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rOACCT/node_modules/@emotion/cache/dist/emotion-cache.esm.js
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emotion-cache.esm.js
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			import { StyleSheet } from '@emotion/sheet';
			import { dealloc, alloc, next, token, from, peek, delimit, slice, position, RULESET, combine, match, serialize, copy, replace, WEBKIT, MOZ, MS, KEYFRAMES, DECLARATION, hash, charat, strlen, indexof, stringify, COMMENT, rulesheet, middleware, compile } from 'stylis';
			import weakMemoize from '@emotion/weak-memoize';
			import memoize from '@emotion/memoize';

			var identifierWithPointTracking = function identifierWithPointTracking(begin, points, index) {
			var previous = 0;
			var character = 0;

			while (true) {
			previous = character;
			character = peek(); // &\f

			if (previous === 38 && character === 12) {
			points[index] = 1;
			}

			if (token(character)) {
			break;
			}

			next();
			}

			return slice(begin, position);
			};

			var toRules = function toRules(parsed, points) {
			// pretend we've started with a comma
			var index = -1;
			var character = 44;

			do {
			switch (token(character)) {
			case 0:
			// &\f
			if (character === 38 && peek() === 12) {
			// this is not 100% correct, we don't account for literal sequences here - like for example quoted strings
			// stylis inserts \f after & to know when & where it should replace this sequence with the context selector
			// and when it should just concatenate the outer and inner selectors
			// it's very unlikely for this sequence to actually appear in a different context, so we just leverage this fact here
			points[index] = 1;
			}

			parsed[index] += identifierWithPointTracking(position - 1, points, index);
			break;

			case 2:
			parsed[index] += delimit(character);
			break;

			case 4:
			// comma
			if (character === 44) {
			// colon
			parsed[++index] = peek() === 58 ? '&\f' : '';
			points[index] = parsed[index].length;
			break;
			}

			// fallthrough

			default:
			parsed[index] += from(character);
			}
			} while (character = next());

			return parsed;
			};

			var getRules = function getRules(value, points) {
			return dealloc(toRules(alloc(value), points));
			}; // WeakSet would be more appropriate, but only WeakMap is supported in IE11


			var fixedElements = /* #__PURE__ */new WeakMap();
			var compat = function compat(element) {
			if (element.type !== 'rule' \|\| !element.parent \|\| // positive .length indicates that this rule contains pseudo
			// negative .length indicates that this rule has been already prefixed
			element.length < 1) {
			return;
			}

			var value = element.value,
			parent = element.parent;
			var isImplicitRule = element.column === parent.column && element.line === parent.line;

			while (parent.type !== 'rule') {
			parent = parent.parent;
			if (!parent) return;
			} // short-circuit for the simplest case


			if (element.props.length === 1 && value.charCodeAt(0) !== 58
			/* colon */
			&& !fixedElements.get(parent)) {
			return;
			} // if this is an implicitly inserted rule (the one eagerly inserted at the each new nested level)
			// then the props has already been manipulated beforehand as they that array is shared between it and its "rule parent"


			if (isImplicitRule) {
			return;
			}

			fixedElements.set(element, true);
			var points = [];
			var rules = getRules(value, points);
			var parentRules = parent.props;

			for (var i = 0, k = 0; i < rules.length; i++) {
			for (var j = 0; j < parentRules.length; j++, k++) {
			element.props[k] = points[i] ? rules[i].replace(/&\f/g, parentRules[j]) : parentRules[j] + " " + rules[i];
			}
			}
			};
			var removeLabel = function removeLabel(element) {
			if (element.type === 'decl') {
			var value = element.value;

			if ( // charcode for l
			value.charCodeAt(0) === 108 && // charcode for b
			value.charCodeAt(2) === 98) {
			// this ignores label
			element["return"] = '';
			element.value = '';
			}
			}
			};
			var ignoreFlag = 'emotion-disable-server-rendering-unsafe-selector-warning-please-do-not-use-this-the-warning-exists-for-a-reason';

			var isIgnoringComment = function isIgnoringComment(element) {
			return element.type === 'comm' && element.children.indexOf(ignoreFlag) > -1;
			};

