Convert app to typescript

2026-06-08 08:39:59 +00:00 · 2019-02-25 01:00:33 +00:00
parent db7edb70bb
commit e4dffe0cce
15 changed files with 585 additions and 2226 deletions
--- a/app/.babelrc
+++ b/app/.babelrc
@@ -1,18 +0,0 @@
-{
-    "presets": [
-        [
-            "@babel/preset-env"
-          , {
-                "targets": {
-                    "node": "current"
-                }
-            }
-        ]
-    ],
-    "plugins": [
-        "@babel/plugin-syntax-dynamic-import"
-      , "@babel/plugin-syntax-import-meta"
-      , "@babel/plugin-proposal-class-properties"
-      , "@babel/plugin-proposal-json-strings"
-    ]
-}
--- a/app/@types/castv2/index.d.ts
+++ b/app/@types/castv2/index.d.ts
@@ -0,0 +1,61 @@
+declare module "castv2" {
+    import { EventEmitter } from "events";
+
+    interface ClientConnectOptions {
+        host: string
+      , port?: number
+    }
+
+    interface ClientConnectCallback {
+        (): void;
+    }
+
+    export interface ClientChannel extends EventEmitter {
+        bus: Client;
+        sourceId: string;
+        destinationId: string;
+        namespace: string;
+        encoding: string;
+
+        send (data: any): void;
+        close (): void;
+    }
+
+    interface ServerListenCallback {
+        (): void;
+    }
+
+
+    export class Client extends EventEmitter {
+        connect (host: string, callback?: ClientConnectCallback): void;
+        connect (options: ClientConnectOptions, callback: ClientConnectCallback): void;
+
+        close (): void;
+
+        send (sourceId: string
+            , destinationId: string
+            , namespace: string
+            , data: Buffer | string): void;
+
+        createChannel (sourceId: string
+                     , destinationId: string
+                     , namespace: string
+                     , encoding: string): ClientChannel;
+    }
+
+    export class Server {
+        constructor (options: object);
+
+        listen (port: number
+              , host: string
+              , callback: ServerListenCallback): void;
+
+        send (clientId: string
+           , sourceId: string
+           , destinationId: string
+           , namespace: string
+           , data: Buffer | string): void;
+
+        close (): void;
+    }
+}
--- a/app/bin/build.js
+++ b/app/bin/build.js
@@ -32,7 +32,9 @@ const argv = minimist(process.argv.slice(2), {
    }
 });

-const BUILD_PATH = path.join(__dirname, "../build");
+const ROOT_PATH = path.join(__dirname, "..");
+const SRC_PATH = path.join(ROOT_PATH, "src");
+const BUILD_PATH = path.join(ROOT_PATH, "build");


 // Clean
@@ -45,9 +47,25 @@ fs.ensureDirSync(DIST_PATH, { recursive: true });


 async function build () {
-    // Run Babel
-    spawnSync(`babel src -d ${BUILD_PATH} --copy-files `
-      , { shell: true });
+    // Run tsc
+    spawnSync(`tsc --project ${ROOT_PATH} \
+                   --outDir ${BUILD_PATH}`
+      , {
+          shell: true
+        , stdio: [ process.stdin, process.stdout, process.stderr ]
+      });
+
+    // Move tsc output to build dir
+    fs.moveSync(path.join(BUILD_PATH, "src"), BUILD_PATH);
+
+    // Copy other files
+    fs.copySync(SRC_PATH, BUILD_PATH, {
+        overwrite: true
+      , filter (src, dest) {
+            return !/.(js|ts)$/.test(src);
+        }
+    });
+

    // Create app manifest
    const manifest = {
--- a/app/package-lock.json
+++ b/app/package-lock.json
--- a/app/package.json
+++ b/app/package.json
@@ -11,7 +11,6 @@
        "remove-manifest": "node bin/install-manifest.js --remove"
    },
    "dependencies": {
-        "@babel/runtime": "^7.2.0",
        "bplist-creator": "0.0.7",
        "bplist-parser": "^0.1.1",
        "castv2": "^0.1.9",
@@ -22,18 +21,12 @@
        "tweetnacl": "^1.0.0"
    },
    "devDependencies": {
-        "@babel/cli": "^7.2.0",
-        "@babel/core": "^7.2.0",
-        "@babel/plugin-proposal-class-properties": "^7.2.1",
-        "@babel/plugin-proposal-json-strings": "^7.2.0",
-        "@babel/plugin-syntax-dynamic-import": "^7.2.0",
-        "@babel/plugin-syntax-import-meta": "^7.2.0",
-        "@babel/plugin-transform-runtime": "^7.2.0",
-        "@babel/preset-env": "^7.2.0",
-        "@babel/register": "^7.0.0",
-        "minimist": "^1.2.0",
+        "@types/dnssd": "^0.4.1",
+        "@types/mime-types": "^2.1.0",
+        "@types/node": "^11.9.5",
        "mustache": "^3.0.1",
-        "pkg": "^4.3.5"
+        "pkg": "^4.3.5",
+        "typescript": "^3.3.3333"
    },
    "optionalDependencies": {
        "rage-edit": "^1.2.0"
--- a/app/src/Media.ts
+++ b/app/src/Media.ts
@@ -1,5 +1,87 @@
+"use strict";
+
+import Session from "./Session";
+
+import { Message
+       , SendMessageCallback } from "./types";
+
+
+const MEDIA_NAMESPACE = "urn:x-cast:com.google.cast.media";
+
+export interface UpdateMessageData {
+    _volumeLevel: number;
+    _volumeMuted: boolean;
+    _lastCurrentTime: number;
+    currentTime: number;
+    customData?: any;
+    playbackRate: number;
+    playerState: string;
+    repeatMode?: string;
+    media?: any;
+    mediaSessionId?: number;
+}
+
+
 export default class Media {
-    messageHandler (message) {
+    private sessionId: number;
+    private mediaSessionId: number;
+    private _id: string;
+    private session: Session;
+    private channel: any;
+    private _sendMessage: SendMessageCallback;
+
+    constructor (sessionId: number
+               , mediaSessionId: number
+               , _id: string
+               , parentSession: Session,
+                _sendMessage: SendMessageCallback) {
+
+        this._id = _id;
+
+        this._sendMessage = _sendMessage;
+
+        this.sessionId = sessionId;
+        this.mediaSessionId = mediaSessionId;
+
+        this.session = parentSession;
+        this.session.createChannel(MEDIA_NAMESPACE);
+        this.channel = this.session.channelMap.get(MEDIA_NAMESPACE);
+
+        this.channel.on("message", (data: any) => {
+            if (data && data.type === "MEDIA_STATUS"
+                    && data.status && data.status.length > 0) {
+
+                const status = data.status[0];
+
+                const messageData = {
+                    currentTime: status.currentTime
+                  , _lastCurrentTime: Date.now() / 1000
+                  , customData: status.customData
+                  , _volumeLevel: status.volume.level
+                  , _volumeMuted: status.volume.muted
+                  , playbackRate: status.playbackRate
+                  , playerState: status.playerState
+                  , repeatMode: status.repeatMode
+                } as UpdateMessageData;
+
+                if (status.media) {
+                    messageData.media = status.media;
+                }
+                if (status.mediaSessionId) {
+                    messageData.mediaSessionId = status.mediaSessionId;
+                }
+
+                this.sendMessage("shim:/media/update", messageData);
+
+                // Update ID
+                if (status.mediaSessionId) {
+                    this.mediaSessionId = status.mediaSessionId;
+                }
+            }
+        });
+    }
+
+    messageHandler (message: Message) {
        switch (message.subject) {
            case "bridge:/media/sendMediaMessage": {
                let error = false;
@@ -19,60 +101,7 @@ export default class Media {
        }
    }

