now listening for file changes and hot reloading

src/Ation.js

@@ -2,6 +2,7 @@
 const {app, protocol, dialog} = require("electron");
 const path                    = require("path");
 const fs                      = require("fs/promises");
+const fsn                     = require("fs");
 
 const WindowManager = require("./WindowManager");
 const MainMenu      = require("./MainMenu");
@@ -10,12 +11,14 @@ const {parser}      = require("./Parser");
 class Ation {
 	windowManager;
 	mainMenu;
-	fileToOpen;
+	watcher;
+	currentFile;
 
 	constructor() {
 		if (Ation.Instances > 0)
 			throw new Error("Only one Instance of Ation possible");
-		this.fileToOpen    = null;
+		this.currentFile   = "";
+		this.watcher       = null;
 		this.windowManager = new WindowManager(this);
 		this.mainMenu      = new MainMenu(this);
 
@@ -36,7 +39,7 @@ class Ation {
 		});
 	}
 
-	async openFile(filePath = null) {
+	async openFile(filePath = null, change = false) {
 			if (!this.windowManager.mainWindow)
 				return null;
 
@@ -56,12 +59,21 @@ class Ation {
 				filePath = result.filePaths[0];
 			}
 
-			const fileContents = await fs.readFile(filePath, {encoding : "utf-8"});
+			try {
-			const basePath     = path.dirname(filePath);
+				const fileContents = await fs.readFile(filePath, {encoding : "utf-8"});
-			const data         = parser(fileContents);
+				const basePath     = path.dirname(filePath);
+				const data         = parser(fileContents);
 
+				if (!change)
+					this.currentFile = filePath;
 
-			this.windowManager.mainWindow.send("Ation::openFile", [basePath, data]);
+				this.watcher = fsn.watch(filePath, () => {
+					this.openFile(this.currentFile, true);
+				});
+				this.windowManager.mainWindow.send("Ation::openFile", [basePath, data]);
+			} catch {
+				return;
+			}
 	}
 }
 Ation.Instances = 0;