diff --git a/.gitignore b/.gitignore
index 9a5e8f7271..0c09b13cdf 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,5 +4,5 @@ dist/
 deno
 assets.go
 msg.pb.go
-msg.pb.js
-msg.pb.d.ts
+/msg.pb.js
+/msg.pb.d.ts
diff --git a/deno2/BUILD.gn b/deno2/BUILD.gn
index d41dd9e8dd..ef4336e079 100644
--- a/deno2/BUILD.gn
+++ b/deno2/BUILD.gn
@@ -98,8 +98,8 @@ run_node("bundle") {
 run_node("run_tsc") {
   main_source = "js/main.ts"
   sources = [
-    "$target_gen_dir/node_modules/deno_pb/msg.pb.d.ts",
-    "$target_gen_dir/node_modules/deno_pb/msg.pb.js",
+    "js/msg.pb.d.ts",
+    "js/msg.pb.js",
     "js/tsconfig.json",
     main_source,
   ]
@@ -109,50 +109,28 @@ run_node("run_tsc") {
     out_dir + "/main.map",
   ]
   deps = [
-    ":run_pbjs",
-    ":run_pbts",
+    ":pbjs_hack",
   ]
   args = [
     "./node_modules/.bin/tsc",
     "-p",
     rebase_path("js/tsconfig.json", root_build_dir),
-    "--baseUrl",
-    rebase_path(target_gen_dir + "/node_modules", root_build_dir),
     "--outDir",
     rebase_path(out_dir, root_build_dir),
   ]
 }
 
-run_node("run_pbjs") {
+action("pbjs_hack") {
+  script = "js/pbjs_hack.py"
   sources = [
     "msg.proto",
   ]
   outputs = [
-    "$target_gen_dir/node_modules/deno_pb/msg.pb.js",
+    "$target_gen_dir/pbjs_hack.stamp",
   ]
   args = [
-    "./node_modules/.bin/pbjs",
-    "--target=static-module",
-    "--wraper=commonjs",
-    "--out=" + rebase_path(outputs[0], root_build_dir),
     rebase_path(sources[0], root_build_dir),
-  ]
-}
-
-run_node("run_pbts") {
-  sources = [
-    "$target_gen_dir/node_modules/deno_pb/msg.pb.js",
-  ]
-  outputs = [
-    "$target_gen_dir/node_modules/deno_pb/msg.pb.d.ts",
-  ]
-  args = [
-    "./node_modules/.bin/pbts",
-    "--out=" + rebase_path(outputs[0], root_build_dir),
-    rebase_path(sources[0], root_build_dir),
-  ]
-  deps = [
-    ":run_pbjs",
+    rebase_path(outputs[0], root_build_dir),
   ]
 }
 
diff --git a/deno2/js/main.ts b/deno2/js/main.ts
index 61294a3070..f9d69f22f5 100644
--- a/deno2/js/main.ts
+++ b/deno2/js/main.ts
@@ -1,5 +1,5 @@
 /// <reference path="deno.d.ts" />
-//import { main as pb } from "deno_pb/msg.pb"
+//import { main as pb } from "./msg.pb"
 import * as ts from "typescript";
 
 const globalEval = eval;
diff --git a/deno2/js/msg.pb.d.ts b/deno2/js/msg.pb.d.ts
new file mode 100644
index 0000000000..efb7a6383d
--- /dev/null
+++ b/deno2/js/msg.pb.d.ts
@@ -0,0 +1,432 @@
+import * as $protobuf from "protobufjs";
+
+/** Namespace main. */
+export namespace main {
+  /** Properties of a BaseMsg. */
+  interface IBaseMsg {
+    /** BaseMsg channel */
+    channel?: string | null;
+
+    /** BaseMsg payload */
+    payload?: Uint8Array | null;
+  }
+
+  /** Represents a BaseMsg. */
+  class BaseMsg implements IBaseMsg {
+    /**
+     * Constructs a new BaseMsg.
+     * @param [properties] Properties to set
+     */
+    constructor(properties?: main.IBaseMsg);
+
+    /** BaseMsg channel. */
+    public channel: string;
+
+    /** BaseMsg payload. */
+    public payload: Uint8Array;
+
+    /**
+     * Creates a new BaseMsg instance using the specified properties.
+     * @param [properties] Properties to set
+     * @returns BaseMsg instance
+     */
+    public static create(properties?: main.IBaseMsg): main.BaseMsg;
+
+    /**
+     * Encodes the specified BaseMsg message. Does not implicitly {@link main.BaseMsg.verify|verify} messages.
+     * @param message BaseMsg message or plain object to encode
+     * @param [writer] Writer to encode to
+     * @returns Writer
+     */
+    public static encode(
+      message: main.IBaseMsg,
+      writer?: $protobuf.Writer
+    ): $protobuf.Writer;
+
+    /**
+     * Encodes the specified BaseMsg message, length delimited. Does not implicitly {@link main.BaseMsg.verify|verify} messages.
+     * @param message BaseMsg message or plain object to encode
+     * @param [writer] Writer to encode to
+     * @returns Writer
+     */
+    public static encodeDelimited(
+      message: main.IBaseMsg,
+      writer?: $protobuf.Writer
+    ): $protobuf.Writer;
+
+    /**
+     * Decodes a BaseMsg message from the specified reader or buffer.
+     * @param reader Reader or buffer to decode from
+     * @param [length] Message length if known beforehand
+     * @returns BaseMsg
+     * @throws {Error} If the payload is not a reader or valid buffer
+     * @throws {$protobuf.util.ProtocolError} If required fields are missing
+     */
+    public static decode(
+      reader: $protobuf.Reader | Uint8Array,
+      length?: number
+    ): main.BaseMsg;
+
+    /**
+     * Decodes a BaseMsg message from the specified reader or buffer, length delimited.
+     * @param reader Reader or buffer to decode from
+     * @returns BaseMsg
+     * @throws {Error} If the payload is not a reader or valid buffer
+     * @throws {$protobuf.util.ProtocolError} If required fields are missing
+     */
+    public static decodeDelimited(
+      reader: $protobuf.Reader | Uint8Array
+    ): main.BaseMsg;
+
+    /**
+     * Verifies a BaseMsg message.
+     * @param message Plain object to verify
+     * @returns `null` if valid, otherwise the reason why it is not
+     */
+    public static verify(message: { [k: string]: any }): string | null;
+
+    /**
+     * Creates a BaseMsg message from a plain object. Also converts values to their respective internal types.
+     * @param object Plain object
+     * @returns BaseMsg
+     */
+    public static fromObject(object: { [k: string]: any }): main.BaseMsg;
+
+    /**
+     * Creates a plain object from a BaseMsg message. Also converts values to other types if specified.
+     * @param message BaseMsg
+     * @param [options] Conversion options
+     * @returns Plain object
+     */
+    public static toObject(
+      message: main.BaseMsg,
+      options?: $protobuf.IConversionOptions
+    ): { [k: string]: any };
+
+    /**
+     * Converts this BaseMsg to JSON.
+     * @returns JSON object
+     */
+    public toJSON(): { [k: string]: any };
+  }
+
+  /** Properties of a Msg. */
+  interface IMsg {
+    /** Msg command */
+    command?: main.Msg.Command | null;
+
+    /** Msg error */
+    error?: string | null;
+
+    /** Msg startCwd */
+    startCwd?: string | null;
+
+    /** Msg startArgv */
+    startArgv?: string[] | null;
+
+    /** Msg startDebugFlag */
+    startDebugFlag?: boolean | null;
+
+    /** Msg startMainJs */
+    startMainJs?: string | null;
+
+    /** Msg startMainMap */
+    startMainMap?: string | null;
+
+    /** Msg codeFetchModuleSpecifier */
+    codeFetchModuleSpecifier?: string | null;
+
+    /** Msg codeFetchContainingFile */
+    codeFetchContainingFile?: string | null;
+
+    /** Msg codeFetchResModuleName */
+    codeFetchResModuleName?: string | null;
+
+    /** Msg codeFetchResFilename */
+    codeFetchResFilename?: string | null;
+
+    /** Msg codeFetchResSourceCode */
+    codeFetchResSourceCode?: string | null;
+
+    /** Msg codeFetchResOutputCode */
+    codeFetchResOutputCode?: string | null;
+
+    /** Msg codeCacheFilename */
+    codeCacheFilename?: string | null;
+
+    /** Msg codeCacheSourceCode */
+    codeCacheSourceCode?: string | null;
+
+    /** Msg codeCacheOutputCode */
+    codeCacheOutputCode?: string | null;
+
+    /** Msg exitCode */
+    exitCode?: number | null;
+
+    /** Msg timerStartId */
+    timerStartId?: number | null;
+
+    /** Msg timerStartInterval */
+    timerStartInterval?: boolean | null;
+
+    /** Msg timerStartDelay */
+    timerStartDelay?: number | null;
+
+    /** Msg timerReadyId */
+    timerReadyId?: number | null;
+
+    /** Msg timerReadyDone */
+    timerReadyDone?: boolean | null;
+
+    /** Msg timerClearId */
+    timerClearId?: number | null;
+
+    /** Msg fetchReqId */
+    fetchReqId?: number | null;
+
+    /** Msg fetchReqUrl */
+    fetchReqUrl?: string | null;
+
+    /** Msg fetchResId */
+    fetchResId?: number | null;
+
+    /** Msg fetchResStatus */
+    fetchResStatus?: number | null;
+
+    /** Msg fetchResHeaderLine */
+    fetchResHeaderLine?: string[] | null;
+
+    /** Msg fetchResBody */
+    fetchResBody?: Uint8Array | null;
+
+    /** Msg readFileSyncFilename */
+    readFileSyncFilename?: string | null;
+
+    /** Msg readFileSyncData */
+    readFileSyncData?: Uint8Array | null;
+
+    /** Msg writeFileSyncFilename */
+    writeFileSyncFilename?: string | null;
+
+    /** Msg writeFileSyncData */
+    writeFileSyncData?: Uint8Array | null;
+
+    /** Msg writeFileSyncPerm */
+    writeFileSyncPerm?: number | null;
+  }
+
+  /** Represents a Msg. */
+  class Msg implements IMsg {
+    /**
+     * Constructs a new Msg.