-    constructor (sessionId
-               , mediaSessionId
-               , _id
-               , parentSession,
-                _sendMessage) {
-
-        this._id = _id;
-
-        this._sendMessage = _sendMessage;
-
-        this.sessionId = sessionId;
-        this.mediaSessionId = mediaSessionId;
-
-        const namespace = "urn:x-cast:com.google.cast.media";
-
-        this.session = parentSession;
-        this.session.createChannel(namespace);
-        this.channel = this.session.channelMap.get(namespace);
-
-        this.channel.on("message", data => {
-            if (data && data.type === "MEDIA_STATUS"
-                    && data.status && data.status.length > 0) {
-
-                const status = data.status[0];
-
-                const messageData = {
-                    currentTime: status.currentTime
-                  , _lastCurrentTime: Date.now() / 1000
-                  , customData: status.customData
-                  , _volumeLevel: status.volume.level
-                  , _volumeMuted: status.volume.muted
-                  , playbackRate: status.playbackRate
-                  , playerState: status.playerState
-                  , repeatMode: status.repeatMode
-                };
-
-                if (status.media) {
-                    messageData.media = status.media;
-                }
-                if (status.mediaSessionId) {
-                    messageData.mediaSessionId = status.mediaSessionId;
-                }
-
-                this.sendMessage("shim:/media/update", messageData);
-
-                // Update ID
-                if (status.mediaSessionId) {
-                    this.mediaSessionId = status.mediaSessionId;
-                }
-            }
-        });
-    }
-
-    sendMessage (subject, data = {}) {
+    sendMessage (subject: string, data: any = {}) {
        this._sendMessage({
            subject
          , data
--- a/app/src/Session.ts
+++ b/app/src/Session.ts
@@ -1,7 +1,128 @@
-import { Client } from "castv2";
+"use strict";
+
+import { Client, ClientChannel } from "castv2";
+
+import { Message
+       , SendMessageCallback } from "./types";
+
+
+const NS_CONNECTION = "urn:x-cast:com.google.cast.tp.connection";
+const NS_HEARTBEAT = "urn:x-cast:com.google.cast.tp.heartbeat";
+const NS_RECEIVER = "urn:x-cast:com.google.cast.receiver";

 export default class Session {
-    messageHandler (message) {
+    private _sendMessage: SendMessageCallback;
+    private sessionId: number;
+    private _id: string;
+
+    private client: Client;
+    private clientConnection: ClientChannel;
+    private clientHeartbeat: ClientChannel;
+    private clientReceiver: ClientChannel;
+    private clientHeartbeatIntervalId: NodeJS.Timer;
+
+    private isSessionCreated = false;
+
+    private clientId: string;
+    private transportId: string;
+    private transportConnection: ClientChannel;
+    private app: any;
+
+
+    public channelMap = new Map<string, ClientChannel>();
+
+
+    constructor (host: string
+               , port: number
+               , appId: string
+               , sessionId: number
+               , _sendMessage: SendMessageCallback) {
+
+        this._sendMessage = _sendMessage;
+        this.sessionId = sessionId;
+
+        this.client = new Client();
+
+        this.client.connect({ host, port }, () => {
+            let transportHeartbeat: ClientChannel;
+
+            const sourceId = "sender-0";
+            const destinationId = "receiver-0";
+
+            this.clientConnection = this.client.createChannel(
+                sourceId, destinationId, NS_CONNECTION, "JSON");
+            this.clientHeartbeat = this.client.createChannel(
+                sourceId, destinationId, NS_HEARTBEAT, "JSON");
+            this.clientReceiver = this.client.createChannel(
+                sourceId, destinationId, NS_RECEIVER, "JSON");
+
+            this.clientConnection.send({ type: "CONNECT" });
+            this.clientHeartbeat.send({ type: "PING" });
+
+            this.clientHeartbeatIntervalId = setInterval(() => {
+                if (transportHeartbeat) {
+                    transportHeartbeat.send({ type: "PING" });
+                }
+                this.clientHeartbeat.send({ type: "PING" });
+            }, 5000);
+
+            this.clientReceiver.send({
+                type: "LAUNCH"
+              , appId
+              , requestId: 1
+            });
+
+            this.clientReceiver.on("message", (message: any) => {
+                switch (message.type) {
+                    case "RECEIVER_STATUS": {
+                        this.sendMessage("shim:/session/updateStatus", message.status);
+
+                        if (!message.status.applications) return;
+
+                        const receiverApp = message.status.applications[0];
+                        const receiverAppId = receiverApp.appId;
+
+                        this.app = receiverApp;
+
+                        if (receiverAppId !== appId) {
+                            // Close session
+                            this.sendMessage("shim:/session/stopped");
+                            this.client.close();
+                            clearInterval(this.clientHeartbeatIntervalId);
+                            return;
+                        }
+
+                        if (!this.isSessionCreated) {
+                            this.isSessionCreated = true;
+
+                            this.transportId = this.app.transportId;
+                            this.clientId = `client-${Math.floor(Math.random() * 10e5)}`;
+
+                            this.transportConnection = this.client.createChannel(
+                                    this.clientId, this.transportId, NS_CONNECTION, "JSON");
+                            transportHeartbeat = this.client.createChannel(
+                                    this.clientId, this.transportId, NS_HEARTBEAT, "JSON");
+
+                            this.transportConnection.send({ type: "CONNECT" });
+
+                            this.sessionId = this.app.sessionId;
+
+                            this.sendMessage("shim:/session/connected", {
+                                sessionId: this.app.sessionId
+                              , namespaces: this.app.namespaces
+                              , displayName: this.app.displayName
+                              , statusText: this.app.displayName
+                            });
+                        }
+
+                        break;
+                    };
+                }
+            });
+        });
+    }
+
+    messageHandler (message: Message) {
        switch (message.subject) {
            case "bridge:/session/close":
                this.close();
@@ -36,115 +157,7 @@ export default class Session {
        }
    }

