortForProxy: function (bs, done) {
        /**
         * An extra port is not needed in snippet/server mode
         */
        if (bs.options.get("mode") !== "proxy") {
            return done();
        }
        /**
         * Web socket support is disabled by default
         */
        if (!bs.options.getIn(["proxy", "ws"])) {
            return done();
        }
        /**
         * Use 1 higher than server port by default...
         */
        var socketPort = bs.options.get("port") + 1;
        /**
         * Or use the user-defined socket.port option instead
         */
        if (bs.options.hasIn(["socket", "port"])) {
            socketPort = bs.options.getIn(["socket", "port"]);
        }
        utils.getPort(bs.options.get("listen", "localhost"), socketPort, null, function (err, port) {
            if (err) {
                return utils.fail(true, err, bs.cb);
            }
            done(null, {
                optionsIn: [
                    {
                        path: ["socket", "port"],
                        value: port
                    }
                ]
            });
        });
    },
    /**
     * Some features require an internet connection.
     * If the user did not provide either `true` or `false`
     * for the online option, we will attempt to resolve www.google.com
     * as a way of determining network connectivity
     * @param {BrowserSync} bs
     * @param {Function} done
     */
    getOnlineStatus: function (bs, done) {
        if (_.isUndefined(bs.options.get("online")) &&
            _.isUndefined(process.env.TESTING)) {
            require("dns").resolve("www.google.com", function (err) {
                var online = false;
                if (err) {
                    bs.debug("Could not resolve www.google.com, setting {magenta:online: false}");
                }
                else {
                    bs.debug("Resolved www.google.com, setting {magenta:online: true}");
                    online = true;
                }
                done(null, {
                    options: {
                        online: online
                    }
                });
            });
        }
        else {
            done();
        }
    },
    /**
     * Try to load plugins that were given in options
     * @param {BrowserSync} bs
     * @param {Function} done
     */
    resolveInlineUserPlugins: function (bs, done) {
        var plugins = bs.options
            .get("plugins")
            .map(pluginUtils.resolvePlugin)
            .map(pluginUtils.requirePlugin);
        plugins.forEach(function (plugin) {
            if (plugin.get("errors").size) {
                return logPluginError(plugin);
            }
            var jsPlugin = plugin.toJS();
            jsPlugin.options = jsPlugin.options || {};
            jsPlugin.options.moduleName = jsPlugin.moduleName;
            bs.registerPlugin(jsPlugin.module, jsPlugin.options);
        });
        function logPluginError(plugin) {
            utils.fail(true, plugin.getIn(["errors", 0]), bs.cb);
        }
        done();
    },
    /**
     *
     * @param {BrowserSync} bs
     * @param {Function} done
     */
    setOptions: function (bs, done) {
        done(null, {
            options: {
                urls: utils.getUrlOptions(bs.options),
                snippet: connectUtils.enabled(bs.options)
                    ? connectUtils.scriptTags(bs.options)
                    : false,
                scriptPaths: Immutable.fromJS(connectUtils.clientScript(bs.options, true)),
                files: bs.pluginManager.hook("files:watch", bs.options.get("files"), bs.pluginManager.pluginOptions)
            }
        });
    },
    /**
     * @param {BrowserSync} bs
     * @param {Function} done
     */
    setInternalEvents: function (bs, done) {
        require("./internal-events")(bs);
        done();
    },
    /**
     * @param {BrowserSync} bs
     * @param {Function} done
     */
    setFileWatchers: function (bs, done) {
        done(null, {
            instance: {
                watchers: bs.pluginManager.get("file:watcher")(bs)
            }
        });
    },
    /**
     * @param {BrowserSync} bs
     * @param {Function} done
     */
    mergeMiddlewares: function (bs, done) {
        done(null, {
            options: {
                middleware: bs.pluginManager.hook("server:middleware", bs.options.get("middleware"))
            }
        });
    },
    /**
     * @param {BrowserSync} bs
     * @param {Function} done
     */
    startServer: function (bs, done) {
        var server = bs.pluginManager.get("server")(bs);
        done(null, {
            instance: {
                server: server.server,
                app: server.app
            }
        });
    },
    /**
     * @param {BrowserSync} bs
     * @param {Function} done
     */
    startTunnel: function (bs, done) {
        if (bs.options.get("tunnel") && bs.options.get("online")) {
            var localTunnel = require("./tunnel");
            localTunnel(bs, function (err, tunnel) {
                if (err) {
                    return done(err);
                }
                else {
                    return done(null, {
                        optionsIn: [
                            {
                                path: ["urls", "tunnel"],
                                value: tunnel.url
                            }
                        ],
                        instance: {
                            tunnel: tunnel
                        }
                    });
                }
            });
        }
        else {
            done();
        }
    },
    /**
     * @param {BrowserSync} bs
     * @param {Function} done
     */
    startSockets: function (bs, done) {
        var clientEvents = bs.pluginManager.hook("client:events", bs.options.get("clientEvents").toJS());
        // Start the socket, needs an existing server.
        var io = bs.pluginManager.get("socket")(bs.server, clientEvents, bs);
        done(null, {
            instance: {
                io: io
            },
            options: {
                clientEvents: Immutable.fromJS(clientEvents)
            }
        });
    },
    /**
     *
     * @param {BrowserSync} bs
     * @param {Function} done
     */
    startUi: function (bs, done) {
        var PLUGIN_NAME = "UI";
        var userPlugins = bs.getUserPlugins();
        var ui = bs.pluginManager.get(PLUGIN_NAME);
        var uiOpts = bs.options.get("ui");
        if (!uiOpts || uiOpts.get("enabled") === false) {
            return done();
        }
        // if user provided a UI, use it instead
        if (userPlugins.some(function (item) {
            return item.name === PLUGIN_NAME;
        })) {
            uiOpts = bs.options
                .get("ui")
                .mergeDeep(Immutable.fromJS(bs.pluginManager.pluginOptions[PLUGIN_NAME]));
        }
        /**
         * Append the 'listen' option
         */
        const opts = uiOpts.update(uiOpts => {
            const listen = bs.options.get("listen");
            if (listen) {
                return uiOpts.set("listen", listen);
            }
            return uiOpts;
        });
        return ui(opts.toJS(), bs, function (err, ui) {
            if (err) {
                return done(err);
            }
            done(null, {
                instance: {
                    ui: ui
                }
            });
        });
    },
    /**
     * @param {BrowserSync} bs
     * @param {Function} done
     */
    mergeUiSettings: function (bs, done) {
        if (!bs.ui) {
            return done();
        }
        done(null, {
            options: {
                urls: bs.options.get("urls").merge(bs.ui.options.get("urls"))
            }
        });
    },
    /**
     * @param {BrowserSync} bs
     * @param {Function} done
     */
    initUserPlugins: function (bs, done) {
        bs.pluginManager.initUserPlugins(bs);
        done(null, {
            options: {
                userPlugins: bs.getUserPlugins()
            }
        });
    }
};
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