Merge pull request #64 from samchon/features/global

Avoid direct `global` accessment.

Author: samchon

package.json

@@ -1,6 +1,6 @@
 {
   "name": "tgrid",
-  "version": "0.10.0",
+  "version": "0.10.1",
   "main": "lib/index.js",
   "typings": "lib/index.d.ts",
   "exports": {

src/protocols/workers/internal/processes/ProcessChannel.ts

@@ -5,20 +5,20 @@ import { NodeModule } from "../../../../utils/internal/NodeModule";
  */
 export class ProcessChannel {
   public static postMessage(message: any): void {
-    NodeModule.process().send!(message);
+    NodeModule.process.get().send!(message);
   }
 
   public static close(): void {
-    NodeModule.process().exit();
+    NodeModule.process.get().exit();
   }
 
   public static set onmessage(listener: (event: MessageEvent) => void) {
-    NodeModule.process().on("message", (msg) => {
+    NodeModule.process.get().on("message", (msg) => {
       listener({ data: msg } as MessageEvent);
     });
   }
 
   public static is_worker_server(): boolean {
-    return !!NodeModule.process().send;
+    return !!NodeModule.process.get().send;
   }
 }

src/protocols/workers/internal/threads/ThreadPort.ts

@@ -12,7 +12,7 @@ export async function ThreadPort() {
   const { parentPort } = await NodeModule.thread.get();
   if (!parentPort) throw new Error("This is not a worker thread.");
 
-  const process = NodeModule.process();
+  const process = NodeModule.process.get();
   class ThreadPort {
     public static postMessage(message: any): void {
       parentPort!.postMessage(message);

src/utils/internal/NodeModule.ts

@@ -5,7 +5,7 @@ import type * as __https from "https";
 import import2 from "import2";
 import type * as __os from "os";
 import type * as __process from "process";
-import { Singleton } from "tstl";
+import { Singleton, is_node } from "tstl";
 import type * as __thread from "worker_threads";
 import type * as __ws from "ws";
 
@@ -31,10 +31,7 @@ export namespace NodeModule {
   export const ws: Singleton<Promise<typeof __ws>> = new Singleton(
     () => import("ws"),
   );
-  export const process = () => __global.process;
+  export const process: Singleton<typeof __process> = new Singleton(() =>
+    is_node() ? global.process : undefined!,
+  );
 }
-
-/**
- * @internal
- */
-const __global = global;