Facebook Open-Sources JavaScript Static-Type Checker Flow

The latest software to be open-sourced by Facebook is Flow, a static-type checker for JavaScript.

FlowLogo650The latest software to be open-sourced by Facebook is Flow, a static-type checker for JavaScript.

Extensive details about Flow are available in this post on the Facebook Engineering blog by software engineers Avik Chaudhuri, Basil Hosmer and Gabriel Levi, but here are the basics:

Flow adds static typing to JavaScript to improve developer productivity and code quality. In particular, static typing offers benefits like early error checking, which helps you avoid certain kinds of runtime failures, and code intelligence, which aids code maintenance, navigation, transformation and optimization.

We have designed Flow so developers can reap its benefits without losing the “feel” of coding in JavaScript.

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