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@babel/plugin-syntax-optional-catch-binding

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Comparing version 7.0.0-beta.49 to 7.0.0-beta.50

6

package.json
{
"name": "@babel/plugin-syntax-optional-catch-binding",
"version": "7.0.0-beta.49",
"version": "7.0.0-beta.50",
"description": "Allow parsing of optional catch bindings",

@@ -12,3 +12,3 @@ "repository": "https://github.com/babel/babel/tree/master/packages/babel-plugin-syntax-optional-catch-binding",

"dependencies": {
"@babel/helper-plugin-utils": "7.0.0-beta.49"
"@babel/helper-plugin-utils": "7.0.0-beta.50"
},

@@ -19,4 +19,4 @@ "peerDependencies": {

"devDependencies": {
"@babel/core": "7.0.0-beta.49"
"@babel/core": "7.0.0-beta.50"
}
}
# @babel/plugin-syntax-optional-catch-binding
> This plugin allows Babel to parse optional catch bindings.
> Allow parsing of optional catch bindings
## Example
See our website [@babel/plugin-syntax-optional-catch-binding](https://new.babeljs.io/docs/en/next/babel-plugin-syntax-optional-catch-binding.html) for more information.
**Syntax**
## Install
```javascript
try {
throw 0;
} catch {
doSomethingWhichDoesntCareAboutTheValueThrown();
console.log("Yay, code executes!");
}
```
Using npm:
## Installation
```sh
npm install --save-dev @babel/plugin-syntax-optional-catch-binding
npm install --save @babel/plugin-syntax-optional-catch-binding
```
## Usage
or using yarn:
### Via `.babelrc` (Recommended)
**.babelrc**
```json
{
"plugins": ["@babel/plugin-syntax-optional-catch-binding"]
}
```
### Via CLI
```sh
babel --plugins @babel/plugin-syntax-optional-catch-binding script.js
yarn add --save @babel/plugin-syntax-optional-catch-binding
```
### Via Node API
```javascript
require("@babel/core").transform("code", {
plugins: ["@babel/plugin-syntax-optional-catch-binding"]
});
```
## References
* [Proposal: Optional Catch Binding for ECMAScript](https://github.com/babel/proposals/issues/7)
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