+     * @param [properties] Properties to set
+     */
+    constructor(properties?: main.IMsg);
+
+    /** Msg command. */
+    public command: main.Msg.Command;
+
+    /** Msg error. */
+    public error: string;
+
+    /** Msg startCwd. */
+    public startCwd: string;
+
+    /** Msg startArgv. */
+    public startArgv: string[];
+
+    /** Msg startDebugFlag. */
+    public startDebugFlag: boolean;
+
+    /** Msg startMainJs. */
+    public startMainJs: string;
+
+    /** Msg startMainMap. */
+    public startMainMap: string;
+
+    /** Msg codeFetchModuleSpecifier. */
+    public codeFetchModuleSpecifier: string;
+
+    /** Msg codeFetchContainingFile. */
+    public codeFetchContainingFile: string;
+
+    /** Msg codeFetchResModuleName. */
+    public codeFetchResModuleName: string;
+
+    /** Msg codeFetchResFilename. */
+    public codeFetchResFilename: string;
+
+    /** Msg codeFetchResSourceCode. */
+    public codeFetchResSourceCode: string;
+
+    /** Msg codeFetchResOutputCode. */
+    public codeFetchResOutputCode: string;
+
+    /** Msg codeCacheFilename. */
+    public codeCacheFilename: string;
+
+    /** Msg codeCacheSourceCode. */
+    public codeCacheSourceCode: string;
+
+    /** Msg codeCacheOutputCode. */
+    public codeCacheOutputCode: string;
+
+    /** Msg exitCode. */
+    public exitCode: number;
+
+    /** Msg timerStartId. */
+    public timerStartId: number;
+
+    /** Msg timerStartInterval. */
+    public timerStartInterval: boolean;
+
+    /** Msg timerStartDelay. */
+    public timerStartDelay: number;
+
+    /** Msg timerReadyId. */
+    public timerReadyId: number;
+
+    /** Msg timerReadyDone. */
+    public timerReadyDone: boolean;
+
+    /** Msg timerClearId. */
+    public timerClearId: number;
+
+    /** Msg fetchReqId. */
+    public fetchReqId: number;
+
+    /** Msg fetchReqUrl. */
+    public fetchReqUrl: string;
+
+    /** Msg fetchResId. */
+    public fetchResId: number;
+
+    /** Msg fetchResStatus. */
+    public fetchResStatus: number;
+
+    /** Msg fetchResHeaderLine. */
+    public fetchResHeaderLine: string[];
+
+    /** Msg fetchResBody. */
+    public fetchResBody: Uint8Array;
+
+    /** Msg readFileSyncFilename. */
+    public readFileSyncFilename: string;
+
+    /** Msg readFileSyncData. */
+    public readFileSyncData: Uint8Array;
+
+    /** Msg writeFileSyncFilename. */
+    public writeFileSyncFilename: string;
+
+    /** Msg writeFileSyncData. */
+    public writeFileSyncData: Uint8Array;
+
+    /** Msg writeFileSyncPerm. */
+    public writeFileSyncPerm: number;
+
+    /**
+     * Creates a new Msg instance using the specified properties.
+     * @param [properties] Properties to set
+     * @returns Msg instance
+     */
+    public static create(properties?: main.IMsg): main.Msg;
+
+    /**
+     * Encodes the specified Msg message. Does not implicitly {@link main.Msg.verify|verify} messages.
+     * @param message Msg message or plain object to encode
+     * @param [writer] Writer to encode to
+     * @returns Writer
+     */
+    public static encode(
+      message: main.IMsg,
+      writer?: $protobuf.Writer
+    ): $protobuf.Writer;
+
+    /**
+     * Encodes the specified Msg message, length delimited. Does not implicitly {@link main.Msg.verify|verify} messages.
+     * @param message Msg message or plain object to encode
+     * @param [writer] Writer to encode to
+     * @returns Writer
+     */
+    public static encodeDelimited(
+      message: main.IMsg,
+      writer?: $protobuf.Writer
+    ): $protobuf.Writer;
+
+    /**
+     * Decodes a Msg message from the specified reader or buffer.
+     * @param reader Reader or buffer to decode from
+     * @param [length] Message length if known beforehand
+     * @returns Msg
+     * @throws {Error} If the payload is not a reader or valid buffer
+     * @throws {$protobuf.util.ProtocolError} If required fields are missing
+     */
+    public static decode(
+      reader: $protobuf.Reader | Uint8Array,
+      length?: number
+    ): main.Msg;
+
+    /**
+     * Decodes a Msg message from the specified reader or buffer, length delimited.
+     * @param reader Reader or buffer to decode from
+     * @returns Msg
+     * @throws {Error} If the payload is not a reader or valid buffer
+     * @throws {$protobuf.util.ProtocolError} If required fields are missing
+     */
+    public static decodeDelimited(
+      reader: $protobuf.Reader | Uint8Array
+    ): main.Msg;
+
+    /**
+     * Verifies a Msg message.
+     * @param message Plain object to verify
+     * @returns `null` if valid, otherwise the reason why it is not
+     */
+    public static verify(message: { [k: string]: any }): string | null;
+
+    /**
+     * Creates a Msg message from a plain object. Also converts values to their respective internal types.
+     * @param object Plain object
+     * @returns Msg
+     */
+    public static fromObject(object: { [k: string]: any }): main.Msg;
+
+    /**
+     * Creates a plain object from a Msg message. Also converts values to other types if specified.
+     * @param message Msg
+     * @param [options] Conversion options
+     * @returns Plain object
+     */
+    public static toObject(
+      message: main.Msg,
+      options?: $protobuf.IConversionOptions
+    ): { [k: string]: any };
+
+    /**
+     * Converts this Msg to JSON.
+     * @returns JSON object
+     */
+    public toJSON(): { [k: string]: any };
+  }
+
+  namespace Msg {
+    /** Command enum. */
+    enum Command {
+      ERROR = 0,
+      START = 1,
+      CODE_FETCH = 2,
+      CODE_FETCH_RES = 3,
+      CODE_CACHE = 4,
+      EXIT = 5,
+      TIMER_START = 6,
+      TIMER_READY = 7,
+      TIMER_CLEAR = 8,
+      FETCH_REQ = 9,
+      FETCH_RES = 10,
+      READ_FILE_SYNC = 11,
+      READ_FILE_SYNC_RES = 12,
+      WRITE_FILE_SYNC = 13
+    }
+  }
+}
diff --git a/deno2/js/msg.pb.js b/deno2/js/msg.pb.js
new file mode 100644
index 0000000000..777923a324
--- /dev/null
+++ b/deno2/js/msg.pb.js
@@ -0,0 +1,1700 @@
+/*eslint-disable block-scoped-var, no-redeclare, no-control-regex, no-prototype-builtins*/
+(function(global, factory) {
+  /* global define, require, module */
+
+  /* AMD */ if (typeof define === "function" && define.amd)
+    define(["protobufjs/minimal"], factory);
+  /* CommonJS */ else if (
+    typeof require === "function" &&
+    typeof module === "object" &&
+    module &&
+    module.exports
+  )
+    module.exports = factory(require("protobufjs/minimal"));
+})(this, function($protobuf) {
+  "use strict";
+
+  // Common aliases
+  var $Reader = $protobuf.Reader,
+    $Writer = $protobuf.Writer,
+    $util = $protobuf.util;
+
+  // Exported root namespace
+  var $root = $protobuf.roots["default"] || ($protobuf.roots["default"] = {});
+
+  $root.main = (function() {
+    /**
+     * Namespace main.
+     * @exports main
+     * @namespace
+     */
+    var main = {};
+
+    main.BaseMsg = (function() {
+      /**
+       * Properties of a BaseMsg.
+       * @memberof main
+       * @interface IBaseMsg
+       * @property {string|null} [channel] BaseMsg channel
+       * @property {Uint8Array|null} [payload] BaseMsg payload
+       */
+
+      /**
+       * Constructs a new BaseMsg.
+       * @memberof main
+       * @classdesc Represents a BaseMsg.
+       * @implements IBaseMsg
+       * @constructor
+       * @param {main.IBaseMsg=} [properties] Properties to set
+       */
+      function BaseMsg(properties) {
+        if (properties)
+          for (var keys = Object.keys(properties), i = 0; i < keys.length; ++i)
+            if (properties[keys[i]] != null)
+              this[keys[i]] = properties[keys[i]];
+      }
+
+      /**
+       * BaseMsg channel.
+       * @member {string} channel
+       * @memberof main.BaseMsg
+       * @instance
+       */
+      BaseMsg.prototype.channel = "";
+
+      /**
+       * BaseMsg payload.
+       * @member {Uint8Array} payload
+       * @memberof main.BaseMsg
+       * @instance
+       */
+      BaseMsg.prototype.payload = $util.newBuffer([]);
+
+      /**
+       * Creates a new BaseMsg instance using the specified properties.
+       * @function create
+       * @memberof main.BaseMsg
+       * @static
+       * @param {main.IBaseMsg=} [properties] Properties to set
+       * @returns {main.BaseMsg} BaseMsg instance
+       */
+      BaseMsg.create = function create(properties) {
+        return new BaseMsg(properties);
+      };
+
+      /**
+       * Encodes the specified BaseMsg message. Does not implicitly {@link main.BaseMsg.verify|verify} messages.