			var createUnsafeSelectorsAlarm = function createUnsafeSelectorsAlarm(cache) {
			return function (element, index, children) {
			if (element.type !== 'rule' \|\| cache.compat) return;
			var unsafePseudoClasses = element.value.match(/(:first\|:nth\|:nth-last)-child/g);

			if (unsafePseudoClasses) {
			var isNested = element.parent === children[0]; // in nested rules comments become children of the "auto-inserted" rule
			//
			// considering this input:
			// .a {
			// .b /* comm */ {}
			// color: hotpink;
			// }
			// we get output corresponding to this:
			// .a {
			// & {
			// /* comm */
			// color: hotpink;
			// }
			// .b {}
			// }

			var commentContainer = isNested ? children[0].children : // global rule at the root level
			children;

			for (var i = commentContainer.length - 1; i >= 0; i--) {
			var node = commentContainer[i];

			if (node.line < element.line) {
			break;
			} // it is quite weird but comments are usually put at `column: element.column - 1`
			// so we seek from the end for the node that is earlier than the rule's `element` and check that
			// this will also match inputs like this:
			// .a {
			// /* comm */
			// .b {}
			// }
			//
			// but that is fine
			//
			// it would be the easiest to change the placement of the comment to be the first child of the rule:
			// .a {
			// .b { /* comm */ }
			// }
			// with such inputs we wouldn't have to search for the comment at all
			// TODO: consider changing this comment placement in the next major version


			if (node.column < element.column) {
			if (isIgnoringComment(node)) {
			return;
			}

			break;
			}
			}

			unsafePseudoClasses.forEach(function (unsafePseudoClass) {
			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) {
			return element.type.charCodeAt(1) === 105 && element.type.charCodeAt(0) === 64;
			};

			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.");
			nullifyElement(element);
			}
			};

			/* eslint-disable no-fallthrough */

			function prefix(value, length) {
			switch (hash(value, length)) {
			// color-adjust
			case 5103:
			return WEBKIT + 'print-' + value + value;
			// animation, animation-(delay\|direction\|duration\|fill-mode\|iteration-count\|name\|play-state\|timing-function)

			case 5737:
			case 4201:
			case 3177:
			case 3433:
			case 1641:
			case 4457:
			case 2921: // text-decoration, filter, clip-path, backface-visibility, column, box-decoration-break

			case 5572:
			case 6356:
			case 5844:
			case 3191:
			case 6645:
			case 3005: // mask, mask-image, mask-(mode\|clip\|size), mask-(repeat\|origin), mask-position, mask-composite,

			case 6391:
			case 5879:
			case 5623:
			case 6135:
			case 4599:
			case 4855: // background-clip, columns, column-(count\|fill\|gap\|rule\|rule-color\|rule-style\|rule-width\|span\|width)

			case 4215:
			case 6389:
			case 5109:
			case 5365:
			case 5621:
			case 3829:
			return WEBKIT + value + value;
			// appearance, user-select, transform, hyphens, text-size-adjust

			case 5349:
			case 4246:
			case 4810:
			case 6968:
			case 2756:
			return WEBKIT + value + MOZ + value + MS + value + value;
			// flex, flex-direction

			case 6828:
			case 4268:
			return WEBKIT + value + MS + value + value;
			// order

			case 6165:
			return WEBKIT + value + MS + 'flex-' + value + value;
			// align-items

			case 5187:
			return WEBKIT + value + replace(value, /(\w+).+(:[^]+)/, WEBKIT + 'box-$1$2' + MS + 'flex-$1$2') + value;
			// align-self

			case 5443:
			return WEBKIT + value + MS + 'flex-item-' + replace(value, /flex-\|-self/, '') + value;
			// align-content

			case 4675:
			return WEBKIT + value + MS + 'flex-line-pack' + replace(value, /align-content\|flex-\|-self/, '') + value;
			// flex-shrink

			case 5548:
			return WEBKIT + value + MS + replace(value, 'shrink', 'negative') + value;
			// flex-basis

			case 5292:
			return WEBKIT + value + MS + replace(value, 'basis', 'preferred-size') + value;
			// flex-grow

			case 6060:
			return WEBKIT + 'box-' + replace(value, '-grow', '') + WEBKIT + value + MS + replace(value, 'grow', 'positive') + value;
			// transition

