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babel-preset-flow

babel-preset-flow

Babel preset for all Flow plugins.

This preset includes the following plugins:

Example

In

function foo(one: any, two: number, three?): string {}

Out

function foo(one, two, three) {}

Installation

npm install --save-dev babel-preset-flow

Usage

Via .babelrc (Recommended)

.babelrc

{
  "presets": ["flow"]
}

Via CLI

babel --presets flow script.js

Via Node API

require("babel-core").transform("code", {
  presets: ["flow"]
});