ts init

.prettierrc

@@ -0,0 +1,7 @@
+{
+  "tabWidth": 2,
+  "useTabs": false,
+  "arrowParens": "always",
+  "trailingComma": "all",
+  "singleQuote": false
+}

package.json

@@ -1,10 +1,8 @@
 {
   "name": "@doubco/wtf",
-  "version": "0.0.7",
+  "version": "1.0.1",
   "description": "Type checker for JS",
   "main": "lib/index.js",
-  "commonjs": "lib/index.cjs.js",
-  "module": "lib/index.es.js",
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1",
     "dev": "rollup -c -w",
@@ -29,20 +27,12 @@
     "undefined"
   ],
   "devDependencies": {
-    "@babel/core": "^7.1.2",
-    "@babel/plugin-proposal-class-properties": "^7.1.0",
-    "@babel/plugin-proposal-object-rest-spread": "^7.0.0",
-    "@babel/preset-env": "^7.1.0",
-    "babel-eslint": "^10.0.1",
     "eslint": "^5.6.1",
     "eslint-plugin-import": "^2.14.0",
     "eslint-plugin-prettier": "^3.0.0",
     "prettier": "^1.14.3",
-    "rollup-plugin-babel": "^4.0.3",
-    "rollup-plugin-commonjs": "^9.1.8",
-    "rollup-plugin-node-resolve": "^3.4.0",
-    "rollup-plugin-peer-deps-external": "^2.2.0",
-    "rollup-plugin-url": "^2.0.0"
+    "rollup-plugin-typescript2": "^0.30.0",
+    "typescript": "^4.4.4"
   },
   "author": "Doub.co",
   "license": "MIT",

rollup.config.js

@@ -1,34 +1,21 @@
-import babel from "rollup-plugin-babel";
-import commonjs from "rollup-plugin-commonjs";
-import external from "rollup-plugin-peer-deps-external";
-import resolve from "rollup-plugin-node-resolve";
-import url from "rollup-plugin-url";
+import typescript from "rollup-plugin-typescript2";
 
 import pkg from "./package.json";
 
 export default {
-  input: "./src/index.js",
+  input: "./src/index.ts",
   output: [
     {
       file: pkg.main,
       format: "cjs",
       sourcemap: true,
-      exports: "named"
+      exports: "named",
     },
-    {
-      file: pkg.module,
-      format: "es",
-      sourcemap: true,
-      exports: "named"
-    }
   ],
   plugins: [
-    external(),
-    url(),
-    babel({
-      exclude: "node_modules/**"
+    typescript({
+      rollupCommonJSResolveHack: false,
+      clean: true,
     }),
-    resolve(),
-    commonjs()
-  ]
+  ],
 };

src/index.js → src/index.ts

@@ -3,24 +3,24 @@ globals
 Symbol
 */
 
-export const isString = i => {
+export const isString = (i: any) => {
   return typeof i === "string" || i instanceof String;
 };
 
-export const isArray = i => {
+export const isArray = (i: any) => {
   return Array.isArray(i);
 };
 
-export const isObject = i => {
+export const isObject = (i: any) => {
   if (i === null || isArray(i)) {
     return false;
   }
   return typeof i === "function" || typeof i === "object";
 };
 
-export const isDate = value => {
+export const isDate = (value: any) => {
   let getDay = Date.prototype.getDay;
-  let tryDateObject = function tryDateGetDayCall(value) {
+  let tryDateObject = function tryDateGetDayCall(value: any) {
     try {
       getDay.call(value);
       return true;
@@ -42,47 +42,47 @@ export const isDate = value => {
     : toStr.call(value) === dateClass;
 };
 
-export const isFunction = i => {
+export const isFunction = (i: any) => {
   return i && {}.toString.call(i) === "[object Function]";
 };
 
-export const isFloat = n => {
+export const isFloat = (n: any) => {
   return Number(n) === n && n % 1 !== 0;
 };
 
-export const isInteger = n => {
+export const isInteger = (n: any) => {
   return Number(n) === n && n % 1 === 0;
 };
 
-export const isNumber = n => {
+export const isNumber = (n: any) => {
   return isFloat(n) || isInteger(n);
 };
 
-export const isEmpty = value => {
+export const isEmpty = (value: any) => {
   if (value === null) return true;
   if (value === undefined) return true;
   if (isObject(value) && !Object.keys(value).length) return true;
   if (!value.length) return true;
 };
 
-export const isRegExp = input => {
+export const isRegExp = (input: any) => {
   return Object.prototype.toString.call(input) === "[object RegExp]";
 };
 
-export const isBoolean = input => {
+export const isBoolean = (input: any) => {
   return input === true || input === false;
 };
 
-export const isISO8601 = input => {
+export const isISO8601 = (input: string) => {
   let re = /^(-?(?:[1-9][0-9]*)?[0-9]{4})-(1[0-2]|0[1-9])-(3[01]|0[1-9]|[12][0-9])T(2[0-3]|[01][0-9]):([0-5][0-9]):([0-5][0-9])(.[0-9]+)?(Z)?$/;
   return re.test(input);
 };
 
-export const isNull = i => {
+export const isNull = (i: any) => {
   return i == null || i == undefined;
 };
 
-export const isColor = input => {
+export const isColor = (input: string) => {
   if (isString(input)) {
     let re = /#(?:[a-f\d]{3}){1,2}\b|rgb\((?:(?:\s*0*(?:25[0-5]|2[0-4]\d|1?\d?\d)\s*,){2}\s*0*(?:25[0-5]|2[0-4]\d|1?\d?\d)|\s*0*(?:100(?:\.0+)?|\d?\d(?:\.\d+)?)%(?:\s*,\s*0*(?:100(?:\.0+)?|\d?\d(?:\.\d+)?)%){2})\s*\)|hsl\(\s*0*(?:360|3[0-5]\d|[12]?\d?\d)\s*(?:,\s*0*(?:100(?:\.0+)?|\d?\d(?:\.\d+)?)%\s*){2}\)|(?:rgba\((?:(?:\s*0*(?:25[0-5]|2[0-4]\d|1?\d?\d)\s*,){3}|(?:\s*0*(?:100(?:\.0+)?|\d?\d(?:\.\d+)?)%\s*,){3})|hsla\(\s*0*(?:360|3[0-5]\d|[12]?\d?\d)\s*(?:,\s*0*(?:100(?:\.0+)?|\d?\d(?:\.\d+)?)%\s*){2},)\s*0*(?:1(?:\.0+)?|0(?:\.\d+)?)\s*\)/gi;
 
@@ -100,7 +100,7 @@ export const isColor = input => {
   return false;
 };
 
-export default {
+const WTF = {
   string: isString,
   object: isObject,
   date: isDate,
@@ -114,5 +114,7 @@ export default {
   empty: isEmpty,
   ISO8601: isISO8601,
   color: isColor,
-  null: isNull
+  null: isNull,
 };
+
+export default WTF;

tsconfig.json

@@ -0,0 +1,21 @@
+{
+  "compilerOptions": {
+    "declaration": true,
+    "target": "es5",
+    "lib": ["dom", "dom.iterable", "esnext"],
+    "allowJs": true,
+    "skipLibCheck": true,
+    "strict": true,
+    "forceConsistentCasingInFileNames": true,
+    "noEmit": true,
+    "esModuleInterop": true,
+    "module": "esnext",
+    "moduleResolution": "node",
+    "resolveJsonModule": true,
+    "isolatedModules": true,
+    "jsx": "preserve"
+  },
+
+  "include": ["**/*.ts", "**/*.tsx"],
+  "exclude": ["node_modules"]
+}