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ignore and only options are regex arrays #292

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Update readme – the `ignore` option is now a regex array
lukehorvat Jan 19, 2020
a3c351d
Update readme – the `only` option is now a regex array
lukehorvat Jan 19, 2020
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https readme links
lukehorvat Jan 19, 2020
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24 changes: 12 additions & 12 deletions README.md
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Expand Up @@ -2,7 +2,7 @@

[Babel](https://github.com/babel/babel) [browserify](https://github.com/substack/node-browserify) transform.

As of [Babel 6.0.0](http://babeljs.io/blog/2015/10/29/6.0.0/) there are **no plugins included by default**. For babelify to be useful, you must also include some [presets](http://babeljs.io/docs/plugins/#presets) and/or [plugins](http://babeljs.io/docs/plugins/#transform).
As of [Babel 6.0.0](https://babeljs.io/blog/2015/10/29/6.0.0/) there are **no plugins included by default**. For babelify to be useful, you must also include some [presets](https://babeljs.io/docs/plugins/#presets) and/or [plugins](https://babeljs.io/docs/plugins/#transform).

## Installation

Expand Down Expand Up @@ -33,15 +33,15 @@ browserify("./script.js")
.pipe(fs.createWriteStream("bundle.js"));
```

**NOTE:** [Presets and plugins](http://babeljs.io/docs/plugins/) need to be installed as separate modules. For the above examples to work, you'd need to also install [`@babel/preset-env`](https://www.npmjs.com/package/@babel/preset-env) and [`@babel/preset-react`](https://www.npmjs.com/package/@babel/preset-react):
**NOTE:** [Presets and plugins](https://babeljs.io/docs/plugins/) need to be installed as separate modules. For the above examples to work, you'd need to also install [`@babel/preset-env`](https://www.npmjs.com/package/@babel/preset-env) and [`@babel/preset-react`](https://www.npmjs.com/package/@babel/preset-react):

```sh
$ npm install --save-dev @babel/preset-env @babel/preset-react
```

### Options

Selected options are discussed below. See the [babel](http://babeljs.io/) docs for the complete list of [options](http://babeljs.io/docs/usage/options/).
Selected options are discussed below. See the [babel](https://babeljs.io/) docs for the complete list of [options](https://babeljs.io/docs/usage/options/).

Options may be passed in via standard [browserify](https://github.com/substack/node-browserify#btransformtr-opts) ways:

Expand Down Expand Up @@ -127,18 +127,18 @@ $ browserify -t [ babelify --sourceMapsAbsolute ]

```javascript
browserify().transform(babelify.configure({
// Optional ignore regex - if any filenames **do** match this regex then
// they aren't compiled
ignore: /regex/,
// Optional 'ignore' regex array - if any filenames **do** match a regex in
// this array, then they aren't compiled.
ignore: [/regex/],

// Optional only regex - if any filenames **don't** match this regex
// then they aren't compiled
only: /my_es6_folder/
// Optional 'only' regex array - if any filenames **don't** match a regex in
// this array, then they aren't compiled.
only: [/my_es6_folder/]
}))
```

```sh
$ browserify -t [ babelify --ignore regex --only my_es6_folder ]
$ browserify -t [ babelify --ignore [ regex ] --only [ my_es6_folder ] ]
```

#### Babel result (metadata and others)
Expand Down Expand Up @@ -187,12 +187,12 @@ specify options then you can use:
}
```

Another solution (proceed with caution!) is to run babelify as a [global](https://github.com/substack/node-browserify#btransformtr-opts) transform. Use the babel [`ignore` option](http://babeljs.io/docs/usage/options/) to narrow the number of files transformed:
Another solution (proceed with caution!) is to run babelify as a [global](https://github.com/substack/node-browserify#btransformtr-opts) transform. Use the babel [`ignore` option](https://babeljs.io/docs/usage/options/) to narrow the number of files transformed:

```js
browserify().transform("babelify", {
global: true,
ignore: /\/node_modules\/(?!app\/)/
ignore: [/\/node_modules\/(?!app\/)/]
});
```

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