storybook/docs/snippets/react/mock-provider-in-preview.js.mdx
2024-04-30 22:21:31 -06:00

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```jsx
// .storybook/preview.jsx
import React from 'react';
import { ThemeProvider } from 'styled-components';
// themes = { light, dark }
import * as themes from '../src/themes';
export default {
decorators: [
// 👇 Defining the decorator in the preview file applies it to all stories
(Story, { parameters }) => {
// 👇 Make it configurable by reading the theme value from parameters
const { theme = 'light' } = parameters;
return (
<ThemeProvider theme={themes[theme]}>
<Story />
</ThemeProvider>
);
},
],
};
```