-    constructor (host, port, appId, sessionId, _sendMessage) {
-        this._sendMessage = _sendMessage;
-
-        this.sessionId = sessionId;
-        this.clientConnection;
-        this.clientHeartbeat;
-        this.clientReceiver;
-
-        this.channelMap = new Map();
-
-        this.client = new Client();
-        this.client.connect({ host, port }, () => {
-            let transportHeartbeat;
-
-            this.clientConnection = this.client.createChannel(
-                "sender-0"
-              , "receiver-0"
-              , "urn:x-cast:com.google.cast.tp.connection"
-              , "JSON");
-            this.clientHeartbeat = this.client.createChannel(
-                "sender-0"
-              , "receiver-0"
-              , "urn:x-cast:com.google.cast.tp.heartbeat"
-              , "JSON");
-            this.clientReceiver = this.client.createChannel(
-                "sender-0"
-              , "receiver-0"
-              , "urn:x-cast:com.google.cast.receiver"
-              , "JSON");
-
-            this.clientConnection.send({ type: "CONNECT" });
-            this.clientHeartbeat.send({ type: "PING" });
-
-            this.clientHeartbeatInterval = setInterval(() => {
-                if (transportHeartbeat) {
-                    transportHeartbeat.send({ type: "PING" });
-                }
-                this.clientHeartbeat.send({ type: "PING" });
-            }, 5000);
-
-            this.clientReceiver.send({
-                type: "LAUNCH"
-              , appId
-              , requestId: 1
-            });
-
-
-            let sessionCreated = false;
-
-            this.clientReceiver.on("message", (data, broadcast) => {
-                switch (data.type) {
-                    case "RECEIVER_STATUS":
-
-                        this.sendMessage("shim:/session/updateStatus", data.status);
-
-                        if (!data.status.applications) return;
-
-                        const receiverApp = data.status.applications[0];
-                        const receiverAppId = receiverApp.appId;
-
-                        this.app = receiverApp;
-
-                        if (receiverAppId !== appId) {
-                            // Close session
-                            this.sendMessage("shim:/session/stopped");
-                            this.client.close();
-                            clearInterval(this.clientHeartbeatInterval);
-                            return;
-                        }
-
-                        if (!sessionCreated) {
-                            sessionCreated = true;
-
-                            this.transport = this.app.transportId;
-                            this.transportId = this.app.transportId;
-                            this.clientId = `client-${Math.floor(Math.random() * 10e5)}`;
-
-                            this.transportConnect = this.client.createChannel(
-                                this.clientId
-                              , this.transport
-                              , "urn:x-cast:com.google.cast.tp.connection"
-                              , "JSON");
-
-                            this.transportConnect.send({ type: "CONNECT" });
-
-                            transportHeartbeat = this.client.createChannel(
-                                this.clientId
-                              , this.transport
-                              , "urn:x-cast:com.google.cast.tp.heartbeat"
-                              , "JSON");
-
-                            this.sessionId = this.app.sessionId;
-
-                            this.sendMessage("shim:/session/connected", {
-                                sessionId: this.app.sessionId
-                              , namespaces: this.app.namespaces
-                              , displayName: this.app.displayName
-                              , statusText: this.app.displayName
-                            });
-                        }
-
-                        break;
-                }
-            });
-
-        });
-    }
-
-    sendMessage (subject, data = {}) {
+    sendMessage (subject: string, data: any = {}) {
        this._sendMessage({
            subject
          , data
@@ -152,24 +165,25 @@ export default class Session {
        });
    }

-    createChannel (namespace) {
+    createChannel (namespace: string) {
        if (!this.channelMap.has(namespace)) {
            this.channelMap.set(namespace
                , this.client.createChannel(
-                        this.clientId, this.transport, namespace, "JSON"));
+                        this.clientId, this.transportId, namespace, "JSON"));
        }
    }

    close () {
        this.clientConnection.send({ type: "CLOSE" });
-        if (this.transportConnect) {
-            this.transportConnect.send({ type: "CLOSE" });
+        if (this.transportConnection) {
+            this.transportConnection.send({ type: "CLOSE" });
        }
    }

-    _impl_addMessageListener (namespace) {
+
+    _impl_addMessageListener (namespace: string) {
        this.createChannel(namespace);
-        this.channelMap.get(namespace).on("message", data => {
+        this.channelMap.get(namespace).on("message", (data: any) => {
            this.sendMessage("shim:/session/impl_addMessageListener", {
                namespace: namespace
              , data: JSON.stringify(data)
@@ -177,7 +191,7 @@ export default class Session {
        })
    }

-    _impl_sendMessage (namespace, message, messageId) {
+    _impl_sendMessage (namespace: string, message: object, messageId: string) {
        let error = false;

        try {
@@ -193,7 +207,7 @@ export default class Session {
        });
    }

-    _impl_setReceiverMuted (muted, volumeId) {
+    _impl_setReceiverMuted (muted: boolean, volumeId: string) {
        let error = false;

        try {
@@ -212,7 +226,7 @@ export default class Session {
        });
    }

-    _impl_setReceiverVolumeLevel (newLevel, volumeId) {
+    _impl_setReceiverVolumeLevel (newLevel: number, volumeId: string) {
        let error = false;

        try {
@@ -231,7 +245,7 @@ export default class Session {
        });
    }

-    _impl_stop (stopId) {
+    _impl_stop (stopId: string) {
        let error = false;

        try {
@@ -245,7 +259,8 @@ export default class Session {
        }

        this.client.close();
-        clearInterval(this.clientHeartbeatInterval);
+
+        clearInterval(this.clientHeartbeatIntervalId);

        this.sendMessage("shim:/session/impl_stop", {
            stopId
--- a/app/src/main.ts
+++ b/app/src/main.ts
@@ -9,14 +9,16 @@ import * as transforms from "./transforms";
 import Media from "./Media";
 import Session from "./Session";

+import { Message } from "./types";
+
 import { __applicationName
       , __applicationVersion } from "../package.json";


-const browser = dnssd.Browser(dnssd.tcp("googlecast"));
+const browser = new dnssd.Browser(dnssd.tcp("googlecast"));

 // Local media server
-let httpServer;
+let httpServer: http.Server;

 process.on("SIGTERM", () => {
    if (httpServer) httpServer.close();
@@ -35,7 +37,7 @@ process.stdin
 /**
 * Encode and send a message to the extension.
 */
-function sendMessage (message) {
+function sendMessage (message: object) {
    try {
        transforms.encode.write(message);
    } catch (err) {}
@@ -43,8 +45,8 @@ function sendMessage (message) {


 // Existing counterpart Media/Session objects
-const existingSessions = new Map();
-const existingMedia = new Map();
+const existingSessions: Map<string, Session> = new Map();
+const existingMedia: Map<string, Media> = new Map();

 /**
 * Handle incoming messages from the extension and forward
@@ -53,7 +55,7 @@ const existingMedia = new Map();
 * Initializes the counterpart objects and is responsible
 * for managing existing ones.
 */
-async function handleMessage (message) {
+async function handleMessage (message: Message) {
    if (message.subject.startsWith("bridge:/media/")) {
        if (existingMedia.has(message._id)) {
            // Forward message to instance message handler
@@ -99,13 +101,13 @@ async function handleMessage (message) {
    switch (message.subject) {
        case "bridge:/getInfo": {
            const extensionVersion = message.data;
-
            return __applicationVersion;
        };

-        case "bridge:/startDiscovery":
+        case "bridge:/startDiscovery": {
            browser.start();
            break;
+        };

        case "bridge:/startHttpServer": {
            const { filePath, port } = message.data;
@@ -155,14 +157,15 @@ async function handleMessage (message) {
            break;
        };

-        case "bridge:/stopHttpServer":
+        case "bridge:/stopHttpServer": {
            if (httpServer) httpServer.close();
            break;
+        };
    }
 }


-browser.on("serviceUp", service => {
+browser.on("serviceUp", (service: dnssd.Service) => {
    transforms.encode.write({
        subject: "shim:/serviceUp"
      , data: {
@@ -175,7 +178,7 @@ browser.on("serviceUp", service => {
    });
 });

