styled-components/dist/styled-components.js

Visual primitives for the component age. Use the best bits of ES6 and CSS to style your apps without stress

(function (global, factory) {
  typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('react')) :
  typeof define === 'function' && define.amd ? define(['react'], factory) :
  (global.styled = factory(global.React));
}(this, (function (React) { 'use strict';

  var React__default = 'default' in React ? React['default'] : React;

  // 
  function isStyledComponent(target) {
    return target && typeof target.styledComponentId === 'string';
  }

  // 

  var interleave = (function (strings, interpolations) {
    var result = [strings[0]];

    for (var i = 0, len = interpolations.length; i < len; i += 1) {
      result.push(interpolations[i], strings[i + 1]);
    }

    return result;
  });

  var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) {
    return typeof obj;
  } : function (obj) {
    return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
  };

  var classCallCheck = function (instance, Constructor) {
    if (!(instance instanceof Constructor)) {
      throw new TypeError("Cannot call a class as a function");
    }
  };

  var createClass = function () {
    function defineProperties(target, props) {
      for (var i = 0; i < props.length; i++) {
        var descriptor = props[i];
        descriptor.enumerable = descriptor.enumerable || false;
        descriptor.configurable = true;
        if ("value" in descriptor) descriptor.writable = true;
        Object.defineProperty(target, descriptor.key, descriptor);
      }
    }

    return function (Constructor, protoProps, staticProps) {
      if (protoProps) defineProperties(Constructor.prototype, protoProps);
      if (staticProps) defineProperties(Constructor, staticProps);
      return Constructor;
    };
  }();

  var _extends = Object.assign || function (target) {
    for (var i = 1; i < arguments.length; i++) {
      var source = arguments[i];

      for (var key in source) {
        if (Object.prototype.hasOwnProperty.call(source, key)) {
          target[key] = source[key];
        }
      }
    }

    return target;
  };

  var inherits = function (subClass, superClass) {
    if (typeof superClass !== "function" && superClass !== null) {
      throw new TypeError("Super expression must either be null or a function, not " + typeof superClass);
    }

    subClass.prototype = Object.create(superClass && superClass.prototype, {
      constructor: {
        value: subClass,
        enumerable: false,
        writable: true,
        configurable: true
      }
    });
    if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass;
  };

  var objectWithoutProperties = function (obj, keys) {
    var target = {};

    for (var i in obj) {
      if (keys.indexOf(i) >= 0) continue;
      if (!Object.prototype.hasOwnProperty.call(obj, i)) continue;
      target[i] = obj[i];
    }

    return target;
  };

  var possibleConstructorReturn = function (self, call) {
    if (!self) {
      throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
    }

    return call && (typeof call === "object" || typeof call === "function") ? call : self;
  };

  // 
  var isPlainObject = (function (x) {
    return (typeof x === 'undefined' ? 'undefined' : _typeof(x)) === 'object' && x.constructor === Object;
  });

  // 
  var EMPTY_ARRAY = Object.freeze([]);
  var EMPTY_OBJECT = Object.freeze({});

  // 
  function isFunction(test) {
    return typeof test === 'function';
  }

  function unwrapExports (x) {
  	return x && x.__esModule && Object.prototype.hasOwnProperty.call(x, 'default') ? x.default : x;
  }

  function createCommonjsModule(fn, module) {
  	return module = { exports: {} }, fn(module, module.exports), module.exports;
  }