+       * @function encode
+       * @memberof main.BaseMsg
+       * @static
+       * @param {main.IBaseMsg} message BaseMsg message or plain object to encode
+       * @param {$protobuf.Writer} [writer] Writer to encode to
+       * @returns {$protobuf.Writer} Writer
+       */
+      BaseMsg.encode = function encode(message, writer) {
+        if (!writer) writer = $Writer.create();
+        if (message.channel != null && message.hasOwnProperty("channel"))
+          writer.uint32(/* id 1, wireType 2 =*/ 10).string(message.channel);
+        if (message.payload != null && message.hasOwnProperty("payload"))
+          writer.uint32(/* id 2, wireType 2 =*/ 18).bytes(message.payload);
+        return writer;
+      };
+
+      /**
+       * Encodes the specified BaseMsg message, length delimited. Does not implicitly {@link main.BaseMsg.verify|verify} messages.
+       * @function encodeDelimited
+       * @memberof main.BaseMsg
+       * @static
+       * @param {main.IBaseMsg} message BaseMsg message or plain object to encode
+       * @param {$protobuf.Writer} [writer] Writer to encode to
+       * @returns {$protobuf.Writer} Writer
+       */
+      BaseMsg.encodeDelimited = function encodeDelimited(message, writer) {
+        return this.encode(message, writer).ldelim();
+      };
+
+      /**
+       * Decodes a BaseMsg message from the specified reader or buffer.
+       * @function decode
+       * @memberof main.BaseMsg
+       * @static
+       * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
+       * @param {number} [length] Message length if known beforehand
+       * @returns {main.BaseMsg} BaseMsg
+       * @throws {Error} If the payload is not a reader or valid buffer
+       * @throws {$protobuf.util.ProtocolError} If required fields are missing
+       */
+      BaseMsg.decode = function decode(reader, length) {
+        if (!(reader instanceof $Reader)) reader = $Reader.create(reader);
+        var end = length === undefined ? reader.len : reader.pos + length,
+          message = new $root.main.BaseMsg();
+        while (reader.pos < end) {
+          var tag = reader.uint32();
+          switch (tag >>> 3) {
+            case 1:
+              message.channel = reader.string();
+              break;
+            case 2:
+              message.payload = reader.bytes();
+              break;
+            default:
+              reader.skipType(tag & 7);
+              break;
+          }
+        }
+        return message;
+      };
+
+      /**
+       * Decodes a BaseMsg message from the specified reader or buffer, length delimited.
+       * @function decodeDelimited
+       * @memberof main.BaseMsg
+       * @static
+       * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
+       * @returns {main.BaseMsg} BaseMsg
+       * @throws {Error} If the payload is not a reader or valid buffer
+       * @throws {$protobuf.util.ProtocolError} If required fields are missing
+       */
+      BaseMsg.decodeDelimited = function decodeDelimited(reader) {
+        if (!(reader instanceof $Reader)) reader = new $Reader(reader);
+        return this.decode(reader, reader.uint32());
+      };
+
+      /**
+       * Verifies a BaseMsg message.
+       * @function verify
+       * @memberof main.BaseMsg
+       * @static
+       * @param {Object.<string,*>} message Plain object to verify
+       * @returns {string|null} `null` if valid, otherwise the reason why it is not
+       */
+      BaseMsg.verify = function verify(message) {
+        if (typeof message !== "object" || message === null)
+          return "object expected";
+        if (message.channel != null && message.hasOwnProperty("channel"))
+          if (!$util.isString(message.channel))
+            return "channel: string expected";
+        if (message.payload != null && message.hasOwnProperty("payload"))
+          if (
+            !(
+              (message.payload && typeof message.payload.length === "number") ||
+              $util.isString(message.payload)
+            )
+          )
+            return "payload: buffer expected";
+        return null;
+      };
+
+      /**
+       * Creates a BaseMsg message from a plain object. Also converts values to their respective internal types.
+       * @function fromObject
+       * @memberof main.BaseMsg
+       * @static
+       * @param {Object.<string,*>} object Plain object
+       * @returns {main.BaseMsg} BaseMsg
+       */
+      BaseMsg.fromObject = function fromObject(object) {
+        if (object instanceof $root.main.BaseMsg) return object;
+        var message = new $root.main.BaseMsg();
+        if (object.channel != null) message.channel = String(object.channel);
+        if (object.payload != null)
+          if (typeof object.payload === "string")
+            $util.base64.decode(
+              object.payload,
+              (message.payload = $util.newBuffer(
+                $util.base64.length(object.payload)
+              )),
+              0
+            );
+          else if (object.payload.length) message.payload = object.payload;
+        return message;
+      };
+
+      /**
+       * Creates a plain object from a BaseMsg message. Also converts values to other types if specified.
+       * @function toObject
+       * @memberof main.BaseMsg
+       * @static
+       * @param {main.BaseMsg} message BaseMsg
+       * @param {$protobuf.IConversionOptions} [options] Conversion options
+       * @returns {Object.<string,*>} Plain object
+       */
+      BaseMsg.toObject = function toObject(message, options) {
+        if (!options) options = {};
+        var object = {};
+        if (options.defaults) {
+          object.channel = "";
+          object.payload = options.bytes === String ? "" : [];
+        }
+        if (message.channel != null && message.hasOwnProperty("channel"))
+          object.channel = message.channel;
+        if (message.payload != null && message.hasOwnProperty("payload"))
+          object.payload =
+            options.bytes === String
+              ? $util.base64.encode(message.payload, 0, message.payload.length)
+              : options.bytes === Array
+                ? Array.prototype.slice.call(message.payload)
+                : message.payload;
+        return object;
+      };
+
+      /**
+       * Converts this BaseMsg to JSON.
+       * @function toJSON
+       * @memberof main.BaseMsg
+       * @instance
+       * @returns {Object.<string,*>} JSON object
+       */
+      BaseMsg.prototype.toJSON = function toJSON() {
+        return this.constructor.toObject(this, $protobuf.util.toJSONOptions);
+      };
+
+      return BaseMsg;
+    })();
+
+    main.Msg = (function() {
+      /**
+       * Properties of a Msg.
+       * @memberof main
+       * @interface IMsg
+       * @property {main.Msg.Command|null} [command] Msg command
+       * @property {string|null} [error] Msg error
+       * @property {string|null} [startCwd] Msg startCwd
+       * @property {Array.<string>|null} [startArgv] Msg startArgv
+       * @property {boolean|null} [startDebugFlag] Msg startDebugFlag
+       * @property {string|null} [startMainJs] Msg startMainJs
+       * @property {string|null} [startMainMap] Msg startMainMap
+       * @property {string|null} [codeFetchModuleSpecifier] Msg codeFetchModuleSpecifier
+       * @property {string|null} [codeFetchContainingFile] Msg codeFetchContainingFile
+       * @property {string|null} [codeFetchResModuleName] Msg codeFetchResModuleName
+       * @property {string|null} [codeFetchResFilename] Msg codeFetchResFilename
+       * @property {string|null} [codeFetchResSourceCode] Msg codeFetchResSourceCode
+       * @property {string|null} [codeFetchResOutputCode] Msg codeFetchResOutputCode
+       * @property {string|null} [codeCacheFilename] Msg codeCacheFilename
+       * @property {string|null} [codeCacheSourceCode] Msg codeCacheSourceCode
+       * @property {string|null} [codeCacheOutputCode] Msg codeCacheOutputCode
+       * @property {number|null} [exitCode] Msg exitCode
+       * @property {number|null} [timerStartId] Msg timerStartId
+       * @property {boolean|null} [timerStartInterval] Msg timerStartInterval
+       * @property {number|null} [timerStartDelay] Msg timerStartDelay
+       * @property {number|null} [timerReadyId] Msg timerReadyId
+       * @property {boolean|null} [timerReadyDone] Msg timerReadyDone
+       * @property {number|null} [timerClearId] Msg timerClearId
+       * @property {number|null} [fetchReqId] Msg fetchReqId
+       * @property {string|null} [fetchReqUrl] Msg fetchReqUrl
+       * @property {number|null} [fetchResId] Msg fetchResId
+       * @property {number|null} [fetchResStatus] Msg fetchResStatus
+       * @property {Array.<string>|null} [fetchResHeaderLine] Msg fetchResHeaderLine
+       * @property {Uint8Array|null} [fetchResBody] Msg fetchResBody
+       * @property {string|null} [readFileSyncFilename] Msg readFileSyncFilename
+       * @property {Uint8Array|null} [readFileSyncData] Msg readFileSyncData
+       * @property {string|null} [writeFileSyncFilename] Msg writeFileSyncFilename
+       * @property {Uint8Array|null} [writeFileSyncData] Msg writeFileSyncData
+       * @property {number|null} [writeFileSyncPerm] Msg writeFileSyncPerm
+       */
+
+      /**
+       * Constructs a new Msg.
+       * @memberof main
+       * @classdesc Represents a Msg.
+       * @implements IMsg
+       * @constructor
+       * @param {main.IMsg=} [properties] Properties to set
+       */
+      function Msg(properties) {
+        this.startArgv = [];
+        this.fetchResHeaderLine = [];
+        if (properties)
+          for (var keys = Object.keys(properties), i = 0; i < keys.length; ++i)
+            if (properties[keys[i]] != null)
+              this[keys[i]] = properties[keys[i]];
+      }
+
+      /**
+       * Msg command.
+       * @member {main.Msg.Command} command
+       * @memberof main.Msg
+       * @instance
+       */
+      Msg.prototype.command = 0;
+
+      /**
+       * Msg error.
+       * @member {string} error
+       * @memberof main.Msg
+       * @instance
+       */
+      Msg.prototype.error = "";
+
+      /**
+       * Msg startCwd.
+       * @member {string} startCwd
+       * @memberof main.Msg
+       * @instance
+       */
+      Msg.prototype.startCwd = "";
+
+      /**
+       * Msg startArgv.