-browser.on("serviceDown", service => {
+browser.on("serviceDown", (service: dnssd.Service) => {
    transforms.encode.write({
        subject:"shim:/serviceDown"
      , data: {
--- a/app/src/transforms.ts
+++ b/app/src/transforms.ts
@@ -1,19 +1,23 @@
 "use strict";

 import { Transform } from "stream";
+import { Message } from "./types";


+interface ResponseHandlerFunction {
+    (message: Message): Promise<any>
+}
+
 /**
 * Takes a handler function that implements the transform
 * and calls the transform callback.
 */
-const response = (handler) => new Transform({
+export const response = (handler: ResponseHandlerFunction) => new Transform({
    readableObjectMode: true
  , writableObjectMode: true

-  , transform (chunk, encoding, callback) {
-
-        Promise.resolve(handler(chunk, callback))
+  , transform (chunk: Message, encoding, callback) {
+        Promise.resolve(handler(chunk))
            .then(response => {
                if (response) {
                    callback(null, response);
@@ -29,43 +33,45 @@ const response = (handler) => new Transform({
 * Takes input, decodes the message string, parses as JSON
 * and outputs the parsed result.
 */
-const decode = new Transform({
+export const decode = new Transform({
    readableObjectMode: true

  , transform (chunk, encoding, callback) {
-        // Setup persistent data
-        if (!this.hasOwnProperty("buf")
-                && !this.hasOwnProperty("message_length")) {
+        const self = this as any;

-            this.buf = Buffer.alloc(0);
-            this.message_length = null;
+        // Setup persistent data
+        if (!this.hasOwnProperty("_buf")
+         && !this.hasOwnProperty("_messageLength")) {
+
+            self._buf = Buffer.alloc(0);
+            self._messageLength = null;
        }

        // Append next chunk to buffer
-        this.buf = Buffer.concat([ this.buf, chunk ]);
+        self._buf = Buffer.concat([ self._buf, chunk ]);

        while (true) {
-            if (this.message_length === null) {
-                if (this.buf.length >= 4) {
+            if (self._messageLength === null) {
+                if (self._buf.length >= 4) {

                    // Read message length
-                    this.message_length = this.buf.readUInt32LE(0);
+                    self._messageLength = self._buf.readUInt32LE(0);

                    // Offset buffer
-                    this.buf = this.buf.slice(4);
+                    self._buf = self._buf.slice(4);

                    continue;
                }
            } else {
-                if (this.buf.length >= this.message_length) {
-                    const message = JSON.parse(this.buf.slice(
-                            0, this.message_length));
+                if (self._buf.length >= self._messageLength) {
+                    const message = JSON.parse(self._buf.slice(
+                            0, self._messageLength));

                    this.push(message);

                    // Cleanup persistent data
-                    this.buf = this.buf.slice(this.message_length);
-                    this.message_length = null;
+                    self._buf = self._buf.slice(self._messageLength);
+                    self._messageLength = null;

                    // Parse next message
                    continue;
@@ -84,7 +90,7 @@ const decode = new Transform({
 * Takes input, encodes the message length and content and
 * outputs the encoded result.
 */
-const encode = new Transform({
+export const encode = new Transform({
    writableObjectMode: true

