@babel/preset-react
Babel preset for all React plugins.
This preset always includes the following plugins:
And with the development
option:
Note: Flow syntax support is no longer enabled in v7. For that, you will need to add the Flow preset.
Installation
You can also check out the React Getting Started page
npm install --save-dev @babel/preset-react
Usage
Via .babelrc
(Recommended)
.babelrc
{
"presets": ["@babel/react"]
}
Via CLI
babel --presets @babel/react script.js
Via Node API
require("@babel/core").transform("code", {
presets: ["@babel/react"]
});
Options
development
boolean
, defaults to false
.
Toggles plugins that aid in development, such as @babel/plugin-transform-react-jsx-self
and @babel/plugin-transform-react-jsx-source
.
This is useful when combined with either a babelrc.js
or env option in a .babelrc configuration:
babelrc.js
module.exports = {
presets: [
["@babel/react", {
development: process.env.BABEL_ENV === "development"
}],
],
}
.babelrc
Note: the env
option will likely get deprecated soon
{
"presets": ["@babel/react"],
"env": {
"development": {
"presets": [
["@babel/react", { "development": true }]
]
}
}
}