@lunde/babel-preset-es

A babel preset for configuring ECMAScript features to apps and packages

Installation

yarn add --dev @lunde/babel-preset-es

Usage

.babelrc

{
  "presets": [
    [
      "@lunde/es", {
        "env": {
          "modules": false
        }
      }
    ]
  ]
}

Included packages

• @babel/cli
• @babel/core

Included presets

• @babel/preset-env
• @babel/preset-typescript

Included plugins

• @babel/plugin-transform-runtime
• @babel/plugin-proposal-class-properties
• @babel/plugin-proposal-export-default-from
• @babel/plugin-proposal-export-namespace-from
• @babel/plugin-proposal-logical-assignment-operators
• @babel/plugin-proposal-nullish-coalescing-operator
• @babel/plugin-transform-object-assign
• @babel/plugin-proposal-object-rest-spread
• @babel/plugin-proposal-optional-chaining
• @babel/plugin-syntax-dynamic-import
• @babel/plugin-syntax-import-meta
• babel-plugin-closure-elimination
• babel-plugin-macros
• babel-plugin-dev-expression

Options

env

Defaults

{
  "loose": true, 
  "useBuiltIns": false, 
  "ignoreBrowserslistConfig": true,
  "exclude": ["transform-typeof-symbol"]
}

• Define "env": false to turn off @babel/env

typescript

• Define "typescript": false to turn off @babel/typescript

runtime

• default false
• Define "runtime": {...} to turn on @babel/transform-runtime

classProps

• default {loose: true}

macros

• Define "macros": false to turn off @babel/macros

objectAssign

• Define "objectAssign": false to turn off @babel/transform-object-assign

restSpread

• Define "restSpread": false to turn off @babel/proposal-rest-spread

closureElimination

• Define "closureElimination": false to turn off babel-plugin-closure-elimination

devExpression

• Define "devExpression": false to turn off babel-plugin-dev-expression