  var reactIs_production_min = createCommonjsModule(function (module, exports) {
  Object.defineProperty(exports,"__esModule",{value:!0});
  var b="function"===typeof Symbol&&Symbol.for,c=b?Symbol.for("react.element"):60103,d=b?Symbol.for("react.portal"):60106,e=b?Symbol.for("react.fragment"):60107,f=b?Symbol.for("react.strict_mode"):60108,g=b?Symbol.for("react.profiler"):60114,h=b?Symbol.for("react.provider"):60109,k=b?Symbol.for("react.context"):60110,l=b?Symbol.for("react.async_mode"):60111,m=b?Symbol.for("react.concurrent_mode"):60111,n=b?Symbol.for("react.forward_ref"):60112,p=b?Symbol.for("react.suspense"):60113,q=b?Symbol.for("react.memo"):
  60115,r=b?Symbol.for("react.lazy"):60116;function t(a){if("object"===typeof a&&null!==a){var u=a.$$typeof;switch(u){case c:switch(a=a.type,a){case l:case m:case e:case g:case f:case p:return a;default:switch(a=a&&a.$$typeof,a){case k:case n:case h:return a;default:return u}}case r:case q:case d:return u}}}function v(a){return t(a)===m}exports.typeOf=t;exports.AsyncMode=l;exports.ConcurrentMode=m;exports.ContextConsumer=k;exports.ContextProvider=h;exports.Element=c;exports.ForwardRef=n;
  exports.Fragment=e;exports.Lazy=r;exports.Memo=q;exports.Portal=d;exports.Profiler=g;exports.StrictMode=f;exports.Suspense=p;exports.isValidElementType=function(a){return "string"===typeof a||"function"===typeof a||a===e||a===m||a===g||a===f||a===p||"object"===typeof a&&null!==a&&(a.$$typeof===r||a.$$typeof===q||a.$$typeof===h||a.$$typeof===k||a.$$typeof===n)};exports.isAsyncMode=function(a){return v(a)||t(a)===l};exports.isConcurrentMode=v;exports.isContextConsumer=function(a){return t(a)===k};
  exports.isContextProvider=function(a){return t(a)===h};exports.isElement=function(a){return "object"===typeof a&&null!==a&&a.$$typeof===c};exports.isForwardRef=function(a){return t(a)===n};exports.isFragment=function(a){return t(a)===e};exports.isLazy=function(a){return t(a)===r};exports.isMemo=function(a){return t(a)===q};exports.isPortal=function(a){return t(a)===d};exports.isProfiler=function(a){return t(a)===g};exports.isStrictMode=function(a){return t(a)===f};
  exports.isSuspense=function(a){return t(a)===p};
  });

  unwrapExports(reactIs_production_min);
  var reactIs_production_min_1 = reactIs_production_min.typeOf;
  var reactIs_production_min_2 = reactIs_production_min.AsyncMode;
  var reactIs_production_min_3 = reactIs_production_min.ConcurrentMode;
  var reactIs_production_min_4 = reactIs_production_min.ContextConsumer;
  var reactIs_production_min_5 = reactIs_production_min.ContextProvider;
  var reactIs_production_min_6 = reactIs_production_min.Element;
  var reactIs_production_min_7 = reactIs_production_min.ForwardRef;
  var reactIs_production_min_8 = reactIs_production_min.Fragment;
  var reactIs_production_min_9 = reactIs_production_min.Lazy;
  var reactIs_production_min_10 = reactIs_production_min.Memo;
  var reactIs_production_min_11 = reactIs_production_min.Portal;
  var reactIs_production_min_12 = reactIs_production_min.Profiler;
  var reactIs_production_min_13 = reactIs_production_min.StrictMode;
  var reactIs_production_min_14 = reactIs_production_min.Suspense;
  var reactIs_production_min_15 = reactIs_production_min.isValidElementType;
  var reactIs_production_min_16 = reactIs_production_min.isAsyncMode;
  var reactIs_production_min_17 = reactIs_production_min.isConcurrentMode;
  var reactIs_production_min_18 = reactIs_production_min.isContextConsumer;
  var reactIs_production_min_19 = reactIs_production_min.isContextProvider;
  var reactIs_production_min_20 = reactIs_production_min.isElement;
  var reactIs_production_min_21 = reactIs_production_min.isForwardRef;
  var reactIs_production_min_22 = reactIs_production_min.isFragment;
  var reactIs_production_min_23 = reactIs_production_min.isLazy;
  var reactIs_production_min_24 = reactIs_production_min.isMemo;
  var reactIs_production_min_25 = reactIs_production_min.isPortal;
  var reactIs_production_min_26 = reactIs_production_min.isProfiler;
  var reactIs_production_min_27 = reactIs_production_min.isStrictMode;
  var reactIs_production_min_28 = reactIs_production_min.isSuspense;

  var reactIs_development = createCommonjsModule(function (module, exports) {



  {
    (function() {

  Object.defineProperty(exports, '__esModule', { value: true });

