diff --git a/src/simulator/src/data.js b/src/simulator/src/data.js
deleted file mode 100644
index bb9df0e7..00000000
--- a/src/simulator/src/data.js
+++ /dev/null
@@ -1,58 +0,0 @@
-import { fullView } from './ux'
-import { createSubCircuitPrompt } from './subcircuit'
-import save from './data/save'
-import load from './data/load'
-import createSaveAsImgPrompt from './data/saveImage'
-import {
-    clearProject,
-    newProject,
-    saveOffline,
-    openOffline,
-    recoverProject,
-} from './data/project'
-import { createNewCircuitScope } from './circuit'
-import { createCombinationalAnalysisPrompt } from './combinationalAnalysis'
-import { colorThemes } from './themer/themer'
-import { showTourGuide } from './tutorials'
-import { createVerilogCircuit } from './Verilog2CV'
-import { generateVerilog } from './verilog'
-import { bitConverterDialog } from './utils'
-import { keyBinder } from '#/components/DialogBox/CustomShortcut.vue'
-import { ExportProject } from '#/components/DialogBox/ExportProject.vue'
-import { ImportProject } from '#/components/DialogBox/ImportProject.vue'
-
-const logixFunction = {}
-logixFunction.save = save
-logixFunction.load = load
-logixFunction.createSaveAsImgPrompt = createSaveAsImgPrompt
-logixFunction.clearProject = clearProject
-logixFunction.newProject = newProject
-logixFunction.saveOffline = saveOffline
-logixFunction.createOpenLocalPrompt = openOffline
-logixFunction.recoverProject = recoverProject
-logixFunction.createSubCircuitPrompt = createSubCircuitPrompt
-logixFunction.createCombinationalAnalysisPrompt =
-    createCombinationalAnalysisPrompt
-logixFunction.fullViewOption = fullView
-logixFunction.colorThemes = colorThemes
-logixFunction.showTourGuide = showTourGuideHelper
-logixFunction.newVerilogModule = createVerilogCircuit
-logixFunction.generateVerilog = generateVerilog
-logixFunction.bitconverter = bitConverterDialog
-logixFunction.createNewCircuitScope = createNewCircuit
-logixFunction.customShortcut = keyBinder
-logixFunction.ExportProject = ExportProject
-logixFunction.ImportProject = ImportProject
-export default logixFunction
-
-// Hack to restart tour guide
-function showTourGuideHelper() {
-    setTimeout(() => {
-        showTourGuide()
-    }, 100)
-}
-
-// Hack to call createNewCircuitScope with keyboard shortcut
-function createNewCircuit() {
-    createNewCircuitScope()
-}
diff --git a/src/simulator/src/data.ts b/src/simulator/src/data.ts
new file mode 100644
index 00000000..b7328fd3
--- /dev/null
+++ b/src/simulator/src/data.ts
@@ -0,0 +1,82 @@
+import { fullView } from './ux';
+import { createSubCircuitPrompt } from './subcircuit';
+import save from './data/save';
+import load from './data/load';
+import createSaveAsImgPrompt from './data/saveImage';
+import {
+    clearProject,
+    newProject,
+    saveOffline,
+    openOffline,
+    recoverProject,
+} from './data/project';
+import { createNewCircuitScope } from './circuit';
+import { createCombinationalAnalysisPrompt } from './combinationalAnalysis';
+import { colorThemes } from './themer/themer';
+import { showTourGuide } from './tutorials';
+import { createVerilogCircuit } from './Verilog2CV';
+import { generateVerilog } from './verilog';
+import { bitConverterDialog } from './utils';
+import { keyBinder } from '#/components/DialogBox/CustomShortcut.vue';
+import { ExportProject } from '#/components/DialogBox/ExportProject.vue';
+import { ImportProject } from '#/components/DialogBox/ImportProject.vue';
+
+interface LogixFunction {
+    save: typeof save;
+    load: typeof load;
+    createSaveAsImgPrompt: typeof createSaveAsImgPrompt;
+    clearProject: typeof clearProject;
+    newProject: typeof newProject;
+    saveOffline: typeof saveOffline;
+    createOpenLocalPrompt: typeof openOffline;
+    recoverProject: typeof recoverProject;
+    createSubCircuitPrompt: typeof createSubCircuitPrompt;
+    createCombinationalAnalysisPrompt: typeof createCombinationalAnalysisPrompt;
+    fullViewOption: typeof fullView;
+    colorThemes: typeof colorThemes;
+    showTourGuide: () => void;
+    newVerilogModule: typeof createVerilogCircuit;
+    generateVerilog: typeof generateVerilog;
+    bitconverter: typeof bitConverterDialog;
+    createNewCircuitScope: () => void;
+    customShortcut: typeof keyBinder;
+    ExportProject: typeof ExportProject;
+    ImportProject: typeof ImportProject;
+}
+
+const logixFunction: LogixFunction = {
+    save,
+    load,
+    createSaveAsImgPrompt,
+    clearProject,
+    newProject,
+    saveOffline,
+    createOpenLocalPrompt: openOffline,
+    recoverProject,
+    createSubCircuitPrompt,
+    createCombinationalAnalysisPrompt,
+    fullViewOption: fullView,
+    colorThemes,
+    showTourGuide: showTourGuideHelper,
+    newVerilogModule: createVerilogCircuit,
+    generateVerilog,
+    bitconverter: bitConverterDialog,
+    createNewCircuitScope: createNewCircuit,
+    customShortcut: keyBinder,
+    ExportProject,
+    ImportProject,
+};
+
+export default logixFunction;
+
+// Hack to restart tour guide
+function showTourGuideHelper(): void {
+    setTimeout(() => {
+        showTourGuide();
+    }, 100);
+}
+
+// Hack to call createNewCircuitScope with keyboard shortcut
+function createNewCircuit(): void {
+    createNewCircuitScope();
+}