			case 4554:
			return WEBKIT + replace(value, /([^-])(transform)/g, '$1' + WEBKIT + '$2') + value;
			// cursor

			case 6187:
			return replace(replace(replace(value, /(zoom-\|grab)/, WEBKIT + '$1'), /(image-set)/, WEBKIT + '$1'), value, '') + value;
			// background, background-image

			case 5495:
			case 3959:
			return replace(value, /(image-set\([^]*)/, WEBKIT + '$1' + '$`$1');
			// justify-content

			case 4968:
			return replace(replace(value, /(.+:)(flex-)?(.*)/, WEBKIT + 'box-pack:$3' + MS + 'flex-pack:$3'), /s.+-b[^;]+/, 'justify') + WEBKIT + value + value;
			// (margin\|padding)-inline-(start\|end)

			case 4095:
			case 3583:
			case 4068:
			case 2532:
			return replace(value, /(.+)-inline(.+)/, WEBKIT + '$1$2') + value;
			// (min\|max)?(width\|height\|inline-size\|block-size)

			case 8116:
			case 7059:
			case 5753:
			case 5535:
			case 5445:
			case 5701:
			case 4933:
			case 4677:
			case 5533:
			case 5789:
			case 5021:
			case 4765:
			// stretch, max-content, min-content, fill-available
			if (strlen(value) - 1 - length > 6) switch (charat(value, length + 1)) {
			// (m)ax-content, (m)in-content
			case 109:
			// -
			if (charat(value, length + 4) !== 45) break;
			// (f)ill-available, (f)it-content

			case 102:
			return replace(value, /(.+:)(.+)-([^]+)/, '$1' + WEBKIT + '$2-$3' + '$1' + MOZ + (charat(value, length + 3) == 108 ? '$3' : '$2-$3')) + value;
			// (s)tretch

			case 115:
			return ~indexof(value, 'stretch') ? prefix(replace(value, 'stretch', 'fill-available'), length) + value : value;
			}
			break;
			// position: sticky

			case 4949:
			// (s)ticky?
			if (charat(value, length + 1) !== 115) break;
			// display: (flex\|inline-flex)

			case 6444:
			switch (charat(value, strlen(value) - 3 - (~indexof(value, '!important') && 10))) {
			// stic(k)y
			case 107:
			return replace(value, ':', ':' + WEBKIT) + value;
			// (inline-)?fl(e)x

			case 101:
			return replace(value, /(.+:)([^;!]+)(;\|!.+)?/, '$1' + WEBKIT + (charat(value, 14) === 45 ? 'inline-' : '') + 'box$3' + '$1' + WEBKIT + '$2$3' + '$1' + MS + '$2box$3') + value;
			}

			break;
			// writing-mode

			case 5936:
			switch (charat(value, length + 11)) {
			// vertical-l(r)
			case 114:
			return WEBKIT + value + MS + replace(value, /[svh]\w+-[tblr]{2}/, 'tb') + value;
			// vertical-r(l)

			case 108:
			return WEBKIT + value + MS + replace(value, /[svh]\w+-[tblr]{2}/, 'tb-rl') + value;
			// horizontal(-)tb

			case 45:
			return WEBKIT + value + MS + replace(value, /[svh]\w+-[tblr]{2}/, 'lr') + value;
			}

			return WEBKIT + value + MS + value + value;
			}

			return value;
			}

			var prefixer = function prefixer(element, index, children, callback) {
			if (element.length > -1) if (!element["return"]) switch (element.type) {
			case DECLARATION:
			element["return"] = prefix(element.value, element.length);
			break;

			case KEYFRAMES:
			return serialize([copy(element, {
			value: replace(element.value, '@', '@' + WEBKIT)
			})], callback);

			case RULESET:
			if (element.length) return combine(element.props, function (value) {
			switch (match(value, /(::plac\w+\|:read-\w+)/)) {
			// :read-(only\|write)
			case ':read-only':
			case ':read-write':
			return serialize([copy(element, {
			props: [replace(value, /:(read-\w+)/, ':' + MOZ + '$1')]
			})], callback);
			// :placeholder

