@mui/styled-engine
Version:
styled() API wrapper package for emotion.
79 lines (76 loc) • 2.72 kB
JavaScript
'use client';
import * as React from 'react';
import PropTypes from 'prop-types';
import { CacheProvider } from '@emotion/react';
import createCache from '@emotion/cache';
import { StyleSheet } from '@emotion/sheet';
// We might be able to remove this when this issue is fixed:
// https://github.com/emotion-js/emotion/issues/2790
import { jsx as _jsx } from "react/jsx-runtime";
const createEmotionCache = (options, CustomSheet) => {
const cache = createCache(options);
// Do the same as https://github.com/emotion-js/emotion/blob/main/packages/cache/src/index.js#L238-L245
cache.sheet = new CustomSheet({
key: cache.key,
nonce: cache.sheet.nonce,
container: cache.sheet.container,
speedy: cache.sheet.isSpeedy,
prepend: cache.sheet.prepend,
insertionPoint: cache.sheet.insertionPoint
});
return cache;
};
let cache;
if (typeof document === 'object') {
// Use `insertionPoint` over `prepend`(deprecated) because it can be controlled for GlobalStyles injection order
// For more information, see https://github.com/mui/material-ui/issues/44597
let insertionPoint = document.querySelector('[name="emotion-insertion-point"]');
if (!insertionPoint) {
insertionPoint = document.createElement('meta');
insertionPoint.setAttribute('name', 'emotion-insertion-point');
insertionPoint.setAttribute('content', '');
const head = document.querySelector('head');
if (head) {
head.prepend(insertionPoint);
}
}
/**
* This is for client-side apps only.
* A custom sheet is required to make the GlobalStyles API injected above the insertion point.
* This is because the [sheet](https://github.com/emotion-js/emotion/blob/main/packages/react/src/global.js#L94-L99) does not consume the options.
*/
class MyStyleSheet extends StyleSheet {
insert(rule, options) {
if (this.key && this.key.endsWith('global')) {
this.before = insertionPoint;
}
return super.insert(rule, options);
}
}
cache = createEmotionCache({
key: 'css',
insertionPoint
}, MyStyleSheet);
}
export default function StyledEngineProvider(props) {
const {
injectFirst,
children
} = props;
return injectFirst && cache ? /*#__PURE__*/_jsx(CacheProvider, {
value: cache,
children: children
}) : children;
}
process.env.NODE_ENV !== "production" ? StyledEngineProvider.propTypes = {
/**
* Your component tree.
*/
children: PropTypes.node,
/**
* By default, the styles are injected last in the <head> element of the page.
* As a result, they gain more specificity than any other style sheet.
* If you want to override MUI's styles, set this prop.
*/
injectFirst: PropTypes.bool
} : void 0;