  // The Symbol used to tag the ReactElement-like types. If there is no native Symbol
  // nor polyfill, then a plain number is used for performance.
  var hasSymbol = typeof Symbol === 'function' && Symbol.for;

  var REACT_ELEMENT_TYPE = hasSymbol ? Symbol.for('react.element') : 0xeac7;
  var REACT_PORTAL_TYPE = hasSymbol ? Symbol.for('react.portal') : 0xeaca;
  var REACT_FRAGMENT_TYPE = hasSymbol ? Symbol.for('react.fragment') : 0xeacb;
  var REACT_STRICT_MODE_TYPE = hasSymbol ? Symbol.for('react.strict_mode') : 0xeacc;
  var REACT_PROFILER_TYPE = hasSymbol ? Symbol.for('react.profiler') : 0xead2;
  var REACT_PROVIDER_TYPE = hasSymbol ? Symbol.for('react.provider') : 0xeacd;
  var REACT_CONTEXT_TYPE = hasSymbol ? Symbol.for('react.context') : 0xeace;
  var REACT_ASYNC_MODE_TYPE = hasSymbol ? Symbol.for('react.async_mode') : 0xeacf;
  var REACT_CONCURRENT_MODE_TYPE = hasSymbol ? Symbol.for('react.concurrent_mode') : 0xeacf;
  var REACT_FORWARD_REF_TYPE = hasSymbol ? Symbol.for('react.forward_ref') : 0xead0;
  var REACT_SUSPENSE_TYPE = hasSymbol ? Symbol.for('react.suspense') : 0xead1;
  var REACT_MEMO_TYPE = hasSymbol ? Symbol.for('react.memo') : 0xead3;
  var REACT_LAZY_TYPE = hasSymbol ? Symbol.for('react.lazy') : 0xead4;

  function isValidElementType(type) {
    return typeof type === 'string' || typeof type === 'function' ||
    // Note: its typeof might be other than 'symbol' or 'number' if it's a polyfill.
    type === REACT_FRAGMENT_TYPE || type === REACT_CONCURRENT_MODE_TYPE || type === REACT_PROFILER_TYPE || type === REACT_STRICT_MODE_TYPE || type === REACT_SUSPENSE_TYPE || typeof type === 'object' && type !== null && (type.$$typeof === REACT_LAZY_TYPE || type.$$typeof === REACT_MEMO_TYPE || type.$$typeof === REACT_PROVIDER_TYPE || type.$$typeof === REACT_CONTEXT_TYPE || type.$$typeof === REACT_FORWARD_REF_TYPE);
  }

  /**
   * Forked from fbjs/warning:
   * https://github.com/facebook/fbjs/blob/e66ba20ad5be433eb54423f2b097d829324d9de6/packages/fbjs/src/__forks__/warning.js
   *
   * Only change is we use console.warn instead of console.error,
   * and do nothing when 'console' is not supported.
   * This really simplifies the code.
   * ---
   * Similar to invariant but only logs a warning if the condition is not met.
   * This can be used to log issues in development environments in critical
   * paths. Removing the logging code for production environments will keep the
   * same logic and follow the same code paths.
   */

  var lowPriorityWarning = function () {};