  , transform (chunk, encoding, callback) {
@@ -98,10 +104,3 @@ const encode = new Transform({
        callback(null, Buffer.concat([message_length, message]));
    }
 });
-
-
-export {
-    response
-  , decode
-  , encode
-};
--- a/app/src/types.ts
+++ b/app/src/types.ts
@@ -0,0 +1,11 @@
+"use strict";
+
+export interface Message {
+    subject: string;
+    data: any;
+    _id?: string;
+}
+
+export interface SendMessageCallback {
+    (message: Message): void
+}
--- a/app/tsconfig.json
+++ b/app/tsconfig.json
@@ -0,0 +1,14 @@
+{
+    "compilerOptions": {
+        "allowJs": true
+      , "target": "es5"
+      , "noImplicitAny": true
+      , "esModuleInterop": true
+      , "resolveJsonModule": true
+      , "removeComments": true
+    }
+  , "include": [
+        "./src/**/*"
+      , "./@types/**/*"
+    ]
+}
--- a/ext/package-lock.json
+++ b/ext/package-lock.json
@@ -12,35 +12,35 @@
            }
        },
        "@babel/core": {
-            "version": "7.2.0",
-            "resolved": "https://registry.npmjs.org/@babel/core/-/core-7.2.0.tgz",
-            "integrity": "sha512-7pvAdC4B+iKjFFp9Ztj0QgBndJ++qaMeonT185wAqUnhipw8idm9Rv1UMyBuKtYjfl6ORNkgEgcsYLfHX/GpLw==",
+            "version": "7.3.3",
+            "resolved": "https://registry.npmjs.org/@babel/core/-/core-7.3.3.tgz",
+            "integrity": "sha512-w445QGI2qd0E0GlSnq6huRZWPMmQGCp5gd5ZWS4hagn0EiwzxD5QMFkpchyusAyVC1n27OKXzQ0/88aVU9n4xQ==",
            "dev": true,
            "requires": {
                "@babel/code-frame": "^7.0.0",
-                "@babel/generator": "^7.2.0",
+                "@babel/generator": "^7.3.3",
                "@babel/helpers": "^7.2.0",
-                "@babel/parser": "^7.2.0",
-                "@babel/template": "^7.1.2",
-                "@babel/traverse": "^7.1.6",
-                "@babel/types": "^7.2.0",
+                "@babel/parser": "^7.3.3",
+                "@babel/template": "^7.2.2",
+                "@babel/traverse": "^7.2.2",
+                "@babel/types": "^7.3.3",
                "convert-source-map": "^1.1.0",
                "debug": "^4.1.0",
                "json5": "^2.1.0",
-                "lodash": "^4.17.10",
+                "lodash": "^4.17.11",
                "resolve": "^1.3.2",
                "semver": "^5.4.1",
                "source-map": "^0.5.0"
            },
            "dependencies": {
                "@babel/types": {
-                    "version": "7.2.0",
-                    "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.2.0.tgz",
-                    "integrity": "sha512-b4v7dyfApuKDvmPb+O488UlGuR1WbwMXFsO/cyqMrnfvRAChZKJAYeeglWTjUO1b9UghKKgepAQM5tsvBJca6A==",
+                    "version": "7.3.3",
+                    "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.3.3.tgz",
+                    "integrity": "sha512-2tACZ80Wg09UnPg5uGAOUvvInaqLk3l/IAhQzlxLQOIXacr6bMsra5SH6AWw/hIDRCSbCdHP2KzSOD+cT7TzMQ==",
                    "dev": true,
                    "requires": {
                        "esutils": "^2.0.2",
-                        "lodash": "^4.17.10",
+                        "lodash": "^4.17.11",
                        "to-fast-properties": "^2.0.0"
                    }
                },
@@ -56,26 +56,26 @@
            }
        },
        "@babel/generator": {
-            "version": "7.2.0",
-            "resolved": "https://registry.npmjs.org/@babel/generator/-/generator-7.2.0.tgz",
-            "integrity": "sha512-BA75MVfRlFQG2EZgFYIwyT1r6xSkwfP2bdkY/kLZusEYWiJs4xCowab/alaEaT0wSvmVuXGqiefeBlP+7V1yKg==",
+            "version": "7.3.3",
+            "resolved": "https://registry.npmjs.org/@babel/generator/-/generator-7.3.3.tgz",
+            "integrity": "sha512-aEADYwRRZjJyMnKN7llGIlircxTCofm3dtV5pmY6ob18MSIuipHpA2yZWkPlycwu5HJcx/pADS3zssd8eY7/6A==",
            "dev": true,
            "requires": {
-                "@babel/types": "^7.2.0",
+                "@babel/types": "^7.3.3",
                "jsesc": "^2.5.1",
-                "lodash": "^4.17.10",
+                "lodash": "^4.17.11",
                "source-map": "^0.5.0",
                "trim-right": "^1.0.1"
            },
            "dependencies": {
                "@babel/types": {
-                    "version": "7.2.0",
-                    "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.2.0.tgz",
-                    "integrity": "sha512-b4v7dyfApuKDvmPb+O488UlGuR1WbwMXFsO/cyqMrnfvRAChZKJAYeeglWTjUO1b9UghKKgepAQM5tsvBJca6A==",
+                    "version": "7.3.3",
+                    "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.3.3.tgz",
+                    "integrity": "sha512-2tACZ80Wg09UnPg5uGAOUvvInaqLk3l/IAhQzlxLQOIXacr6bMsra5SH6AWw/hIDRCSbCdHP2KzSOD+cT7TzMQ==",
                    "dev": true,
                    "requires": {
                        "esutils": "^2.0.2",
-                        "lodash": "^4.17.10",
+                        "lodash": "^4.17.11",
                        "to-fast-properties": "^2.0.0"
                    }
                }
@@ -122,16 +122,16 @@
            }
        },
        "@babel/helper-create-class-features-plugin": {
-            "version": "7.2.1",
-            "resolved": "https://registry.npmjs.org/@babel/helper-create-class-features-plugin/-/helper-create-class-features-plugin-7.2.1.tgz",
-            "integrity": "sha512-EsEP7XLFmcJHjcuFYBxYD1FkP0irC8C9fsrt2tX/jrAi/eTnFI6DOPgVFb+WREeg1GboF+Ib+nCHbGBodyAXSg==",
+            "version": "7.3.2",
+            "resolved": "https://registry.npmjs.org/@babel/helper-create-class-features-plugin/-/helper-create-class-features-plugin-7.3.2.tgz",
+            "integrity": "sha512-tdW8+V8ceh2US4GsYdNVNoohq5uVwOf9k6krjwW4E1lINcHgttnWcNqgdoessn12dAy8QkbezlbQh2nXISNY+A==",
            "dev": true,
            "requires": {
                "@babel/helper-function-name": "^7.1.0",
                "@babel/helper-member-expression-to-functions": "^7.0.0",
                "@babel/helper-optimise-call-expression": "^7.0.0",
                "@babel/helper-plugin-utils": "^7.0.0",
-                "@babel/helper-replace-supers": "^7.1.0"
+                "@babel/helper-replace-supers": "^7.2.3"
            }
        },
        "@babel/helper-define-map": {
@@ -203,17 +203,30 @@
            }
        },
        "@babel/helper-module-transforms": {
-            "version": "7.1.0",
-            "resolved": "https://registry.npmjs.org/@babel/helper-module-transforms/-/helper-module-transforms-7.1.0.tgz",
-            "integrity": "sha512-0JZRd2yhawo79Rcm4w0LwSMILFmFXjugG3yqf+P/UsKsRS1mJCmMwwlHDlMg7Avr9LrvSpp4ZSULO9r8jpCzcw==",
+            "version": "7.2.2",
+            "resolved": "https://registry.npmjs.org/@babel/helper-module-transforms/-/helper-module-transforms-7.2.2.tgz",
+            "integrity": "sha512-YRD7I6Wsv+IHuTPkAmAS4HhY0dkPobgLftHp0cRGZSdrRvmZY8rFvae/GVu3bD00qscuvK3WPHB3YdNpBXUqrA==",
            "dev": true,
            "requires": {
                "@babel/helper-module-imports": "^7.0.0",
