Task/gd/babel

.gitignore

@@ -1 +1,2 @@
-node_modules
+node_modules/
+dist/

package.json

@@ -5,7 +5,8 @@
   "main": "index.js",
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1",
-    "lint": "eslint ."
+    "lint": "eslint .",
+    "build": "tsc"
   },
   "repository": {
     "type": "git",
@@ -29,6 +30,7 @@
   "devDependencies": {
     "@eslint/js": "^9.18.0",
     "eslint": "^9.18.0",
-    "globals": "^15.14.0"
+    "globals": "^15.14.0",
+    "typescript": "^5.7.3"
   }
 }

src/index.ts

@@ -0,0 +1,34 @@
+export const isArray = (value: any): value is any[] => Array.isArray(value);
+export const isString = (value: any): value is string =>
+  typeof value === "string";
+export const isFunction = (value: any): value is Function =>
+  typeof value === "function";
+export const isObject = (value: any): value is object =>
+  Object.prototype.toString.call(value) === "[object Object]";
+export const hasLength = (arg: any): boolean => Boolean(arg && arg.length > 0);
+export const isBoolean = (value: any): value is boolean =>
+  typeof value === "boolean";
+export const isDate = (value: any): value is Date =>
+  value instanceof Date && !isNaN(value as any);
+export const isNumber = (value: any): value is number =>
+  typeof value === "number";
+export const isObjectEmpty = (value: any): boolean =>
+  Object.keys(value).length === 0;
+export const isStringHasLength = (value: any): boolean =>
+  isString(value) && hasLength(value);
+export const isStringEmpty = (value: any): boolean =>
+  isString(value) && !hasLength(value);
+export const isArrayHasLength = (value: any): boolean =>
+  isArray(value) && hasLength(value);
+export const isArrayEmpty = (value: any): boolean =>
+  isArray(value) && !hasLength(value);
+export const isObjectHasProps = (value: any): boolean =>
+  isObject(value) && !isObjectEmpty(value);
+export const isBooleanTruthy = (value: any): boolean =>
+  isBoolean(value) && value;
+export const isBooleanFalsey = (value: any): boolean =>
+  isBoolean(value) && !value;
+export const isHTML = (value: any): boolean => {
+  const htmlRegex = /<[^>]*>/g;
+  return htmlRegex.test(value);
+};

tsconfig.json

@@ -0,0 +1,15 @@
+{
+  "compilerOptions": {
+    "target": "ES6",
+    "module": "ES6",
+    "outDir": "./dist",
+    "rootDir": "./src",
+    "strict": true,
+    "esModuleInterop": true,
+    "skipLibCheck": true,
+    "forceConsistentCasingInFileNames": true,
+    "declaration": true, // Generate declaration files
+    "declarationDir": "./dist" // Place declaration files in the dist directory
+  },
+  "include": ["src/**/*"]
+}