  {
    var printWarning = function (format) {
      for (var _len = arguments.length, args = Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
        args[_key - 1] = arguments[_key];
      }

      var argIndex = 0;
      var message = 'Warning: ' + format.replace(/%s/g, function () {
        return args[argIndex++];
      });
      if (typeof console !== 'undefined') {
        console.warn(message);
      }
      try {
        // --- Welcome to debugging React ---
        // This error was thrown as a convenience so that you can use this stack
        // to find the callsite that caused this warning to fire.
        throw new Error(message);
      } catch (x) {}
    };

    lowPriorityWarning = function (condition, format) {
      if (format === undefined) {
        throw new Error('`lowPriorityWarning(condition, format, ...args)` requires a warning ' + 'message argument');
      }
      if (!condition) {
        for (var _len2 = arguments.length, args = Array(_len2 > 2 ? _len2 - 2 : 0), _key2 = 2; _key2 < _len2; _key2++) {
          args[_key2 - 2] = arguments[_key2];
        }

        printWarning.apply(undefined, [format].concat(args));
      }
    };
  }

  var lowPriorityWarning$1 = lowPriorityWarning;

  function typeOf(object) {
    if (typeof object === 'object' && object !== null) {
      var $$typeof = object.$$typeof;
      switch ($$typeof) {
        case REACT_ELEMENT_TYPE:
          var type = object.type;

          switch (type) {
            case REACT_ASYNC_MODE_TYPE:
            case REACT_CONCURRENT_MODE_TYPE:
            case REACT_FRAGMENT_TYPE:
            case REACT_PROFILER_TYPE:
            case REACT_STRICT_MODE_TYPE:
            case REACT_SUSPENSE_TYPE:
              return type;
            default:
              var $$typeofType = type && type.$$typeof;

              switch ($$typeofType) {
                case REACT_CONTEXT_TYPE:
                case REACT_FORWARD_REF_TYPE:
                case REACT_PROVIDER_TYPE:
                  return $$typeofType;
                default:
                  return $$typeof;
              }
          }
        case REACT_LAZY_TYPE:
        case REACT_MEMO_TYPE:
        case REACT_PORTAL_TYPE:
          return $$typeof;
      }
    }

    return undefined;
  }

  // AsyncMode is deprecated along with isAsyncMode
  var AsyncMode = REACT_ASYNC_MODE_TYPE;
  var ConcurrentMode = REACT_CONCURRENT_MODE_TYPE;
  var ContextConsumer = REACT_CONTEXT_TYPE;
  var ContextProvider = REACT_PROVIDER_TYPE;
  var Element = REACT_ELEMENT_TYPE;
  var ForwardRef = REACT_FORWARD_REF_TYPE;
  var Fragment = REACT_FRAGMENT_TYPE;
  var Lazy = REACT_LAZY_TYPE;
  var Memo = REACT_MEMO_TYPE;
  var Portal = REACT_PORTAL_TYPE;
  var Profiler = REACT_PROFILER_TYPE;
  var StrictMode = REACT_STRICT_MODE_TYPE;
  var Suspense = REACT_SUSPENSE_TYPE;

  var hasWarnedAboutDeprecatedIsAsyncMode = false;

  // AsyncMode should be deprecated
  function isAsyncMode(object) {
    {
      if (!hasWarnedAboutDeprecatedIsAsyncMode) {
        hasWarnedAboutDeprecatedIsAsyncMode = true;
        lowPriorityWarning$1(false, 'The ReactIs.isAsyncMode() alias has been deprecated, ' + 'and will be removed in React 17+. Update your code to use ' + 'ReactIs.isConcurrentMode() instead. It has the exact same API.');
      }
    }
    return isConcurrentMode(object) || typeOf(object) === REACT_ASYNC_MODE_TYPE;
  }
  function isConcurrentMode(object) {
    return typeOf(object) === REACT_CONCURRENT_MODE_TYPE;
  }
  function isContextConsumer(object) {
    return typeOf(object) === REACT_CONTEXT_TYPE;
  }
  function isContextProvider(object) {
    return typeOf(object) === REACT_PROVIDER_TYPE;
  }
  function isElement(object) {
    return typeof object === 'object' && object !== null && object.$$typeof === REACT_ELEMENT_TYPE;
  }
  function isForwardRef(object) {
    return typeOf(object) === REACT_FORWARD_REF_TYPE;
  }
  function isFragment(object) {
    return typeOf(object) === REACT_FRAGMENT_TYPE;
  }
  function isLazy(object) {
    return typeOf(object) === REACT_LAZY_TYPE;
  }
  function isMemo(object) {
    return typeOf(object) === REACT_MEMO_TYPE;
  }
  function isPortal(object) {
    return typeOf(object) === REACT_PORTAL_TYPE;
  }
  function isProfiler(object) {
    return typeOf(object) === REACT_PROFILER_TYPE;
  }
  function isStrictMode(object) {
    return typeOf(object) === REACT_STRICT_MODE_TYPE;
  }
  function isSuspense(object) {
    return typeOf(object) === REACT_SUSPENSE_TYPE;
  }

