console.error("The pseudo class \"" + unsafePseudoClass + "\" is potentially unsafe when doing server-side rendering. Try changing it to \"" + unsafePseudoClass.split('-child')[0] + "-of-type\".");
});
}
};
};
var isImportRule = function isImportRule(element) {
var isPrependedWithRegularRules = function isPrependedWithRegularRules(index, children) {
for (var i = index - 1; i >= 0; i--) {
if (!isImportRule(children[i])) {
return true;
}
}
return false;
}; // use this to remove incorrect elements from further processing
// so they don't get handed to the `sheet` (or anything else)
// as that could potentially lead to additional logs which in turn could be overhelming to the user
var nullifyElement = function nullifyElement(element) {
element.type = '';
element.value = '';
element["return"] = '';
element.children = '';
element.props = '';
};
var incorrectImportAlarm = function incorrectImportAlarm(element, index, children) {
if (!isImportRule(element)) {
return;
}
if (element.parent) {
console.error("`@import` rules can't be nested inside other rules. Please move it to the top level and put it before regular rules. Keep in mind that they can only be used within global styles.");
nullifyElement(element);
} else if (isPrependedWithRegularRules(index, children)) {
console.error("`@import` rules can't be after other rules. Please put your `@import` rules before your other rules.");
props: [replace(value, /:(plac\w+)/, MS + 'input-$1')]
})], callback);
}
return '';
});
}
};
var isBrowser = typeof document !== 'undefined';
var getServerStylisCache = isBrowser ? undefined : weakMemoize(function () {
return memoize(function () {
var cache = {};
return function (name) {
return cache[name];
};
});
});
var defaultStylisPlugins = [prefixer];
var createCache = function createCache(options) {
var key = options.key;
if (process.env.NODE_ENV !== 'production' && !key) {
throw new Error("You have to configure `key` for your cache. Please make sure it's unique (and not equal to 'css') as it's used for linking styles to your cache.\n" + "If multiple caches share the same key they might \"fight\" for each other's style elements.");
}
if (isBrowser && key === 'css') {
var ssrStyles = document.querySelectorAll("style[data-emotion]:not([data-s])"); // get SSRed styles out of the way of React's hydration
// document.head is a safe place to move them to(though note document.head is not necessarily the last place they will be)
// note this very very intentionally targets all style elements regardless of the key to ensure
// that creating a cache works inside of render of a React component
Array.prototype.forEach.call(ssrStyles, function (node) {
// we want to only move elements which have a space in the data-emotion attribute value
// because that indicates that it is an Emotion 11 server-side rendered style elements
// while we will already ignore Emotion 11 client-side inserted styles because of the :not([data-s]) part in the selector
// Emotion 10 client-side inserted styles did not have data-s (but importantly did not have a space in their data-emotion attributes)
// so checking for the space ensures that loading Emotion 11 after Emotion 10 has inserted some styles
// will not result in the Emotion 10 styles being destroyed
var dataEmotionAttribute = node.getAttribute('data-emotion');
if (dataEmotionAttribute.indexOf(' ') === -1) {
return;
}
document.head.appendChild(node);
node.setAttribute('data-s', '');
});
}
var stylisPlugins = options.stylisPlugins || defaultStylisPlugins;
if (process.env.NODE_ENV !== 'production') {
// $FlowFixMe
if (/[^a-z-]/.test(key)) {
throw new Error("Emotion key must only contain lower case alphabetical characters and - but \"" + key + "\" was passed");
}
}
var inserted = {};
var container;
var nodesToHydrate = [];
if (isBrowser) {
container = options.container || document.head;
Array.prototype.forEach.call( // this means we will ignore elements which don't have a space in them which
// means that the style elements we're looking at are only Emotion 11 server-rendered style elements
document.querySelectorAll("style[data-emotion^=\"" + key + " \"]"), function (node) {
var attrib = node.getAttribute("data-emotion").split(' '); // $FlowFixMe