+       * @member {Array.<string>} startArgv
+       * @memberof main.Msg
+       * @instance
+       */
+      Msg.prototype.startArgv = $util.emptyArray;
+
+      /**
+       * Msg startDebugFlag.
+       * @member {boolean} startDebugFlag
+       * @memberof main.Msg
+       * @instance
+       */
+      Msg.prototype.startDebugFlag = false;
+
+      /**
+       * Msg startMainJs.
+       * @member {string} startMainJs
+       * @memberof main.Msg
+       * @instance
+       */
+      Msg.prototype.startMainJs = "";
+
+      /**
+       * Msg startMainMap.
+       * @member {string} startMainMap
+       * @memberof main.Msg
+       * @instance
+       */
+      Msg.prototype.startMainMap = "";
+
+      /**
+       * Msg codeFetchModuleSpecifier.
+       * @member {string} codeFetchModuleSpecifier
+       * @memberof main.Msg
+       * @instance
+       */
+      Msg.prototype.codeFetchModuleSpecifier = "";
+
+      /**
+       * Msg codeFetchContainingFile.
+       * @member {string} codeFetchContainingFile
+       * @memberof main.Msg
+       * @instance
+       */
+      Msg.prototype.codeFetchContainingFile = "";
+
+      /**
+       * Msg codeFetchResModuleName.
+       * @member {string} codeFetchResModuleName
+       * @memberof main.Msg
+       * @instance
+       */
+      Msg.prototype.codeFetchResModuleName = "";
+
+      /**
+       * Msg codeFetchResFilename.
+       * @member {string} codeFetchResFilename
+       * @memberof main.Msg
+       * @instance
+       */
+      Msg.prototype.codeFetchResFilename = "";
+
+      /**
+       * Msg codeFetchResSourceCode.
+       * @member {string} codeFetchResSourceCode
+       * @memberof main.Msg
+       * @instance
+       */
+      Msg.prototype.codeFetchResSourceCode = "";
+
+      /**
+       * Msg codeFetchResOutputCode.
+       * @member {string} codeFetchResOutputCode
+       * @memberof main.Msg
+       * @instance
+       */
+      Msg.prototype.codeFetchResOutputCode = "";
+
+      /**
+       * Msg codeCacheFilename.
+       * @member {string} codeCacheFilename
+       * @memberof main.Msg
+       * @instance
+       */
+      Msg.prototype.codeCacheFilename = "";
+
+      /**
+       * Msg codeCacheSourceCode.
+       * @member {string} codeCacheSourceCode
+       * @memberof main.Msg
+       * @instance
+       */
+      Msg.prototype.codeCacheSourceCode = "";
+
+      /**
+       * Msg codeCacheOutputCode.
+       * @member {string} codeCacheOutputCode
+       * @memberof main.Msg
+       * @instance
+       */
+      Msg.prototype.codeCacheOutputCode = "";
+
+      /**
+       * Msg exitCode.
+       * @member {number} exitCode
+       * @memberof main.Msg
+       * @instance
+       */
+      Msg.prototype.exitCode = 0;
+
+      /**
+       * Msg timerStartId.
+       * @member {number} timerStartId
+       * @memberof main.Msg
+       * @instance
+       */
+      Msg.prototype.timerStartId = 0;
+
+      /**
+       * Msg timerStartInterval.
+       * @member {boolean} timerStartInterval
+       * @memberof main.Msg
+       * @instance
+       */
+      Msg.prototype.timerStartInterval = false;
+
+      /**
+       * Msg timerStartDelay.
+       * @member {number} timerStartDelay
+       * @memberof main.Msg
+       * @instance
+       */
+      Msg.prototype.timerStartDelay = 0;
+
+      /**
+       * Msg timerReadyId.
+       * @member {number} timerReadyId
+       * @memberof main.Msg
+       * @instance
+       */
+      Msg.prototype.timerReadyId = 0;
+
+      /**
+       * Msg timerReadyDone.
+       * @member {boolean} timerReadyDone
+       * @memberof main.Msg
+       * @instance
+       */
+      Msg.prototype.timerReadyDone = false;
+
+      /**
+       * Msg timerClearId.
+       * @member {number} timerClearId
+       * @memberof main.Msg
+       * @instance
+       */
+      Msg.prototype.timerClearId = 0;
+
+      /**
+       * Msg fetchReqId.
+       * @member {number} fetchReqId
+       * @memberof main.Msg
+       * @instance
+       */
+      Msg.prototype.fetchReqId = 0;
+
+      /**
+       * Msg fetchReqUrl.
+       * @member {string} fetchReqUrl
+       * @memberof main.Msg
+       * @instance
+       */
+      Msg.prototype.fetchReqUrl = "";
+
+      /**
+       * Msg fetchResId.
+       * @member {number} fetchResId
+       * @memberof main.Msg
+       * @instance
+       */
+      Msg.prototype.fetchResId = 0;
+
+      /**
+       * Msg fetchResStatus.
+       * @member {number} fetchResStatus
+       * @memberof main.Msg
+       * @instance
+       */
+      Msg.prototype.fetchResStatus = 0;
+
+      /**
+       * Msg fetchResHeaderLine.
+       * @member {Array.<string>} fetchResHeaderLine
+       * @memberof main.Msg
+       * @instance
+       */
+      Msg.prototype.fetchResHeaderLine = $util.emptyArray;
+
+      /**
+       * Msg fetchResBody.
+       * @member {Uint8Array} fetchResBody
+       * @memberof main.Msg
+       * @instance
+       */
+      Msg.prototype.fetchResBody = $util.newBuffer([]);
+
+      /**
+       * Msg readFileSyncFilename.
+       * @member {string} readFileSyncFilename
+       * @memberof main.Msg
+       * @instance
+       */
+      Msg.prototype.readFileSyncFilename = "";
+
+      /**
+       * Msg readFileSyncData.
+       * @member {Uint8Array} readFileSyncData
+       * @memberof main.Msg
+       * @instance
+       */
+      Msg.prototype.readFileSyncData = $util.newBuffer([]);
+
+      /**
+       * Msg writeFileSyncFilename.
+       * @member {string} writeFileSyncFilename
+       * @memberof main.Msg
+       * @instance
+       */
+      Msg.prototype.writeFileSyncFilename = "";
+
+      /**
+       * Msg writeFileSyncData.
+       * @member {Uint8Array} writeFileSyncData
+       * @memberof main.Msg
+       * @instance
+       */
+      Msg.prototype.writeFileSyncData = $util.newBuffer([]);
+
+      /**
+       * Msg writeFileSyncPerm.
+       * @member {number} writeFileSyncPerm
+       * @memberof main.Msg
+       * @instance
+       */
+      Msg.prototype.writeFileSyncPerm = 0;
+
+      /**
+       * Creates a new Msg instance using the specified properties.
+       * @function create
+       * @memberof main.Msg
+       * @static
+       * @param {main.IMsg=} [properties] Properties to set
+       * @returns {main.Msg} Msg instance
+       */
+      Msg.create = function create(properties) {
+        return new Msg(properties);
+      };
+
+      /**
+       * Encodes the specified Msg message. Does not implicitly {@link main.Msg.verify|verify} messages.
