text: import sourcemaps from 'rollup-plugin-sourcemaps';
  import license from 'rollup-plugin-license';
  
  const path = require('path');
  const utilDir = path.resolve(__dirname, '..', '..', 'util');
  export default {
      output: {
          format: 'es',
          sourcemap: true
      },
      plugins: [
          sourcemaps(),
          license({
              sourcemap: true,
              banner: {
                  file: path.join(utilDir, 'license-template.txt'),
                  encoding: 'utf-8',
              }
          })
      ],
      onwarn: () => { return }
  }
  