Reacting to TypeScript
Erick Delfin
Frontend Dev @ Nearsoft
TypeScript?
A superset of JavaScript that adds functionality like static type-checking, interfaces and classes.
Compiles to JavaScript.
What problem does TypeScript solve?
With run-time type validation
Good ole JavaScript
Created using carbon.now.sh
Compile-time dopeness
Use case
Why?
- Structure
- Scale
- Real intellisense
- Declaration files
- Less boilerplate tests
- Catch problems earlier
- All JavaScript is valid TypeScript!
TypeScript is a great tool, but not the absolute truth.
It's still just JavaScript
React + TypeScript
- JSX
- Events
- Immutability without ImmutableJS
- Autocompletion
- PropTypes?
- CRA support
Expressive components
More Work Up Front Means Less Work Later
"Tools amplify your talent. The better your tools, and the better you know how to use them, the more productive you can be."
- Andrew Hunt, The Pragmatic Programmer
Reacting to TypeScript