var getLastPart = function getLastPart(functionName) {
// The match may be something like 'Object.createEmotionProps' or
// 'Loader.prototype.render'
var parts = functionName.split('.');
return parts[parts.length - 1];
};
var getFunctionNameFromStackTraceLine = function getFunctionNameFromStackTraceLine(line) {
// V8
var match = /^\s+at\s+([A-Za-z0-9$.]+)\s/.exec(line);
if (match) return getLastPart(match[1]); // Safari / Firefox
match = /^([A-Za-z0-9$.]+)@/.exec(line);
if (match) return getLastPart(match[1]);
return undefined;
};
var internalReactFunctionNames = /* #__PURE__ */new Set(['renderWithHooks', 'processChild', 'finishClassComponent', 'renderToString']); // These identifiers come from error stacks, so they have to be valid JS
// identifiers, thus we only need to replace what is a valid character for JS,
// but not for CSS.
var sanitizeIdentifier = function sanitizeIdentifier(identifier) {
return identifier.replace(/\$/g, '-');
};
var getLabelFromStackTrace = function getLabelFromStackTrace(stackTrace) {
if (!stackTrace) return undefined;
var lines = stackTrace.split('\n');
for (var i = 0; i < lines.length; i++) {
var functionName = getFunctionNameFromStackTraceLine(lines[i]); // The first line of V8 stack traces is just "Error"
if (!functionName) continue; // If we reach one of these, we have gone too far and should quit
if (internalReactFunctionNames.has(functionName)) break; // The component name is the first function in the stack that starts with an
// uppercase letter
if (/^[A-Z]/.test(functionName)) return sanitizeIdentifier(functionName);
}
return undefined;
};
var typePropName = '__EMOTION_TYPE_PLEASE_DO_NOT_USE__';
var labelPropName = '__EMOTION_LABEL_PLEASE_DO_NOT_USE__';
var createEmotionProps = function createEmotionProps(type, props) {
if (process.env.NODE_ENV !== 'production' && typeof props.css === 'string' && // check if there is a css declaration
props.css.indexOf(':') !== -1) {
throw new Error("Strings are not allowed as css prop values, please wrap it in a css template literal from '@emotion/react' like this: css`" + props.css + "`");
}
var newProps = {};
for (var key in props) {
if (hasOwnProperty.call(props, key)) {
newProps[key] = props[key];
}
}
newProps[typePropName] = type; // For performance, only call getLabelFromStackTrace in development and when
export { CacheProvider as C, Emotion as E, ThemeContext as T, __unsafe_useEmotionCache as _, ThemeProvider as a, withTheme as b, createEmotionProps as c, hasOwnProperty as h, isBrowser as i, useTheme as u, withEmotionCache as w };