                "@babel/helper-simple-access": "^7.1.0",
                "@babel/helper-split-export-declaration": "^7.0.0",
-                "@babel/template": "^7.1.0",
-                "@babel/types": "^7.0.0",
+                "@babel/template": "^7.2.2",
+                "@babel/types": "^7.2.2",
                "lodash": "^4.17.10"
+            },
+            "dependencies": {
+                "@babel/types": {
+                    "version": "7.3.3",
+                    "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.3.3.tgz",
+                    "integrity": "sha512-2tACZ80Wg09UnPg5uGAOUvvInaqLk3l/IAhQzlxLQOIXacr6bMsra5SH6AWw/hIDRCSbCdHP2KzSOD+cT7TzMQ==",
+                    "dev": true,
+                    "requires": {
+                        "esutils": "^2.0.2",
+                        "lodash": "^4.17.11",
+                        "to-fast-properties": "^2.0.0"
+                    }
+                }
            }
        },
        "@babel/helper-optimise-call-expression": {
@@ -254,14 +267,14 @@
            }
        },
        "@babel/helper-replace-supers": {
-            "version": "7.1.0",
-            "resolved": "https://registry.npmjs.org/@babel/helper-replace-supers/-/helper-replace-supers-7.1.0.tgz",
-            "integrity": "sha512-BvcDWYZRWVuDeXTYZWxekQNO5D4kO55aArwZOTFXw6rlLQA8ZaDicJR1sO47h+HrnCiDFiww0fSPV0d713KBGQ==",
+            "version": "7.2.3",
+            "resolved": "https://registry.npmjs.org/@babel/helper-replace-supers/-/helper-replace-supers-7.2.3.tgz",
+            "integrity": "sha512-GyieIznGUfPXPWu0yLS6U55Mz67AZD9cUk0BfirOWlPrXlBcan9Gz+vHGz+cPfuoweZSnPzPIm67VtQM0OWZbA==",
            "dev": true,
            "requires": {
                "@babel/helper-member-expression-to-functions": "^7.0.0",
                "@babel/helper-optimise-call-expression": "^7.0.0",
-                "@babel/traverse": "^7.1.0",
+                "@babel/traverse": "^7.2.3",
                "@babel/types": "^7.0.0"
            }
        },
@@ -297,37 +310,37 @@
            },
            "dependencies": {
                "@babel/types": {
-                    "version": "7.2.0",
-                    "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.2.0.tgz",
-                    "integrity": "sha512-b4v7dyfApuKDvmPb+O488UlGuR1WbwMXFsO/cyqMrnfvRAChZKJAYeeglWTjUO1b9UghKKgepAQM5tsvBJca6A==",
+                    "version": "7.3.3",
+                    "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.3.3.tgz",
+                    "integrity": "sha512-2tACZ80Wg09UnPg5uGAOUvvInaqLk3l/IAhQzlxLQOIXacr6bMsra5SH6AWw/hIDRCSbCdHP2KzSOD+cT7TzMQ==",
                    "dev": true,
                    "requires": {
                        "esutils": "^2.0.2",
-                        "lodash": "^4.17.10",
+                        "lodash": "^4.17.11",
                        "to-fast-properties": "^2.0.0"
                    }
                }
            }
        },
        "@babel/helpers": {
-            "version": "7.2.0",
-            "resolved": "https://registry.npmjs.org/@babel/helpers/-/helpers-7.2.0.tgz",
-            "integrity": "sha512-Fr07N+ea0dMcMN8nFpuK6dUIT7/ivt9yKQdEEnjVS83tG2pHwPi03gYmk/tyuwONnZ+sY+GFFPlWGgCtW1hF9A==",
+            "version": "7.3.1",
+            "resolved": "https://registry.npmjs.org/@babel/helpers/-/helpers-7.3.1.tgz",
+            "integrity": "sha512-Q82R3jKsVpUV99mgX50gOPCWwco9Ec5Iln/8Vyu4osNIOQgSrd9RFrQeUvmvddFNoLwMyOUWU+5ckioEKpDoGA==",
            "dev": true,
            "requires": {
                "@babel/template": "^7.1.2",
                "@babel/traverse": "^7.1.5",
-                "@babel/types": "^7.2.0"
+                "@babel/types": "^7.3.0"
            },
            "dependencies": {
                "@babel/types": {
-                    "version": "7.2.0",
-                    "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.2.0.tgz",
-                    "integrity": "sha512-b4v7dyfApuKDvmPb+O488UlGuR1WbwMXFsO/cyqMrnfvRAChZKJAYeeglWTjUO1b9UghKKgepAQM5tsvBJca6A==",
+                    "version": "7.3.3",
+                    "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.3.3.tgz",
+                    "integrity": "sha512-2tACZ80Wg09UnPg5uGAOUvvInaqLk3l/IAhQzlxLQOIXacr6bMsra5SH6AWw/hIDRCSbCdHP2KzSOD+cT7TzMQ==",
                    "dev": true,
                    "requires": {
                        "esutils": "^2.0.2",
-                        "lodash": "^4.17.10",
+                        "lodash": "^4.17.11",
                        "to-fast-properties": "^2.0.0"
                    }
                }
@@ -345,9 +358,9 @@
            }
        },
        "@babel/parser": {
-            "version": "7.2.0",
-            "resolved": "https://registry.npmjs.org/@babel/parser/-/parser-7.2.0.tgz",
-            "integrity": "sha512-M74+GvK4hn1eejD9lZ7967qAwvqTZayQa3g10ag4s9uewgR7TKjeaT0YMyoq+gVfKYABiWZ4MQD701/t5e1Jhg==",
+            "version": "7.3.3",
+            "resolved": "https://registry.npmjs.org/@babel/parser/-/parser-7.3.3.tgz",
+            "integrity": "sha512-xsH1CJoln2r74hR+y7cg2B5JCPaTh+Hd+EbBRk9nWGSNspuo6krjhX0Om6RnRQuIvFq8wVXCLKH3kwKDYhanSg==",
            "dev": true
        },
        "@babel/plugin-proposal-async-generator-functions": {
@@ -362,12 +375,12 @@
            }
        },
        "@babel/plugin-proposal-class-properties": {
-            "version": "7.2.1",
-            "resolved": "https://registry.npmjs.org/@babel/plugin-proposal-class-properties/-/plugin-proposal-class-properties-7.2.1.tgz",
-            "integrity": "sha512-/4FKFChkQ2Jgb8lBDsvFX496YTi7UWTetVgS8oJUpX1e/DlaoeEK57At27ug8Hu2zI2g8bzkJ+8k9qrHZRPGPA==",
+            "version": "7.3.3",
+            "resolved": "https://registry.npmjs.org/@babel/plugin-proposal-class-properties/-/plugin-proposal-class-properties-7.3.3.tgz",
+            "integrity": "sha512-XO9eeU1/UwGPM8L+TjnQCykuVcXqaO5J1bkRPIygqZ/A2L1xVMJ9aZXrY31c0U4H2/LHKL4lbFQLsxktSrc/Ng==",
            "dev": true,
            "requires": {
-                "@babel/helper-create-class-features-plugin": "^7.2.1",
+                "@babel/helper-create-class-features-plugin": "^7.3.0",
                "@babel/helper-plugin-utils": "^7.0.0"
            }
        },
@@ -392,9 +405,9 @@
            }
        },
        "@babel/plugin-proposal-object-rest-spread": {
-            "version": "7.2.0",
-            "resolved": "https://registry.npmjs.org/@babel/plugin-proposal-object-rest-spread/-/plugin-proposal-object-rest-spread-7.2.0.tgz",
-            "integrity": "sha512-1L5mWLSvR76XYUQJXkd/EEQgjq8HHRP6lQuZTTg0VA4tTGPpGemmCdAfQIz1rzEuWAm+ecP8PyyEm30jC1eQCg==",
+            "version": "7.3.2",
+            "resolved": "https://registry.npmjs.org/@babel/plugin-proposal-object-rest-spread/-/plugin-proposal-object-rest-spread-7.3.2.tgz",
+            "integrity": "sha512-DjeMS+J2+lpANkYLLO+m6GjoTMygYglKmRe6cDTbFv3L9i6mmiE8fe6B8MtCSLZpVXscD5kn7s6SgtHrDoBWoA==",
            "dev": true,
