From 26105034da4fcce7ac883c899d781f016559310d Mon Sep 17 00:00:00 2001
From: ruki <waruqi@gmail.com>
Date: Thu, 8 Nov 2018 00:38:48 +0800
Subject: switch to vuepress

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 create mode 100644 node_modules/@babel/plugin-proposal-optional-catch-binding/README.md

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+# @babel/plugin-proposal-optional-catch-binding
+
+> Optional catch binding enables the catch block to execute whether or not an argument is passed to the catch statement (CatchClause).
+
+
+## Examples
+
+```js
+try {
+  throw 0;
+} catch {
+  doSomethingWhichDoesntCareAboutTheValueThrown();
+}
+```
+
+```js
+try {
+  throw 0;
+} catch {
+  doSomethingWhichDoesntCareAboutTheValueThrown();
+} finally {
+  doSomeCleanup();
+}
+```
+
+
+## Installation
+
+```sh
+npm install --save-dev @babel/plugin-proposal-optional-catch-binding
+```
+
+## Usage
+
+### Via `.babelrc` (Recommended)
+
+**.babelrc**
+
+```json
+{
+  "plugins": ["@babel/plugin-proposal-optional-catch-binding"]
+}
+```
+
+### Via CLI
+
+```sh
+babel --plugins @babel/plugin-proposal-optional-catch-binding script.js
+```
+
+### Via Node API
+
+```javascript
+require("@babel/core").transform("code", {
+  plugins: ["@babel/plugin-proposal-optional-catch-binding"]
+});
+```
+
+## References
+- [Proposal: Optional Catch Binding for ECMAScript](https://github.com/babel/proposals/issues/7)
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