+       * @function encode
+       * @memberof main.Msg
+       * @static
+       * @param {main.IMsg} message Msg message or plain object to encode
+       * @param {$protobuf.Writer} [writer] Writer to encode to
+       * @returns {$protobuf.Writer} Writer
+       */
+      Msg.encode = function encode(message, writer) {
+        if (!writer) writer = $Writer.create();
+        if (message.command != null && message.hasOwnProperty("command"))
+          writer.uint32(/* id 1, wireType 0 =*/ 8).int32(message.command);
+        if (message.error != null && message.hasOwnProperty("error"))
+          writer.uint32(/* id 2, wireType 2 =*/ 18).string(message.error);
+        if (message.startCwd != null && message.hasOwnProperty("startCwd"))
+          writer.uint32(/* id 10, wireType 2 =*/ 82).string(message.startCwd);
+        if (message.startArgv != null && message.startArgv.length)
+          for (var i = 0; i < message.startArgv.length; ++i)
+            writer
+              .uint32(/* id 11, wireType 2 =*/ 90)
+              .string(message.startArgv[i]);
+        if (
+          message.startDebugFlag != null &&
+          message.hasOwnProperty("startDebugFlag")
+        )
+          writer
+            .uint32(/* id 12, wireType 0 =*/ 96)
+            .bool(message.startDebugFlag);
+        if (
+          message.startMainJs != null &&
+          message.hasOwnProperty("startMainJs")
+        )
+          writer
+            .uint32(/* id 13, wireType 2 =*/ 106)
+            .string(message.startMainJs);
+        if (
+          message.startMainMap != null &&
+          message.hasOwnProperty("startMainMap")
+        )
+          writer
+            .uint32(/* id 14, wireType 2 =*/ 114)
+            .string(message.startMainMap);
+        if (
+          message.codeFetchModuleSpecifier != null &&
+          message.hasOwnProperty("codeFetchModuleSpecifier")
+        )
+          writer
+            .uint32(/* id 20, wireType 2 =*/ 162)
+            .string(message.codeFetchModuleSpecifier);
+        if (
+          message.codeFetchContainingFile != null &&
+          message.hasOwnProperty("codeFetchContainingFile")
+        )
+          writer
+            .uint32(/* id 21, wireType 2 =*/ 170)
+            .string(message.codeFetchContainingFile);
+        if (
+          message.codeFetchResModuleName != null &&
+          message.hasOwnProperty("codeFetchResModuleName")
+        )
+          writer
+            .uint32(/* id 30, wireType 2 =*/ 242)
+            .string(message.codeFetchResModuleName);
+        if (
+          message.codeFetchResFilename != null &&
+          message.hasOwnProperty("codeFetchResFilename")
+        )
+          writer
+            .uint32(/* id 31, wireType 2 =*/ 250)
+            .string(message.codeFetchResFilename);
+        if (
+          message.codeFetchResSourceCode != null &&
+          message.hasOwnProperty("codeFetchResSourceCode")
+        )
+          writer
+            .uint32(/* id 32, wireType 2 =*/ 258)
+            .string(message.codeFetchResSourceCode);
+        if (
+          message.codeFetchResOutputCode != null &&
+          message.hasOwnProperty("codeFetchResOutputCode")
+        )
+          writer
+            .uint32(/* id 33, wireType 2 =*/ 266)
+            .string(message.codeFetchResOutputCode);
+        if (
+          message.codeCacheFilename != null &&
+          message.hasOwnProperty("codeCacheFilename")
+        )
+          writer
+            .uint32(/* id 41, wireType 2 =*/ 330)
+            .string(message.codeCacheFilename);
+        if (
+          message.codeCacheSourceCode != null &&
+          message.hasOwnProperty("codeCacheSourceCode")
+        )
+          writer
+            .uint32(/* id 42, wireType 2 =*/ 338)
+            .string(message.codeCacheSourceCode);
+        if (
+          message.codeCacheOutputCode != null &&
+          message.hasOwnProperty("codeCacheOutputCode")
+        )
+          writer
+            .uint32(/* id 43, wireType 2 =*/ 346)
+            .string(message.codeCacheOutputCode);
+        if (message.exitCode != null && message.hasOwnProperty("exitCode"))
+          writer.uint32(/* id 50, wireType 0 =*/ 400).int32(message.exitCode);
+        if (
+          message.timerStartId != null &&
+          message.hasOwnProperty("timerStartId")
+        )
+          writer
+            .uint32(/* id 60, wireType 0 =*/ 480)
+            .int32(message.timerStartId);
+        if (
+          message.timerStartInterval != null &&
+          message.hasOwnProperty("timerStartInterval")
+        )
+          writer
+            .uint32(/* id 61, wireType 0 =*/ 488)
+            .bool(message.timerStartInterval);
+        if (
+          message.timerStartDelay != null &&
+          message.hasOwnProperty("timerStartDelay")
+        )
+          writer
+            .uint32(/* id 62, wireType 0 =*/ 496)
+            .int32(message.timerStartDelay);
+        if (
+          message.timerReadyId != null &&
+          message.hasOwnProperty("timerReadyId")
+        )
+          writer
+            .uint32(/* id 70, wireType 0 =*/ 560)
+            .int32(message.timerReadyId);
+        if (
+          message.timerReadyDone != null &&
+          message.hasOwnProperty("timerReadyDone")
+        )
+          writer
+            .uint32(/* id 71, wireType 0 =*/ 568)
+            .bool(message.timerReadyDone);
+        if (
+          message.timerClearId != null &&
+          message.hasOwnProperty("timerClearId")
+        )
+          writer
+            .uint32(/* id 80, wireType 0 =*/ 640)
+            .int32(message.timerClearId);
+        if (message.fetchReqId != null && message.hasOwnProperty("fetchReqId"))
+          writer.uint32(/* id 90, wireType 0 =*/ 720).int32(message.fetchReqId);
+        if (
+          message.fetchReqUrl != null &&
+          message.hasOwnProperty("fetchReqUrl")
+        )
+          writer
+            .uint32(/* id 91, wireType 2 =*/ 730)
+            .string(message.fetchReqUrl);
+        if (message.fetchResId != null && message.hasOwnProperty("fetchResId"))
+          writer
+            .uint32(/* id 100, wireType 0 =*/ 800)
+            .int32(message.fetchResId);
+        if (
+          message.fetchResStatus != null &&
+          message.hasOwnProperty("fetchResStatus")
+        )
+          writer
+            .uint32(/* id 101, wireType 0 =*/ 808)
+            .int32(message.fetchResStatus);
+        if (
+          message.fetchResHeaderLine != null &&
+          message.fetchResHeaderLine.length
+        )
+          for (var i = 0; i < message.fetchResHeaderLine.length; ++i)
+            writer
+              .uint32(/* id 102, wireType 2 =*/ 818)
+              .string(message.fetchResHeaderLine[i]);
+        if (
+          message.fetchResBody != null &&
+          message.hasOwnProperty("fetchResBody")
+        )
+          writer
+            .uint32(/* id 103, wireType 2 =*/ 826)
+            .bytes(message.fetchResBody);
+        if (
+          message.readFileSyncFilename != null &&
+          message.hasOwnProperty("readFileSyncFilename")
+        )
+          writer
+            .uint32(/* id 110, wireType 2 =*/ 882)
+            .string(message.readFileSyncFilename);
+        if (
+          message.readFileSyncData != null &&
+          message.hasOwnProperty("readFileSyncData")
+        )
+          writer
+            .uint32(/* id 120, wireType 2 =*/ 962)
+            .bytes(message.readFileSyncData);
+        if (
+          message.writeFileSyncFilename != null &&
+          message.hasOwnProperty("writeFileSyncFilename")
+        )
+          writer
+            .uint32(/* id 130, wireType 2 =*/ 1042)
+            .string(message.writeFileSyncFilename);
+        if (
+          message.writeFileSyncData != null &&
+          message.hasOwnProperty("writeFileSyncData")
+        )
+          writer
+            .uint32(/* id 131, wireType 2 =*/ 1050)
+            .bytes(message.writeFileSyncData);
+        if (
+          message.writeFileSyncPerm != null &&
+          message.hasOwnProperty("writeFileSyncPerm")
+        )
+          writer
+            .uint32(/* id 132, wireType 0 =*/ 1056)
+            .uint32(message.writeFileSyncPerm);
+        return writer;
+      };
+
+      /**
+       * Encodes the specified Msg message, length delimited. Does not implicitly {@link main.Msg.verify|verify} messages.
+       * @function encodeDelimited
+       * @memberof main.Msg
+       * @static
+       * @param {main.IMsg} message Msg message or plain object to encode
+       * @param {$protobuf.Writer} [writer] Writer to encode to
+       * @returns {$protobuf.Writer} Writer
+       */
+      Msg.encodeDelimited = function encodeDelimited(message, writer) {
+        return this.encode(message, writer).ldelim();
+      };
+
+      /**
+       * Decodes a Msg message from the specified reader or buffer.
+       * @function decode
+       * @memberof main.Msg
+       * @static
+       * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
+       * @param {number} [length] Message length if known beforehand
+       * @returns {main.Msg} Msg
+       * @throws {Error} If the payload is not a reader or valid buffer
+       * @throws {$protobuf.util.ProtocolError} If required fields are missing
+       */
+      Msg.decode = function decode(reader, length) {
+        if (!(reader instanceof $Reader)) reader = $Reader.create(reader);
+        var end = length === undefined ? reader.len : reader.pos + length,
+          message = new $root.main.Msg();
+        while (reader.pos < end) {
+          var tag = reader.uint32();
+          switch (tag >>> 3) {
+            case 1:
+              message.command = reader.int32();
+              break;
+            case 2:
+              message.error = reader.string();
+              break;
+            case 10:
+              message.startCwd = reader.string();
+              break;
+            case 11:
+              if (!(message.startArgv && message.startArgv.length))
+                message.startArgv = [];
+              message.startArgv.push(reader.string());
+              break;
+            case 12:
+              message.startDebugFlag = reader.bool();
+              break;
+            case 13:
+              message.startMainJs = reader.string();
+              break;
+            case 14:
+              message.startMainMap = reader.string();
+              break;
+            case 20:
+              message.codeFetchModuleSpecifier = reader.string();
+              break;
+            case 21:
+              message.codeFetchContainingFile = reader.string();
+              break;
+            case 30:
+              message.codeFetchResModuleName = reader.string();
+              break;
+            case 31:
+              message.codeFetchResFilename = reader.string();
+              break;
+            case 32:
+              message.codeFetchResSourceCode = reader.string();
+              break;
+            case 33:
+              message.codeFetchResOutputCode = reader.string();
+              break;
+            case 41:
+              message.codeCacheFilename = reader.string();
+              break;
+            case 42:
+              message.codeCacheSourceCode = reader.string();
+              break;
+            case 43:
+              message.codeCacheOutputCode = reader.string();
+              break;
+            case 50:
+              message.exitCode = reader.int32();
+              break;
+            case 60:
+              message.timerStartId = reader.int32();
+              break;
+            case 61:
+              message.timerStartInterval = reader.bool();
+              break;
+            case 62:
+              message.timerStartDelay = reader.int32();
+              break;
+            case 70:
+              message.timerReadyId = reader.int32();
+              break;
+            case 71:
+              message.timerReadyDone = reader.bool();
+              break;
+            case 80:
+              message.timerClearId = reader.int32();
+              break;
+            case 90:
+              message.fetchReqId = reader.int32();
+              break;
+            case 91:
+              message.fetchReqUrl = reader.string();
+              break;
+            case 100:
+              message.fetchResId = reader.int32();
+              break;
+            case 101:
+              message.fetchResStatus = reader.int32();
+              break;
+            case 102:
+              if (
+                !(
+                  message.fetchResHeaderLine &&
+                  message.fetchResHeaderLine.length
+                )
+              )
+                message.fetchResHeaderLine = [];
+              message.fetchResHeaderLine.push(reader.string());
+              break;
+            case 103:
+              message.fetchResBody = reader.bytes();
+              break;
+            case 110:
+              message.readFileSyncFilename = reader.string();
+              break;
+            case 120:
+              message.readFileSyncData = reader.bytes();
+              break;
+            case 130:
+              message.writeFileSyncFilename = reader.string();
+              break;
+            case 131:
+              message.writeFileSyncData = reader.bytes();
+              break;
+            case 132:
+              message.writeFileSyncPerm = reader.uint32();
+              break;
+            default:
+              reader.skipType(tag & 7);
+              break;
+          }
+        }
+        return message;
+      };
+
+      /**
+       * Decodes a Msg message from the specified reader or buffer, length delimited.
