[fix] rename the sendMsg to pubInternal and fix the redundant code

dispatch.ts

@@ -3,6 +3,7 @@
 import { typedArrayToArrayBuffer } from "./util";
 import { _global } from "./globals";
 import { main as pb } from "./msg.pb";
+const { fromObject, encode, decode } = pb.Msg;
 
 export type MessageCallback = (msg: Uint8Array) => void;
 //type MessageStructCallback = (msg: pb.IMsg) => void;
@@ -33,21 +34,20 @@ export function subMsg(channel: string, cb: MessageStructCallback): void {
   */
 
 export function pub(channel: string, payload: Uint8Array): null | ArrayBuffer {
-  const msg = pb.BaseMsg.fromObject({ channel, payload });
-  const ui8 = pb.BaseMsg.encode(msg).finish();
+  const msg = fromObject({ channel, payload });
+  const ui8 = encode(msg).finish();
   const ab = typedArrayToArrayBuffer(ui8);
   return send(ab);
 }
 
 // Internal version of "pub".
 // TODO add internal version of "sub"
-// TODO rename to pubInternal()
-export function sendMsg(channel: string, obj: pb.IMsg): null | pb.Msg {
-  const msg = pb.Msg.fromObject(obj);
-  const ui8 = pb.Msg.encode(msg).finish();
+export function pubInternal(channel: string, obj: pb.IMsg): null | pb.Msg {
+  const msg = fromObject(obj);
+  const ui8 = encode(msg).finish();
   const resBuf = pub(channel, ui8);
   if (resBuf != null && resBuf.byteLength > 0) {
-    const res = pb.Msg.decode(new Uint8Array(resBuf));
+    const res = decode(new Uint8Array(resBuf));
     if (res != null && res.error != null && res.error.length > 0) {
       throw Error(res.error);
     }

fetch.ts

@@ -111,7 +111,7 @@ class FetchRequest {
 
   start() {
     log("dispatch FETCH_REQ", this.id, this.url);
-    const res = dispatch.sendMsg("fetch", {
+    const res = dispatch.pubInternal("fetch", {
       command: pb.Msg.Command.FETCH_REQ,
       fetchReqId: this.id,
       fetchReqUrl: this.url

os.go

@@ -3,13 +3,14 @@
 package deno
 
 import (
-	"github.com/golang/protobuf/proto"
-	"github.com/spf13/afero"
 	"io/ioutil"
 	"net/url"
 	"os"
 	"path"
 	"strings"
+
+	"github.com/golang/protobuf/proto"
+	"github.com/spf13/afero"
 )
 
 const assetPrefix string = "/$asset$/"
@@ -62,9 +63,8 @@ func SrcFileToUrl(filename string) string {
 		}
 
 		return "http://" + rest
-	} else {
-		return filename
 	}
+	return filename
 }
 
 func ResolveModule(moduleSpecifier string, containingFile string) (
@@ -79,15 +79,15 @@ func ResolveModule(moduleSpecifier string, containingFile string) (
 	logDebug("os.go ResolveModule after moduleSpecifier %s containingFile %s",
 		moduleSpecifier, containingFile)
 
-	moduleUrl, err := url.Parse(moduleSpecifier)
+	moduleURL, err := url.Parse(moduleSpecifier)
 	if err != nil {
 		return
 	}
-	baseUrl, err := url.Parse(containingFile)
+	baseURL, err := url.Parse(containingFile)
 	if err != nil {
 		return
 	}
-	resolved := baseUrl.ResolveReference(moduleUrl)
+	resolved := baseURL.ResolveReference(moduleURL)
 	moduleName = resolved.String()
 	if resolved.IsAbs() {
 		filename = path.Join(SrcDir, resolved.Host, resolved.Path)

os.ts

@@ -1,12 +1,12 @@
 // Copyright 2018 Ryan Dahl <ry@tinyclouds.org>
 // All rights reserved. MIT License.
 import { ModuleInfo } from "./types";
-import { sendMsg } from "./dispatch";
+import { pubInternal } from "./dispatch";
 import { main as pb } from "./msg.pb";
 import { assert } from "./util";
 
 export function exit(exitCode = 0): void {
-  sendMsg("os", {
+  pubInternal("os", {
     command: pb.Msg.Command.EXIT,
     exitCode
   });
@@ -16,7 +16,7 @@ export function codeFetch(
   moduleSpecifier: string,
   containingFile: string
 ): ModuleInfo {
-  const res = sendMsg("os", {
+  const res = pubInternal("os", {
     command: pb.Msg.Command.CODE_FETCH,
     codeFetchModuleSpecifier: moduleSpecifier,
     codeFetchContainingFile: containingFile
@@ -35,7 +35,7 @@ export function codeCache(
   sourceCode: string,
   outputCode: string
 ): void {
-  sendMsg("os", {
+  pubInternal("os", {
     command: pb.Msg.Command.CODE_CACHE,
     codeCacheFilename: filename,
     codeCacheSourceCode: sourceCode,
@@ -44,7 +44,7 @@ export function codeCache(
 }
 
 export function readFileSync(filename: string): Uint8Array {
-  const res = sendMsg("os", {
+  const res = pubInternal("os", {
     command: pb.Msg.Command.READ_FILE_SYNC,
     readFileSyncFilename: filename
   });
@@ -56,7 +56,7 @@ export function writeFileSync(
   data: Uint8Array,
   perm: number
 ): void {
-  sendMsg("os", {
+  pubInternal("os", {
     command: pb.Msg.Command.WRITE_FILE_SYNC,
     writeFileSyncFilename: filename,
     writeFileSyncData: data,

timers.ts

@@ -54,7 +54,7 @@ function setTimer(
     cb
   };
   timers.set(timer.id, timer);
-  dispatch.sendMsg("timers", {
+  dispatch.pubInternal("timers", {
     command: pb.Msg.Command.TIMER_START,
     timerStartId: timer.id,
     timerStartInterval: timer.interval,
@@ -82,7 +82,7 @@ export function setInterval(
 }
 
 export function clearTimer(id: number) {
-  dispatch.sendMsg("timers", {
+  dispatch.pubInternal("timers", {
     command: pb.Msg.Command.TIMER_CLEAR,
     timerClearId: id
   });