[docs] updated Readme

README.md

@@ -1,2 +1,43 @@
 # select-return
-Return a function based on a condition. Monadic alternative to switch-case.
+
+Return a function based on a condition. Functional alternative to switch-case.
+
+## Usage
+
+```JavaScript
+const a = 100;
+
+const result = new Select(a)
+	.for(x => x>10,
+		a => `${a} is greater than 10.`)
+	.for(x => x<10,
+		a => `${a} is lesser than 10.`)
+	.for(x => x===10,
+		a => `${a} is 10.`)
+
+console.log(result.resolve()); // -> "100 is greater than 10."
+```
+
+## Docs
+
+Docs exist in `/docs` directory. Will be served soon.
+
+## Development
+
+> If you find any mistakes in code/documentation, or if you feel something could be done better, do PR :)
+
+> I appreciate it.
+
+- Always write test spec for any code you add. Make sure they run as intended.
+- Add/update JSDoc comments as needed.
+- Use npm scripts for linting, debugging, building docs.
+
+Place your test file as `testscript.js` in root.
+
+The following npm scripts are available: `npm run lint`, `npm run debug`, `npm run docs`.
+
+## Credits
+
+@Floofies was of huge help during development of this module.
+
+Also, @TRGWII was a source of inspiration and guidance.