  exports.typeOf = typeOf;
  exports.AsyncMode = AsyncMode;
  exports.ConcurrentMode = ConcurrentMode;
  exports.ContextConsumer = ContextConsumer;
  exports.ContextProvider = ContextProvider;
  exports.Element = Element;
  exports.ForwardRef = ForwardRef;
  exports.Fragment = Fragment;
  exports.Lazy = Lazy;
  exports.Memo = Memo;
  exports.Portal = Portal;
  exports.Profiler = Profiler;
  exports.StrictMode = StrictMode;
  exports.Suspense = Suspense;
  exports.isValidElementType = isValidElementType;
  exports.isAsyncMode = isAsyncMode;
  exports.isConcurrentMode = isConcurrentMode;
  exports.isContextConsumer = isContextConsumer;
  exports.isContextProvider = isContextProvider;
  exports.isElement = isElement;
  exports.isForwardRef = isForwardRef;
  exports.isFragment = isFragment;
  exports.isLazy = isLazy;
  exports.isMemo = isMemo;
  exports.isPortal = isPortal;
  exports.isProfiler = isProfiler;
  exports.isStrictMode = isStrictMode;
  exports.isSuspense = isSuspense;
    })();
  }
  });

  unwrapExports(reactIs_development);
  var reactIs_development_1 = reactIs_development.typeOf;
  var reactIs_development_2 = reactIs_development.AsyncMode;
  var reactIs_development_3 = reactIs_development.ConcurrentMode;
  var reactIs_development_4 = reactIs_development.ContextConsumer;
  var reactIs_development_5 = reactIs_development.ContextProvider;
  var reactIs_development_6 = reactIs_development.Element;
  var reactIs_development_7 = reactIs_development.ForwardRef;
  var reactIs_development_8 = reactIs_development.Fragment;
  var reactIs_development_9 = reactIs_development.Lazy;
  var reactIs_development_10 = reactIs_development.Memo;
  var reactIs_development_11 = reactIs_development.Portal;
  var reactIs_development_12 = reactIs_development.Profiler;
  var reactIs_development_13 = reactIs_development.StrictMode;
  var reactIs_development_14 = reactIs_development.Suspense;
  var reactIs_development_15 = reactIs_development.isValidElementType;
  var reactIs_development_16 = reactIs_development.isAsyncMode;
  var reactIs_development_17 = reactIs_development.isConcurrentMode;
  var reactIs_development_18 = reactIs_development.isContextConsumer;
  var reactIs_development_19 = reactIs_development.isContextProvider;
  var reactIs_development_20 = reactIs_development.isElement;
  var reactIs_development_21 = reactIs_development.isForwardRef;
  var reactIs_development_22 = reactIs_development.isFragment;
  var reactIs_development_23 = reactIs_development.isLazy;
  var reactIs_development_24 = reactIs_development.isMemo;
  var reactIs_development_25 = reactIs_development.isPortal;
  var reactIs_development_26 = reactIs_development.isProfiler;
  var reactIs_development_27 = reactIs_development.isStrictMode;
  var reactIs_development_28 = reactIs_development.isSuspense;

  var reactIs = createCommonjsModule(function (module) {

  {
    module.exports = reactIs_development;
  }
  });
  var reactIs_1 = reactIs.isElement;
  var reactIs_2 = reactIs.isValidElementType;
  var reactIs_3 = reactIs.ForwardRef;