+       * @function decodeDelimited
+       * @memberof main.Msg
+       * @static
+       * @param {$protobuf.Reader|Uint8Array} reader Reader or buffer to decode from
+       * @returns {main.Msg} Msg
+       * @throws {Error} If the payload is not a reader or valid buffer
+       * @throws {$protobuf.util.ProtocolError} If required fields are missing
+       */
+      Msg.decodeDelimited = function decodeDelimited(reader) {
+        if (!(reader instanceof $Reader)) reader = new $Reader(reader);
+        return this.decode(reader, reader.uint32());
+      };
+
+      /**
+       * Verifies a Msg message.
+       * @function verify
+       * @memberof main.Msg
+       * @static
+       * @param {Object.<string,*>} message Plain object to verify
+       * @returns {string|null} `null` if valid, otherwise the reason why it is not
+       */
+      Msg.verify = function verify(message) {
+        if (typeof message !== "object" || message === null)
+          return "object expected";
+        if (message.command != null && message.hasOwnProperty("command"))
+          switch (message.command) {
+            default:
+              return "command: enum value expected";
+            case 0:
+            case 1:
+            case 2:
+            case 3:
+            case 4:
+            case 5:
+            case 6:
+            case 7:
+            case 8:
+            case 9:
+            case 10:
+            case 11:
+            case 12:
+            case 13:
+              break;
+          }
+        if (message.error != null && message.hasOwnProperty("error"))
+          if (!$util.isString(message.error)) return "error: string expected";
+        if (message.startCwd != null && message.hasOwnProperty("startCwd"))
+          if (!$util.isString(message.startCwd))
+            return "startCwd: string expected";
+        if (message.startArgv != null && message.hasOwnProperty("startArgv")) {
+          if (!Array.isArray(message.startArgv))
+            return "startArgv: array expected";
+          for (var i = 0; i < message.startArgv.length; ++i)
+            if (!$util.isString(message.startArgv[i]))
+              return "startArgv: string[] expected";
+        }
+        if (
+          message.startDebugFlag != null &&
+          message.hasOwnProperty("startDebugFlag")
+        )
+          if (typeof message.startDebugFlag !== "boolean")
+            return "startDebugFlag: boolean expected";
+        if (
+          message.startMainJs != null &&
+          message.hasOwnProperty("startMainJs")
+        )
+          if (!$util.isString(message.startMainJs))
+            return "startMainJs: string expected";
+        if (
+          message.startMainMap != null &&
+          message.hasOwnProperty("startMainMap")
+        )
+          if (!$util.isString(message.startMainMap))
+            return "startMainMap: string expected";
+        if (
+          message.codeFetchModuleSpecifier != null &&
+          message.hasOwnProperty("codeFetchModuleSpecifier")
+        )
+          if (!$util.isString(message.codeFetchModuleSpecifier))
+            return "codeFetchModuleSpecifier: string expected";
+        if (
+          message.codeFetchContainingFile != null &&
+          message.hasOwnProperty("codeFetchContainingFile")
+        )
+          if (!$util.isString(message.codeFetchContainingFile))
+            return "codeFetchContainingFile: string expected";
+        if (
+          message.codeFetchResModuleName != null &&
+          message.hasOwnProperty("codeFetchResModuleName")
+        )
+          if (!$util.isString(message.codeFetchResModuleName))
+            return "codeFetchResModuleName: string expected";
+        if (
+          message.codeFetchResFilename != null &&
+          message.hasOwnProperty("codeFetchResFilename")
+        )
+          if (!$util.isString(message.codeFetchResFilename))
+            return "codeFetchResFilename: string expected";
+        if (
+          message.codeFetchResSourceCode != null &&
+          message.hasOwnProperty("codeFetchResSourceCode")
+        )
+          if (!$util.isString(message.codeFetchResSourceCode))
+            return "codeFetchResSourceCode: string expected";
+        if (
+          message.codeFetchResOutputCode != null &&
+          message.hasOwnProperty("codeFetchResOutputCode")
+        )
+          if (!$util.isString(message.codeFetchResOutputCode))
+            return "codeFetchResOutputCode: string expected";
+        if (
+          message.codeCacheFilename != null &&
+          message.hasOwnProperty("codeCacheFilename")
+        )
+          if (!$util.isString(message.codeCacheFilename))
+            return "codeCacheFilename: string expected";
+        if (
+          message.codeCacheSourceCode != null &&
+          message.hasOwnProperty("codeCacheSourceCode")
+        )
+          if (!$util.isString(message.codeCacheSourceCode))
+            return "codeCacheSourceCode: string expected";
+        if (
+          message.codeCacheOutputCode != null &&
+          message.hasOwnProperty("codeCacheOutputCode")
+        )
+          if (!$util.isString(message.codeCacheOutputCode))
+            return "codeCacheOutputCode: string expected";
+        if (message.exitCode != null && message.hasOwnProperty("exitCode"))
+          if (!$util.isInteger(message.exitCode))
+            return "exitCode: integer expected";
+        if (
+          message.timerStartId != null &&
+          message.hasOwnProperty("timerStartId")
+        )
+          if (!$util.isInteger(message.timerStartId))
+            return "timerStartId: integer expected";
+        if (
+          message.timerStartInterval != null &&
+          message.hasOwnProperty("timerStartInterval")
+        )
+          if (typeof message.timerStartInterval !== "boolean")
+            return "timerStartInterval: boolean expected";
+        if (
+          message.timerStartDelay != null &&
+          message.hasOwnProperty("timerStartDelay")
+        )
+          if (!$util.isInteger(message.timerStartDelay))
+            return "timerStartDelay: integer expected";
+        if (
+          message.timerReadyId != null &&
+          message.hasOwnProperty("timerReadyId")
+        )
+          if (!$util.isInteger(message.timerReadyId))
+            return "timerReadyId: integer expected";
+        if (
+          message.timerReadyDone != null &&
+          message.hasOwnProperty("timerReadyDone")
+        )
+          if (typeof message.timerReadyDone !== "boolean")
+            return "timerReadyDone: boolean expected";
+        if (
+          message.timerClearId != null &&
+          message.hasOwnProperty("timerClearId")
+        )
+          if (!$util.isInteger(message.timerClearId))
+            return "timerClearId: integer expected";
+        if (message.fetchReqId != null && message.hasOwnProperty("fetchReqId"))
+          if (!$util.isInteger(message.fetchReqId))
+            return "fetchReqId: integer expected";
+        if (
+          message.fetchReqUrl != null &&
+          message.hasOwnProperty("fetchReqUrl")
+        )
+          if (!$util.isString(message.fetchReqUrl))
+            return "fetchReqUrl: string expected";
+        if (message.fetchResId != null && message.hasOwnProperty("fetchResId"))
+          if (!$util.isInteger(message.fetchResId))
+            return "fetchResId: integer expected";
+        if (
+          message.fetchResStatus != null &&
+          message.hasOwnProperty("fetchResStatus")
+        )
+          if (!$util.isInteger(message.fetchResStatus))
+            return "fetchResStatus: integer expected";
+        if (
+          message.fetchResHeaderLine != null &&
+          message.hasOwnProperty("fetchResHeaderLine")
+        ) {
+          if (!Array.isArray(message.fetchResHeaderLine))
+            return "fetchResHeaderLine: array expected";
+          for (var i = 0; i < message.fetchResHeaderLine.length; ++i)
+            if (!$util.isString(message.fetchResHeaderLine[i]))
+              return "fetchResHeaderLine: string[] expected";
+        }
+        if (
+          message.fetchResBody != null &&
+          message.hasOwnProperty("fetchResBody")
+        )
+          if (
+            !(
+              (message.fetchResBody &&
+                typeof message.fetchResBody.length === "number") ||
+              $util.isString(message.fetchResBody)
+            )
+          )
+            return "fetchResBody: buffer expected";
+        if (
+          message.readFileSyncFilename != null &&
+          message.hasOwnProperty("readFileSyncFilename")
+        )
+          if (!$util.isString(message.readFileSyncFilename))
+            return "readFileSyncFilename: string expected";
+        if (
+          message.readFileSyncData != null &&
+          message.hasOwnProperty("readFileSyncData")
+        )
+          if (
+            !(
+              (message.readFileSyncData &&
+                typeof message.readFileSyncData.length === "number") ||
+              $util.isString(message.readFileSyncData)
+            )
+          )
+            return "readFileSyncData: buffer expected";
+        if (
+          message.writeFileSyncFilename != null &&
+          message.hasOwnProperty("writeFileSyncFilename")
+        )
+          if (!$util.isString(message.writeFileSyncFilename))
+            return "writeFileSyncFilename: string expected";
+        if (
+          message.writeFileSyncData != null &&
+          message.hasOwnProperty("writeFileSyncData")
+        )
+          if (
+            !(
+              (message.writeFileSyncData &&
+                typeof message.writeFileSyncData.length === "number") ||
+              $util.isString(message.writeFileSyncData)
+            )
+          )
+            return "writeFileSyncData: buffer expected";
+        if (
+          message.writeFileSyncPerm != null &&
+          message.hasOwnProperty("writeFileSyncPerm")
+        )
+          if (!$util.isInteger(message.writeFileSyncPerm))
+            return "writeFileSyncPerm: integer expected";
+        return null;
+      };
+
+      /**
+       * Creates a Msg message from a plain object. Also converts values to their respective internal types.
