This readme is for grunt-babel v8 + Babel v7 Check the 7.x branch for docs with Babel v6

grunt-babel

Use next generation JavaScript, today, with Babel

Issues with the output should be reported on the Babel issue tracker.

Install

For Babel 7.x and grunt-babel v8

$ yarn add --dev grunt-babel @babel/core @babel/preset-env

For Babel 6.x and grunt-babel v7

$ yarn add --dev grunt-babel@7 babel-core babel-preset-env

Note: See the 7.x branch for more examples of usage of Babel 6.x. This README is primarily applicable for Babel 7.x

Usage

Option with load-grunt-tasks

require('load-grunt-tasks')(grunt); // npm install --save-dev load-grunt-tasks

grunt.initConfig({
  babel: {
    options: {
      sourceMap: true,
      presets: ['@babel/preset-env']
    },
    dist: {
      files: {
        'dist/app.js': 'src/app.js'
      }
    }
  }
});

grunt.registerTask('default', ['babel']);

Option with loadNpmTasks

grunt.initConfig({
  babel: {
    options: {
      sourceMap: true,
      presets: ['@babel/preset-env']
    },
    dist: {
      files: {
        'dist/app.js': 'src/app.js'
      }
    }
  }
});

grunt.loadNpmTasks('grunt-babel');

grunt.registerTask('default', ['babel']);

Options

See the Babel options, except for filename which is handled for you.

babel / grunt-babel

readme