text: /** @license Material-UI v4.2.0
   *
   * This source code is licensed under the MIT license found in the
   * LICENSE file in the root directory of this source tree.
   */
  import { ponyfillGlobal } from '@material-ui/utils';
  /* Warning if there are several instances of @material-ui/styles */
  
  if (process.env.NODE_ENV !== 'production' && process.env.NODE_ENV !== 'test' && typeof window !== 'undefined') {
    ponyfillGlobal['__@material-ui/styles-init__'] = ponyfillGlobal['__@material-ui/styles-init__'] || 0;
  
    if (ponyfillGlobal['__@material-ui/styles-init__'] === 1) {
      // eslint-disable-next-line no-console
      console.warn(['It looks like there are several instances of `@material-ui/styles` initialized in this application.', 'This may cause theme propagation issues, broken class names ' + 'and makes your application bigger without a good reason.', '', 'See https://material-ui.com/r/styles-instance-warning for more info.'].join('\n'));
    }
  
    ponyfillGlobal['__@material-ui/styles-init__'] += 1;
  }
  
  export { default as createGenerateClassName } from './createGenerateClassName';
  export { default as createStyles } from './createStyles';
  export { default as getThemeProps } from './getThemeProps';
  export { default as jssPreset } from './jssPreset';
  export { default as makeStyles } from './makeStyles';
  export { default as mergeClasses } from './mergeClasses';
  export { default as ServerStyleSheets } from './ServerStyleSheets';
  export { default as styled } from './styled';
  export { default as StylesProvider } from './StylesProvider';
  export { default as ThemeProvider } from './ThemeProvider';
  export { default as useTheme } from './useTheme';
  export { default as withStyles } from './withStyles';
  export { default as withTheme, withThemeCreator } from './withTheme';