+       * @function fromObject
+       * @memberof main.Msg
+       * @static
+       * @param {Object.<string,*>} object Plain object
+       * @returns {main.Msg} Msg
+       */
+      Msg.fromObject = function fromObject(object) {
+        if (object instanceof $root.main.Msg) return object;
+        var message = new $root.main.Msg();
+        switch (object.command) {
+          case "ERROR":
+          case 0:
+            message.command = 0;
+            break;
+          case "START":
+          case 1:
+            message.command = 1;
+            break;
+          case "CODE_FETCH":
+          case 2:
+            message.command = 2;
+            break;
+          case "CODE_FETCH_RES":
+          case 3:
+            message.command = 3;
+            break;
+          case "CODE_CACHE":
+          case 4:
+            message.command = 4;
+            break;
+          case "EXIT":
+          case 5:
+            message.command = 5;
+            break;
+          case "TIMER_START":
+          case 6:
+            message.command = 6;
+            break;
+          case "TIMER_READY":
+          case 7:
+            message.command = 7;
+            break;
+          case "TIMER_CLEAR":
+          case 8:
+            message.command = 8;
+            break;
+          case "FETCH_REQ":
+          case 9:
+            message.command = 9;
+            break;
+          case "FETCH_RES":
+          case 10:
+            message.command = 10;
+            break;
+          case "READ_FILE_SYNC":
+          case 11:
+            message.command = 11;
+            break;
+          case "READ_FILE_SYNC_RES":
+          case 12:
+            message.command = 12;
+            break;
+          case "WRITE_FILE_SYNC":
+          case 13:
+            message.command = 13;
+            break;
+        }
+        if (object.error != null) message.error = String(object.error);
+        if (object.startCwd != null) message.startCwd = String(object.startCwd);
+        if (object.startArgv) {
+          if (!Array.isArray(object.startArgv))
+            throw TypeError(".main.Msg.startArgv: array expected");
+          message.startArgv = [];
+          for (var i = 0; i < object.startArgv.length; ++i)
+            message.startArgv[i] = String(object.startArgv[i]);
+        }
+        if (object.startDebugFlag != null)
+          message.startDebugFlag = Boolean(object.startDebugFlag);
+        if (object.startMainJs != null)
+          message.startMainJs = String(object.startMainJs);
+        if (object.startMainMap != null)
+          message.startMainMap = String(object.startMainMap);
+        if (object.codeFetchModuleSpecifier != null)
+          message.codeFetchModuleSpecifier = String(
+            object.codeFetchModuleSpecifier
+          );
+        if (object.codeFetchContainingFile != null)
+          message.codeFetchContainingFile = String(
+            object.codeFetchContainingFile
+          );
+        if (object.codeFetchResModuleName != null)
+          message.codeFetchResModuleName = String(
+            object.codeFetchResModuleName
+          );
+        if (object.codeFetchResFilename != null)
+          message.codeFetchResFilename = String(object.codeFetchResFilename);
+        if (object.codeFetchResSourceCode != null)
+          message.codeFetchResSourceCode = String(
+            object.codeFetchResSourceCode
+          );
+        if (object.codeFetchResOutputCode != null)
+          message.codeFetchResOutputCode = String(
+            object.codeFetchResOutputCode
+          );
+        if (object.codeCacheFilename != null)
+          message.codeCacheFilename = String(object.codeCacheFilename);
+        if (object.codeCacheSourceCode != null)
+          message.codeCacheSourceCode = String(object.codeCacheSourceCode);
+        if (object.codeCacheOutputCode != null)
+          message.codeCacheOutputCode = String(object.codeCacheOutputCode);
+        if (object.exitCode != null) message.exitCode = object.exitCode | 0;
+        if (object.timerStartId != null)
+          message.timerStartId = object.timerStartId | 0;
+        if (object.timerStartInterval != null)
+          message.timerStartInterval = Boolean(object.timerStartInterval);
+        if (object.timerStartDelay != null)
+          message.timerStartDelay = object.timerStartDelay | 0;
+        if (object.timerReadyId != null)
+          message.timerReadyId = object.timerReadyId | 0;
+        if (object.timerReadyDone != null)
+          message.timerReadyDone = Boolean(object.timerReadyDone);
+        if (object.timerClearId != null)
+          message.timerClearId = object.timerClearId | 0;
+        if (object.fetchReqId != null)
+          message.fetchReqId = object.fetchReqId | 0;
+        if (object.fetchReqUrl != null)
+          message.fetchReqUrl = String(object.fetchReqUrl);
+        if (object.fetchResId != null)
+          message.fetchResId = object.fetchResId | 0;
+        if (object.fetchResStatus != null)
+          message.fetchResStatus = object.fetchResStatus | 0;
+        if (object.fetchResHeaderLine) {
+          if (!Array.isArray(object.fetchResHeaderLine))
+            throw TypeError(".main.Msg.fetchResHeaderLine: array expected");
+          message.fetchResHeaderLine = [];
+          for (var i = 0; i < object.fetchResHeaderLine.length; ++i)
+            message.fetchResHeaderLine[i] = String(
+              object.fetchResHeaderLine[i]
+            );
+        }
+        if (object.fetchResBody != null)
+          if (typeof object.fetchResBody === "string")
+            $util.base64.decode(
+              object.fetchResBody,
+              (message.fetchResBody = $util.newBuffer(
+                $util.base64.length(object.fetchResBody)
+              )),
+              0
+            );
+          else if (object.fetchResBody.length)
+            message.fetchResBody = object.fetchResBody;
+        if (object.readFileSyncFilename != null)
+          message.readFileSyncFilename = String(object.readFileSyncFilename);
+        if (object.readFileSyncData != null)
+          if (typeof object.readFileSyncData === "string")
+            $util.base64.decode(
+              object.readFileSyncData,
+              (message.readFileSyncData = $util.newBuffer(
+                $util.base64.length(object.readFileSyncData)
+              )),
+              0
+            );
+          else if (object.readFileSyncData.length)
+            message.readFileSyncData = object.readFileSyncData;
+        if (object.writeFileSyncFilename != null)
+          message.writeFileSyncFilename = String(object.writeFileSyncFilename);
+        if (object.writeFileSyncData != null)
+          if (typeof object.writeFileSyncData === "string")
+            $util.base64.decode(
+              object.writeFileSyncData,
+              (message.writeFileSyncData = $util.newBuffer(
+                $util.base64.length(object.writeFileSyncData)
+              )),
+              0
+            );
+          else if (object.writeFileSyncData.length)
+            message.writeFileSyncData = object.writeFileSyncData;
+        if (object.writeFileSyncPerm != null)
+          message.writeFileSyncPerm = object.writeFileSyncPerm >>> 0;
+        return message;
+      };
+
+      /**
+       * Creates a plain object from a Msg message. Also converts values to other types if specified.
+       * @function toObject
+       * @memberof main.Msg
+       * @static
+       * @param {main.Msg} message Msg
+       * @param {$protobuf.IConversionOptions} [options] Conversion options
+       * @returns {Object.<string,*>} Plain object
+       */
+      Msg.toObject = function toObject(message, options) {
+        if (!options) options = {};
+        var object = {};
+        if (options.arrays || options.defaults) {
+          object.startArgv = [];
+          object.fetchResHeaderLine = [];
+        }
+        if (options.defaults) {
+          object.command = options.enums === String ? "ERROR" : 0;
+          object.error = "";
+          object.startCwd = "";
+          object.startDebugFlag = false;
+          object.startMainJs = "";
+          object.startMainMap = "";
+          object.codeFetchModuleSpecifier = "";
+          object.codeFetchContainingFile = "";
+          object.codeFetchResModuleName = "";
+          object.codeFetchResFilename = "";
+          object.codeFetchResSourceCode = "";
+          object.codeFetchResOutputCode = "";
+          object.codeCacheFilename = "";
+          object.codeCacheSourceCode = "";
+          object.codeCacheOutputCode = "";
+          object.exitCode = 0;
+          object.timerStartId = 0;
+          object.timerStartInterval = false;
+          object.timerStartDelay = 0;
+          object.timerReadyId = 0;
+          object.timerReadyDone = false;
+          object.timerClearId = 0;
+          object.fetchReqId = 0;
+          object.fetchReqUrl = "";
+          object.fetchResId = 0;
+          object.fetchResStatus = 0;
+          object.fetchResBody = options.bytes === String ? "" : [];
+          object.readFileSyncFilename = "";
+          object.readFileSyncData = options.bytes === String ? "" : [];
+          object.writeFileSyncFilename = "";
+          object.writeFileSyncData = options.bytes === String ? "" : [];
+          object.writeFileSyncPerm = 0;
+        }
+        if (message.command != null && message.hasOwnProperty("command"))
+          object.command =
+            options.enums === String
+              ? $root.main.Msg.Command[message.command]
+              : message.command;
+        if (message.error != null && message.hasOwnProperty("error"))
+          object.error = message.error;
+        if (message.startCwd != null && message.hasOwnProperty("startCwd"))
+          object.startCwd = message.startCwd;
+        if (message.startArgv && message.startArgv.length) {
+          object.startArgv = [];
+          for (var j = 0; j < message.startArgv.length; ++j)
+            object.startArgv[j] = message.startArgv[j];
+        }
+        if (
+          message.startDebugFlag != null &&
+          message.hasOwnProperty("startDebugFlag")
