82 lines
1.1 KiB
Markdown
82 lines
1.1 KiB
Markdown
# babel-preset-latest
|
|
|
|
> Babel preset including es2015, es2016, es2017.
|
|
|
|
## Install
|
|
|
|
```sh
|
|
npm install --save-dev babel-preset-latest
|
|
```
|
|
|
|
## Usage
|
|
|
|
### Via `.babelrc` (Recommended)
|
|
|
|
**.babelrc**
|
|
|
|
```json
|
|
{
|
|
"presets": ["latest"]
|
|
}
|
|
```
|
|
|
|
### Via CLI
|
|
|
|
```sh
|
|
babel script.js --presets latest
|
|
```
|
|
|
|
### Via Node API
|
|
|
|
```javascript
|
|
require("babel-core").transform("code", {
|
|
presets: ["latest"]
|
|
});
|
|
```
|
|
|
|
### Options
|
|
|
|
### `es2015`
|
|
|
|
`boolean`, defaults to `true`.
|
|
|
|
Toggles including plugins from the [es2015 preset](https://babeljs.io/docs/plugins/preset-es2015/).
|
|
|
|
```json
|
|
{
|
|
"presets": [
|
|
["latest", {
|
|
"es2015": false
|
|
}]
|
|
]
|
|
}
|
|
```
|
|
|
|
You can also pass options down to the `es2015` preset.
|
|
|
|
```json
|
|
{
|
|
"presets": [
|
|
["latest", {
|
|
"es2015": {
|
|
"modules": false
|
|
}
|
|
}]
|
|
]
|
|
}
|
|
```
|
|
|
|
**Note:** This also works for the other preset-year options below.
|
|
|
|
### `es2016`
|
|
|
|
`boolean`, defaults to `true`.
|
|
|
|
Toggles including plugins from the [es2016 preset](https://babeljs.io/docs/plugins/preset-es2016/).
|
|
|
|
### `es2017`
|
|
|
|
`boolean`, defaults to `true`.
|
|
|
|
Toggles including plugins from the [es2017 preset](https://babeljs.io/docs/plugins/preset-es2017/).
|