            "requires": {
                "@babel/helper-plugin-utils": "^7.0.0",
@@ -516,9 +529,9 @@
            }
        },
        "@babel/plugin-transform-classes": {
-            "version": "7.2.0",
-            "resolved": "https://registry.npmjs.org/@babel/plugin-transform-classes/-/plugin-transform-classes-7.2.0.tgz",
-            "integrity": "sha512-aPCEkrhJYebDXcGTAP+cdUENkH7zqOlgbKwLbghjjHpJRJBWM/FSlCjMoPGA8oUdiMfOrk3+8EFPLLb5r7zj2w==",
+            "version": "7.3.3",
+            "resolved": "https://registry.npmjs.org/@babel/plugin-transform-classes/-/plugin-transform-classes-7.3.3.tgz",
+            "integrity": "sha512-n0CLbsg7KOXsMF4tSTLCApNMoXk0wOPb0DYfsOO1e7SfIb9gOyfbpKI2MZ+AXfqvlfzq2qsflJ1nEns48Caf2w==",
            "dev": true,
            "requires": {
                "@babel/helper-annotate-as-pure": "^7.0.0",
@@ -541,9 +554,9 @@
            }
        },
        "@babel/plugin-transform-destructuring": {
-            "version": "7.2.0",
-            "resolved": "https://registry.npmjs.org/@babel/plugin-transform-destructuring/-/plugin-transform-destructuring-7.2.0.tgz",
-            "integrity": "sha512-coVO2Ayv7g0qdDbrNiadE4bU7lvCd9H539m2gMknyVjjMdwF/iCOM7R+E8PkntoqLkltO0rk+3axhpp/0v68VQ==",
+            "version": "7.3.2",
+            "resolved": "https://registry.npmjs.org/@babel/plugin-transform-destructuring/-/plugin-transform-destructuring-7.3.2.tgz",
+            "integrity": "sha512-Lrj/u53Ufqxl/sGxyjsJ2XNtNuEjDyjpqdhMNh5aZ+XFOdThL46KBj27Uem4ggoezSYBxKWAil6Hu8HtwqesYw==",
            "dev": true,
            "requires": {
                "@babel/helper-plugin-utils": "^7.0.0"
@@ -648,6 +661,15 @@
                "@babel/helper-plugin-utils": "^7.0.0"
            }
        },
+        "@babel/plugin-transform-named-capturing-groups-regex": {
+            "version": "7.3.0",
+            "resolved": "https://registry.npmjs.org/@babel/plugin-transform-named-capturing-groups-regex/-/plugin-transform-named-capturing-groups-regex-7.3.0.tgz",
+            "integrity": "sha512-NxIoNVhk9ZxS+9lSoAQ/LM0V2UEvARLttEHUrRDGKFaAxOYQcrkN/nLRE+BbbicCAvZPl7wMP0X60HsHE5DtQw==",
+            "dev": true,
+            "requires": {
+                "regexp-tree": "^0.1.0"
+            }
+        },
        "@babel/plugin-transform-new-target": {
            "version": "7.0.0",
            "resolved": "https://registry.npmjs.org/@babel/plugin-transform-new-target/-/plugin-transform-new-target-7.0.0.tgz",
@@ -668,9 +690,9 @@
            }
        },
        "@babel/plugin-transform-parameters": {
-            "version": "7.2.0",
-            "resolved": "https://registry.npmjs.org/@babel/plugin-transform-parameters/-/plugin-transform-parameters-7.2.0.tgz",
-            "integrity": "sha512-kB9+hhUidIgUoBQ0MsxMewhzr8i60nMa2KgeJKQWYrqQpqcBYtnpR+JgkadZVZoaEZ/eKu9mclFaVwhRpLNSzA==",
+            "version": "7.3.3",
+            "resolved": "https://registry.npmjs.org/@babel/plugin-transform-parameters/-/plugin-transform-parameters-7.3.3.tgz",
+            "integrity": "sha512-IrIP25VvXWu/VlBWTpsjGptpomtIkYrN/3aDp4UKm7xK6UxZY88kcJ1UwETbzHAlwN21MnNfwlar0u8y3KpiXw==",
            "dev": true,
            "requires": {
                "@babel/helper-call-delegate": "^7.1.0",
@@ -737,9 +759,9 @@
            }
        },
        "@babel/plugin-transform-spread": {
-            "version": "7.2.0",
-            "resolved": "https://registry.npmjs.org/@babel/plugin-transform-spread/-/plugin-transform-spread-7.2.0.tgz",
-            "integrity": "sha512-7TtPIdwjS/i5ZBlNiQePQCovDh9pAhVbp/nGVRBZuUdBiVRThyyLend3OHobc0G+RLCPPAN70+z/MAMhsgJd/A==",
+            "version": "7.2.2",
+            "resolved": "https://registry.npmjs.org/@babel/plugin-transform-spread/-/plugin-transform-spread-7.2.2.tgz",
+            "integrity": "sha512-KWfky/58vubwtS0hLqEnrWJjsMGaOeSBn90Ezn5Jeg9Z8KKHmELbP1yGylMlm5N6TPKeY9A2+UaSYLdxahg01w==",
            "dev": true,
            "requires": {
                "@babel/helper-plugin-utils": "^7.0.0"
@@ -796,19 +818,20 @@
            }
        },
        "@babel/preset-env": {
-            "version": "7.2.0",
-            "resolved": "https://registry.npmjs.org/@babel/preset-env/-/preset-env-7.2.0.tgz",
-            "integrity": "sha512-haGR38j5vOGVeBatrQPr3l0xHbs14505DcM57cbJy48kgMFvvHHoYEhHuRV+7vi559yyAUAVbTWzbK/B/pzJng==",
+            "version": "7.3.1",
+            "resolved": "https://registry.npmjs.org/@babel/preset-env/-/preset-env-7.3.1.tgz",
+            "integrity": "sha512-FHKrD6Dxf30e8xgHQO0zJZpUPfVZg+Xwgz5/RdSWCbza9QLNk4Qbp40ctRoqDxml3O8RMzB1DU55SXeDG6PqHQ==",
            "dev": true,
            "requires": {
                "@babel/helper-module-imports": "^7.0.0",
                "@babel/helper-plugin-utils": "^7.0.0",
                "@babel/plugin-proposal-async-generator-functions": "^7.2.0",
                "@babel/plugin-proposal-json-strings": "^7.2.0",
-                "@babel/plugin-proposal-object-rest-spread": "^7.2.0",
+                "@babel/plugin-proposal-object-rest-spread": "^7.3.1",
                "@babel/plugin-proposal-optional-catch-binding": "^7.2.0",
                "@babel/plugin-proposal-unicode-property-regex": "^7.2.0",
                "@babel/plugin-syntax-async-generators": "^7.2.0",
+                "@babel/plugin-syntax-json-strings": "^7.2.0",
                "@babel/plugin-syntax-object-rest-spread": "^7.2.0",
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                "@babel/plugin-transform-modules-umd": "^7.2.0",
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@@ -891,31 +915,57 @@
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-                "@babel/parser": "^7.1.2",
-                "@babel/types": "^7.1.2"
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+                        "lodash": "^4.17.11",
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            "requires": {
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-                "@babel/generator": "^7.1.6",
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                "@babel/helper-split-export-declaration": "^7.0.0",
-                "@babel/parser": "^7.1.6",
-                "@babel/types": "^7.1.6",
+                "@babel/parser": "^7.2.3",
+                "@babel/types": "^7.2.2",
                "debug": "^4.1.0",
                "globals": "^11.1.0",
                "lodash": "^4.17.10"
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+                        "lodash": "^4.17.11",
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@@ -2071,14 +2121,14 @@
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-            "resolved": "https://registry.npmjs.org/browserslist/-/browserslist-4.3.5.tgz",
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+            "resolved": "https://registry.npmjs.org/browserslist/-/browserslist-4.4.2.tgz",
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            "requires": {
-                "caniuse-lite": "^1.0.30000912",
