@babel/preset-flow
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
.babelrc
(Recommended)
Via .babelrc
{
"presets": ["@babel/preset-flow"]
}
Via CLI
babel --presets @babel/preset-flow script.js
Via Node API
require("@babel/core").transform("code", {
presets: ["@babel/preset-flow"],
});