text: import babel from 'rollup-plugin-babel';
  import uglify from 'rollup-plugin-uglify';
  
  export default [{
    input: 'src/tick.js',
    output: {
      file: 'dist/tick.js',
      format: 'umd',
      name: 'Tick'
    },
    plugins: [
      babel({
        exclude: 'node_modules/**'
      })
    ]
  }, {
    input: 'src/tick.js',
    output: [
      {
        file: 'dist/tick.min.js',
        format: 'umd',
        name: 'Tick'
      },
      {
        file: 'dist/tick.cjs.min.js',
        format: 'cjs'
      },
      {
        file: 'dist/tick.iife.min.js',
        format: 'iife',
        name: 'Tick'
      },
      {
        file: 'dist/tick.esm.min.js',
        format: 'es'
      }
    ],
    plugins: [
      babel({
        exclude: 'node_modules/**',
        plugins: [
          'external-helpers'
        ]
      }),
      uglify()
    ]
  }];
  