			case '::placeholder':
			return serialize([copy(element, {
			props: [replace(value, /:(plac\w+)/, ':' + WEBKIT + 'input-$1')]
			}), copy(element, {
			props: [replace(value, /:(plac\w+)/, ':' + MOZ + '$1')]
			}), copy(element, {
			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

			for (var i = 1; i < attrib.length; i++) {
			inserted[attrib[i]] = true;
			}

			nodesToHydrate.push(node);
			});
			}

			var _insert;

			var omnipresentPlugins = [compat, removeLabel];

			if (process.env.NODE_ENV !== 'production') {
			omnipresentPlugins.push(createUnsafeSelectorsAlarm({
			get compat() {
			return cache.compat;
			}

			}), incorrectImportAlarm);
			}

			if (isBrowser) {
			var currentSheet;
			var finalizingPlugins = [stringify, process.env.NODE_ENV !== 'production' ? function (element) {
			if (!element.root) {
			if (element["return"]) {
			currentSheet.insert(element["return"]);
			} else if (element.value && element.type !== COMMENT) {
			// insert empty rule in non-production environments
			// so @emotion/jest can grab `key` from the (JS)DOM for caches without any rules inserted yet
			currentSheet.insert(element.value + "{}");
			}
			}
			} : rulesheet(function (rule) {
			currentSheet.insert(rule);
			})];
			var serializer = middleware(omnipresentPlugins.concat(stylisPlugins, finalizingPlugins));

			var stylis = function stylis(styles) {
			return serialize(compile(styles), serializer);
			};

			_insert = function insert(selector, serialized, sheet, shouldCache) {
			currentSheet = sheet;

			if (process.env.NODE_ENV !== 'production' && serialized.map !== undefined) {
			currentSheet = {
			insert: function insert(rule) {
			sheet.insert(rule + serialized.map);
			}
			};
			}

			stylis(selector ? selector + "{" + serialized.styles + "}" : serialized.styles);

			if (shouldCache) {
			cache.inserted[serialized.name] = true;
			}
			};
			} else {
			var _finalizingPlugins = [stringify];

			var _serializer = middleware(omnipresentPlugins.concat(stylisPlugins, _finalizingPlugins));

			var _stylis = function _stylis(styles) {
			return serialize(compile(styles), _serializer);
			}; // $FlowFixMe


			var serverStylisCache = getServerStylisCache(stylisPlugins)(key);

			var getRules = function getRules(selector, serialized) {
			var name = serialized.name;

			if (serverStylisCache[name] === undefined) {
			serverStylisCache[name] = _stylis(selector ? selector + "{" + serialized.styles + "}" : serialized.styles);
			}

			return serverStylisCache[name];
			};

			_insert = function _insert(selector, serialized, sheet, shouldCache) {
			var name = serialized.name;
			var rules = getRules(selector, serialized);

			if (cache.compat === undefined) {
			// in regular mode, we don't set the styles on the inserted cache
			// since we don't need to and that would be wasting memory
			// we return them so that they are rendered in a style tag
			if (shouldCache) {
			cache.inserted[name] = true;
			}

			if ( // using === development instead of !== production
			// because if people do ssr in tests, the source maps showing up would be annoying
			process.env.NODE_ENV === 'development' && serialized.map !== undefined) {
			return rules + serialized.map;
			}

			return rules;
			} else {
			// in compat mode, we put the styles on the inserted cache so
			// that emotion-server can pull out the styles
			// except when we don't want to cache it which was in Global but now
			// is nowhere but we don't want to do a major right now
			// and just in case we're going to leave the case here
			// it's also not affecting client side bundle size
			// so it's really not a big deal
			if (shouldCache) {
			cache.inserted[name] = rules;
			} else {
			return rules;
			}
			}
			};
			}

			var cache = {
			key: key,
			sheet: new StyleSheet({
			key: key,
			container: container,
			nonce: options.nonce,
			speedy: options.speedy,
			prepend: options.prepend,
			insertionPoint: options.insertionPoint
			}),
			nonce: options.nonce,
			inserted: inserted,
			registered: {},
			insert: _insert
			};
			cache.sheet.hydrate(nodesToHydrate);
			return cache;
			};

			export default createCache;