+        )
+          object.startDebugFlag = message.startDebugFlag;
+        if (
+          message.startMainJs != null &&
+          message.hasOwnProperty("startMainJs")
+        )
+          object.startMainJs = message.startMainJs;
+        if (
+          message.startMainMap != null &&
+          message.hasOwnProperty("startMainMap")
+        )
+          object.startMainMap = message.startMainMap;
+        if (
+          message.codeFetchModuleSpecifier != null &&
+          message.hasOwnProperty("codeFetchModuleSpecifier")
+        )
+          object.codeFetchModuleSpecifier = message.codeFetchModuleSpecifier;
+        if (
+          message.codeFetchContainingFile != null &&
+          message.hasOwnProperty("codeFetchContainingFile")
+        )
+          object.codeFetchContainingFile = message.codeFetchContainingFile;
+        if (
+          message.codeFetchResModuleName != null &&
+          message.hasOwnProperty("codeFetchResModuleName")
+        )
+          object.codeFetchResModuleName = message.codeFetchResModuleName;
+        if (
+          message.codeFetchResFilename != null &&
+          message.hasOwnProperty("codeFetchResFilename")
+        )
+          object.codeFetchResFilename = message.codeFetchResFilename;
+        if (
+          message.codeFetchResSourceCode != null &&
+          message.hasOwnProperty("codeFetchResSourceCode")
+        )
+          object.codeFetchResSourceCode = message.codeFetchResSourceCode;
+        if (
+          message.codeFetchResOutputCode != null &&
+          message.hasOwnProperty("codeFetchResOutputCode")
+        )
+          object.codeFetchResOutputCode = message.codeFetchResOutputCode;
+        if (
+          message.codeCacheFilename != null &&
+          message.hasOwnProperty("codeCacheFilename")
+        )
+          object.codeCacheFilename = message.codeCacheFilename;
+        if (
+          message.codeCacheSourceCode != null &&
+          message.hasOwnProperty("codeCacheSourceCode")
+        )
+          object.codeCacheSourceCode = message.codeCacheSourceCode;
+        if (
+          message.codeCacheOutputCode != null &&
+          message.hasOwnProperty("codeCacheOutputCode")
+        )
+          object.codeCacheOutputCode = message.codeCacheOutputCode;
+        if (message.exitCode != null && message.hasOwnProperty("exitCode"))
+          object.exitCode = message.exitCode;
+        if (
+          message.timerStartId != null &&
+          message.hasOwnProperty("timerStartId")
+        )
+          object.timerStartId = message.timerStartId;
+        if (
+          message.timerStartInterval != null &&
+          message.hasOwnProperty("timerStartInterval")
+        )
+          object.timerStartInterval = message.timerStartInterval;
+        if (
+          message.timerStartDelay != null &&
+          message.hasOwnProperty("timerStartDelay")
+        )
+          object.timerStartDelay = message.timerStartDelay;
+        if (
+          message.timerReadyId != null &&
+          message.hasOwnProperty("timerReadyId")
+        )
+          object.timerReadyId = message.timerReadyId;
+        if (
+          message.timerReadyDone != null &&
+          message.hasOwnProperty("timerReadyDone")
+        )
+          object.timerReadyDone = message.timerReadyDone;
+        if (
+          message.timerClearId != null &&
+          message.hasOwnProperty("timerClearId")
+        )
+          object.timerClearId = message.timerClearId;
+        if (message.fetchReqId != null && message.hasOwnProperty("fetchReqId"))
+          object.fetchReqId = message.fetchReqId;
+        if (
+          message.fetchReqUrl != null &&
+          message.hasOwnProperty("fetchReqUrl")
+        )
+          object.fetchReqUrl = message.fetchReqUrl;
+        if (message.fetchResId != null && message.hasOwnProperty("fetchResId"))
+          object.fetchResId = message.fetchResId;
+        if (
+          message.fetchResStatus != null &&
+          message.hasOwnProperty("fetchResStatus")
+        )
+          object.fetchResStatus = message.fetchResStatus;
+        if (message.fetchResHeaderLine && message.fetchResHeaderLine.length) {
+          object.fetchResHeaderLine = [];
+          for (var j = 0; j < message.fetchResHeaderLine.length; ++j)
+            object.fetchResHeaderLine[j] = message.fetchResHeaderLine[j];
+        }
+        if (
+          message.fetchResBody != null &&
+          message.hasOwnProperty("fetchResBody")
+        )
+          object.fetchResBody =
+            options.bytes === String
+              ? $util.base64.encode(
+                  message.fetchResBody,
+                  0,
+                  message.fetchResBody.length
+                )
+              : options.bytes === Array
+                ? Array.prototype.slice.call(message.fetchResBody)
+                : message.fetchResBody;
+        if (
+          message.readFileSyncFilename != null &&
+          message.hasOwnProperty("readFileSyncFilename")
+        )
+          object.readFileSyncFilename = message.readFileSyncFilename;
+        if (
+          message.readFileSyncData != null &&
+          message.hasOwnProperty("readFileSyncData")
+        )
+          object.readFileSyncData =
+            options.bytes === String
+              ? $util.base64.encode(
+                  message.readFileSyncData,
+                  0,
+                  message.readFileSyncData.length
+                )
+              : options.bytes === Array
+                ? Array.prototype.slice.call(message.readFileSyncData)
+                : message.readFileSyncData;
+        if (
+          message.writeFileSyncFilename != null &&
+          message.hasOwnProperty("writeFileSyncFilename")
+        )
+          object.writeFileSyncFilename = message.writeFileSyncFilename;
+        if (
+          message.writeFileSyncData != null &&
+          message.hasOwnProperty("writeFileSyncData")
+        )
+          object.writeFileSyncData =
+            options.bytes === String
+              ? $util.base64.encode(
+                  message.writeFileSyncData,
+                  0,
+                  message.writeFileSyncData.length
+                )
+              : options.bytes === Array
+                ? Array.prototype.slice.call(message.writeFileSyncData)
+                : message.writeFileSyncData;
+        if (
+          message.writeFileSyncPerm != null &&
+          message.hasOwnProperty("writeFileSyncPerm")
+        )
+          object.writeFileSyncPerm = message.writeFileSyncPerm;
+        return object;
+      };
+
+      /**
+       * Converts this Msg to JSON.
+       * @function toJSON
+       * @memberof main.Msg
+       * @instance
+       * @returns {Object.<string,*>} JSON object
+       */
+      Msg.prototype.toJSON = function toJSON() {
+        return this.constructor.toObject(this, $protobuf.util.toJSONOptions);
+      };
+
+      /**
+       * Command enum.
+       * @name main.Msg.Command
+       * @enum {string}
+       * @property {number} ERROR=0 ERROR value
+       * @property {number} START=1 START value
+       * @property {number} CODE_FETCH=2 CODE_FETCH value
+       * @property {number} CODE_FETCH_RES=3 CODE_FETCH_RES value
+       * @property {number} CODE_CACHE=4 CODE_CACHE value
+       * @property {number} EXIT=5 EXIT value
+       * @property {number} TIMER_START=6 TIMER_START value
+       * @property {number} TIMER_READY=7 TIMER_READY value
+       * @property {number} TIMER_CLEAR=8 TIMER_CLEAR value
+       * @property {number} FETCH_REQ=9 FETCH_REQ value
+       * @property {number} FETCH_RES=10 FETCH_RES value
+       * @property {number} READ_FILE_SYNC=11 READ_FILE_SYNC value
+       * @property {number} READ_FILE_SYNC_RES=12 READ_FILE_SYNC_RES value
+       * @property {number} WRITE_FILE_SYNC=13 WRITE_FILE_SYNC value
+       */
+      Msg.Command = (function() {
+        var valuesById = {},
+          values = Object.create(valuesById);
+        values[(valuesById[0] = "ERROR")] = 0;
+        values[(valuesById[1] = "START")] = 1;
+        values[(valuesById[2] = "CODE_FETCH")] = 2;
+        values[(valuesById[3] = "CODE_FETCH_RES")] = 3;
+        values[(valuesById[4] = "CODE_CACHE")] = 4;
+        values[(valuesById[5] = "EXIT")] = 5;
+        values[(valuesById[6] = "TIMER_START")] = 6;
+        values[(valuesById[7] = "TIMER_READY")] = 7;
+        values[(valuesById[8] = "TIMER_CLEAR")] = 8;
+        values[(valuesById[9] = "FETCH_REQ")] = 9;
+        values[(valuesById[10] = "FETCH_RES")] = 10;
+        values[(valuesById[11] = "READ_FILE_SYNC")] = 11;
+        values[(valuesById[12] = "READ_FILE_SYNC_RES")] = 12;
+        values[(valuesById[13] = "WRITE_FILE_SYNC")] = 13;
+        return values;
+      })();
+
+      return Msg;
+    })();
+
+    return main;
+  })();
+
+  return $root;
+});
diff --git a/deno2/js/pbjs_hack.py b/deno2/js/pbjs_hack.py
new file mode 100755
index 0000000000..f0cfa01a57
--- /dev/null
+++ b/deno2/js/pbjs_hack.py
@@ -0,0 +1,49 @@
+#!/usr/bin/env python
+"""
+gn can only run python scripts.
+protobuf.js must generate some javascript files.
+it's very difficult to get this into the gn build sanely.
+therefore we write them into the source directory.
+"""
+import subprocess
+import sys
+import os
+
+js_path = os.path.dirname(os.path.realpath(__file__))
+bin_path = os.path.join(js_path, "node_modules", ".bin")
+pbjs_bin = os.path.join(bin_path, "pbjs")
+pbts_bin = os.path.join(bin_path, "pbts")
+msg_pbjs_out = os.path.join(js_path, "msg.pb.js")
+msg_pbts_out = os.path.join(js_path, "msg.pb.d.ts")
+assert os.path.exists(pbjs_bin)
+assert os.path.exists(pbts_bin)
+
+proto_in = sys.argv[1]
+stamp_file = sys.argv[2]
+
+def touch(fname):
+  if os.path.exists(fname):
+    os.utime(fname, None)
+  else:
+    open(fname, 'a').close()
+
+subprocess.check_call([
+  "node",
+  pbjs_bin,
+  "--target=static-module",
+  "--wraper=commonjs",
+  "--out=" + msg_pbjs_out,
+  proto_in
+])
+assert os.path.exists(msg_pbjs_out)
+
+subprocess.check_call([
+  "node",
+  pbts_bin,
+  "--out=" + msg_pbts_out,
+  msg_pbjs_out
+])
+assert os.path.exists(msg_pbts_out)
+
+
+touch(stamp_file)