storybook-addon-rem/dist/esm/preset/manager.js

A storybook addon which helps you to test how your REM sized components behave.

import { addons, types } from '@storybook/addons';
import * as React from 'react';
import { ADDON_ID, TOOLBAR_ID } from '../constants';
import Tool from '../Tool';
addons.register(ADDON_ID, function (api) {
  addons.add(TOOLBAR_ID, {
    title: 'Rem',
    type: types.TOOL,
    match: function match(_ref) {
      var viewMode = _ref.viewMode;
      return viewMode === 'story' || viewMode === 'docs';
    },
    render: function render() {
      return /*#__PURE__*/React.createElement(Tool, {
        api: api
      });
    }
  });
});