Add source maps for debugging

Author: justingrant

rollup.config.js

@@ -15,12 +15,14 @@ export default [
  output: {
  file: pkg.main,
  format: 'cjs',
+ sourcemap: true,
  },
  external,
  plugins: [
  babel({
  runtimeHelpers: true,
  plugins: ['@babel/transform-runtime'],
+ sourceMaps: true,
  }),
  nodeResolve(),
  commonjs(),
@@ -32,12 +34,14 @@ export default [
  output: {
  file: pkg.module,
  format: 'esm',
+ sourcemap: true,
  },
  external,
  plugins: [
  babel({
  runtimeHelpers: true,
  plugins: [['@babel/transform-runtime', { useESModules: true }]],
+ sourceMaps: true,
  }),
  nodeResolve(),
  commonjs(),