@babel/plugin-transform-block-scoped-functions

info

This plugin is included in @babel/preset-env

Examples

In

JavaScript

{
  function name(n) {
    return n;
  }
}

name("Steve");

Out

JavaScript

{
  let name = function(n) {
    return n;
  };
}
name("Steve");

Installation

npm

npm install --save-dev @babel/plugin-transform-block-scoped-functions

Yarn

yarn add --dev @babel/plugin-transform-block-scoped-functions

pnpm

pnpm add --save-dev @babel/plugin-transform-block-scoped-functions

Usage

With a configuration file (Recommended)

babel.config.json

{
  "plugins": ["@babel/plugin-transform-block-scoped-functions"]
}

Via CLI

Shell

babel --plugins @babel/plugin-transform-block-scoped-functions script.js

Via Node API

JavaScript

require("@babel/core").transformSync("code", {
  plugins: ["@babel/plugin-transform-block-scoped-functions"],
});