-                "electron-to-chromium": "^1.3.86",
-                "node-releases": "^1.0.5"
+                "caniuse-lite": "^1.0.30000939",
+                "electron-to-chromium": "^1.3.113",
+                "node-releases": "^1.1.8"
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@@ -2227,9 +2277,9 @@
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-            "resolved": "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30000914.tgz",
-            "integrity": "sha512-qqj0CL1xANgg6iDOybiPTIxtsmAnfIky9mBC35qgWrnK4WwmhqfpmkDYMYgwXJ8LRZ3/2jXlCntulO8mBaAgSg==",
+            "version": "1.0.30000939",
+            "resolved": "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30000939.tgz",
+            "integrity": "sha512-oXB23ImDJOgQpGjRv1tCtzAvJr4/OvrHi5SO2vUgB0g0xpdZZoA/BxfImiWfdwoYdUTtQrPsXsvYU/dmCSM8gg==",
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        "capture-stack-trace": {
@@ -2789,9 +2839,9 @@
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-            "resolved": "https://registry.npmjs.org/debug/-/debug-4.1.0.tgz",
-            "integrity": "sha512-heNPJUJIqC+xB6ayLAMHaIrmN9HKa7aQO8MGqKpvCA+uJYVcvR6l5kgdrhRuwPFHU7P5/A1w0BjByPHwpfTDKg==",
+            "version": "4.1.1",
+            "resolved": "https://registry.npmjs.org/debug/-/debug-4.1.1.tgz",
+            "integrity": "sha512-pYAIzeRo8J6KPEaJ0VWOh5Pzkbw/RetuzehGM7QRRX5he4fPHx2rdKMB256ehJCkX+XRQm16eZLqLNS8RSZXZw==",
            "dev": true,
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@@ -3245,9 +3295,9 @@
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        "electron-to-chromium": {
-            "version": "1.3.88",
-            "resolved": "https://registry.npmjs.org/electron-to-chromium/-/electron-to-chromium-1.3.88.tgz",
-            "integrity": "sha512-UPV4NuQMKeUh1S0OWRvwg0PI8ASHN9kBC8yDTk1ROXLC85W5GnhTRu/MZu3Teqx3JjlQYuckuHYXSUSgtb3J+A==",
+            "version": "1.3.113",
+            "resolved": "https://registry.npmjs.org/electron-to-chromium/-/electron-to-chromium-1.3.113.tgz",
+            "integrity": "sha512-De+lPAxEcpxvqPTyZAXELNpRZXABRxf+uL/rSykstQhzj/B0l1150G/ExIIxKc16lI89Hgz81J0BHAcbTqK49g==",
            "dev": true
        },
        "elliptic": {
@@ -6103,9 +6153,9 @@
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        "js-levenshtein": {
-            "version": "1.1.4",
-            "resolved": "https://registry.npmjs.org/js-levenshtein/-/js-levenshtein-1.1.4.tgz",
-            "integrity": "sha512-PxfGzSs0ztShKrUYPIn5r0MtyAhYcCwmndozzpz8YObbPnD1jFxzlBGbRnX2mIu6Z13xN6+PTu05TQFnZFlzow==",
+            "version": "1.1.6",
+            "resolved": "https://registry.npmjs.org/js-levenshtein/-/js-levenshtein-1.1.6.tgz",
+            "integrity": "sha512-X2BB11YZtrRqY4EnQcLX5Rh373zbK4alC1FW7D7MBhL2gtcC17cTnr6DmfHZeS0s2rTHjUTMMHfG7gO8SSdw+g==",
            "dev": true
        },
        "js-select": {
@@ -7201,9 +7251,9 @@
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        "node-releases": {
-            "version": "1.0.5",
-            "resolved": "https://registry.npmjs.org/node-releases/-/node-releases-1.0.5.tgz",
-            "integrity": "sha512-Ky7q0BO1BBkG/rQz6PkEZ59rwo+aSfhczHP1wwq8IowoVdN/FpiP7qp0XW0P2+BVCWe5fQUBozdbVd54q1RbCQ==",
+            "version": "1.1.8",
+            "resolved": "https://registry.npmjs.org/node-releases/-/node-releases-1.1.8.tgz",
+            "integrity": "sha512-gQm+K9mGCiT/NXHy+V/ZZS1N/LOaGGqRAAJJs3X9Ah1g+CIbRcBgNyoNYQ+SEtcyAtB9KqDruu+fF7nWjsqRaA==",
            "dev": true,
            "requires": {
                "semver": "^5.3.0"
@@ -8238,9 +8288,9 @@
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        "regenerator-transform": {
-            "version": "0.13.3",
-            "resolved": "https://registry.npmjs.org/regenerator-transform/-/regenerator-transform-0.13.3.tgz",
-            "integrity": "sha512-5ipTrZFSq5vU2YoGoww4uaRVAK4wyYC4TSICibbfEPOruUu8FFP7ErV0BjmbIOEpn3O/k9na9UEdYR/3m7N6uA==",
+            "version": "0.13.4",
+            "resolved": "https://registry.npmjs.org/regenerator-transform/-/regenerator-transform-0.13.4.tgz",
+            "integrity": "sha512-T0QMBjK3J0MtxjPmdIMXm72Wvj2Abb0Bd4HADdfijwMdoIsyQZ6fWC7kDFhk2YinBBEMZDL7Y7wh0J1sGx3S4A==",
            "dev": true,
            "requires": {
                "private": "^0.1.6"
@@ -8256,6 +8306,12 @@
                "safe-regex": "^1.1.0"
            }
        },
+        "regexp-tree": {
+            "version": "0.1.5",
+            "resolved": "https://registry.npmjs.org/regexp-tree/-/regexp-tree-0.1.5.tgz",
+            "integrity": "sha512-nUmxvfJyAODw+0B13hj8CFVAxhe7fDEAgJgaotBu3nnR+IgGgZq59YedJP5VYTlkEfqjuK6TuRpnymKdatLZfQ==",
+            "dev": true
+        },
        "regexp.prototype.flags": {
            "version": "1.2.0",
            "resolved": "https://registry.npmjs.org/regexp.prototype.flags/-/regexp.prototype.flags-1.2.0.tgz",
@@ -8321,7 +8377,7 @@
            "dependencies": {
                "jsesc": {
                    "version": "0.5.0",
-                    "resolved": "http://registry.npmjs.org/jsesc/-/jsesc-0.5.0.tgz",
+                    "resolved": "https://registry.npmjs.org/jsesc/-/jsesc-0.5.0.tgz",
                    "integrity": "sha1-597mbjXW/Bb3EP6R1c9p9w8IkR0=",
                    "dev": true
                }
--- a/ext/package.json
+++ b/ext/package.json
@@ -11,15 +11,14 @@
        "start": "web-ext run -s ../dist/ext/"
    },
    "devDependencies": {
-        "@babel/core": "^7.2.0",
-        "@babel/plugin-proposal-class-properties": "^7.2.1",
+        "@babel/core": "^7.3.3",
+        "@babel/plugin-proposal-class-properties": "^7.3.3",
        "@babel/plugin-proposal-do-expressions": "^7.2.0",
-        "@babel/plugin-proposal-object-rest-spread": "^7.2.0",
-        "@babel/preset-env": "^7.2.0",
+        "@babel/plugin-proposal-object-rest-spread": "^7.3.2",
+        "@babel/preset-env": "^7.3.1",
        "@babel/preset-react": "^7.0.0",
        "babel-loader": "^8.0.4",
        "copy-webpack-plugin": "^4.6.0",
-        "minimist": "^1.2.0",
        "preact": "^8.4.2",
        "preact-compat": "^3.18.4",
        "uuid": "^3.3.2",
--- a/package-lock.json
+++ b/package-lock.json
@@ -277,6 +277,12 @@
                "brace-expansion": "^1.1.7"
            }
        },
+        "minimist": {
+            "version": "1.2.0",
+            "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
+            "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=",
+            "dev": true
+        },
        "node-emoji": {
            "version": "1.8.1",
            "resolved": "https://registry.npmjs.org/node-emoji/-/node-emoji-1.8.1.tgz",
--- a/package.json
+++ b/package.json
@@ -17,6 +17,7 @@
        "fs-extra": "^7.0.1",
        "glob": "^7.1.3",
        "jasmine-console-reporter": "^3.1.0",
+        "minimist": "^1.2.0",
        "selenium-webdriver": "^4.0.0-alpha.1",
        "semver": "^5.6.0",
        "ws": "^6.1.2"