  // 

  function getComponentName(target) {
    return (typeof target === 'string' && target) || target.displayName || target.name || 'Component';
  }

  // 
  function isStatelessFunction(test) {
    return typeof test === 'function' && !(test.prototype && test.prototype.isReactComponent);
  }

  // 

  var SC_ATTR = typeof process !== 'undefined' && (process.env.REACT_APP_SC_ATTR || process.env.SC_ATTR) || 'data-styled';

  var SC_VERSION_ATTR = 'data-styled-version';

  var SC_STREAM_ATTR = 'data-styled-streamed';

  var IS_BROWSER = typeof window !== 'undefined' && 'HTMLElement' in window;

  var DISABLE_SPEEDY = typeof SC_DISABLE_SPEEDY === 'boolean' && SC_DISABLE_SPEEDY || typeof process !== 'undefined' && (process.env.REACT_APP_SC_DISABLE_SPEEDY || process.env.SC_DISABLE_SPEEDY) || "development" !== 'production';

  // Shared empty execution context when generating static styles
  var STATIC_EXECUTION_CONTEXT = {};

  // 


  /**
   * Parse errors.md and turn it into a simple hash of code: message
   */
  var ERRORS = {
    "1": "Cannot create styled-component for component: %s.\n\n",
    "2": "Can't collect styles once you've consumed a `ServerStyleSheet`'s styles! `ServerStyleSheet` is a one off instance for each server-side render cycle.\n\n- Are you trying to reuse it across renders?\n- Are you accidentally calling collectStyles twice?\n\n",
    "3": "Streaming SSR is only supported in a Node.js environment; Please do not try to call this method in the browser.\n\n",
    "4": "The `StyleSheetManager` expects a valid target or sheet prop!\n\n- Does this error occur on the client and is your target falsy?\n- Does this error occur on the server and is the sheet falsy?\n\n",
    "5": "The clone method cannot be used on the client!\n\n- Are you running in a client-like environment on the server?\n- Are you trying to run SSR on the client?\n\n",
    "6": "Trying to insert a new style tag, but the given Node is unmounted!\n\n- Are you using a custom target that isn't mounted?\n- Does your document not have a valid head element?\n- Have you accidentally removed a style tag manually?\n\n",
    "7": "ThemeProvider: Please return an object from your \"theme\" prop function, e.g.\n\n```js\ntheme={() => ({})}\n```\n\n",
    "8": "ThemeProvider: Please make your \"theme\" prop an object.\n\n",
    "9": "Missing document `<head>`\n\n",
    "10": "Cannot find a StyleSheet instance. Usually this happens if there are multiple copies of styled-components loaded at once. Check out this issue for how to troubleshoot and fix the common cases where this situation can happen: https://github.com/styled-components/styled-components/issues/1941#issuecomment-417862021\n\n",
    "11": "_This error was replaced with a dev-time warning, it will be deleted for v4 final._ [createGlobalStyle] received children which will not be rendered. Please use the component without passing children elements.\n\n",
    "12": "It seems you are interpolating a keyframe declaration (%s) into an untagged string. This was supported in styled-components v3, but is not longer supported in v4 as keyframes are now injected on-demand. Please wrap your string in the css\\`\\` helper (see https://www.styled-components.com/docs/api#css), which ensures the styles are injected correctly.\n\n",
    "13": "%s is not a styled component and cannot be referred to via component selector. See https://www.styled-components.com/docs/advanced#referring-to-other-components for more details.\n"
  };

  /**
   * super basic version of sprintf
   */
  function format() {
    var a = arguments.length <= 0 ? undefined : arguments[0];
    var b = [];

    for (var c = 1, len = arguments.length; c < len; c += 1) {
      b.push(arguments.length <= c ? undefined : arguments[c]);
    }

    b.forEach(function (d) {
      a = a.replace(/%[a-z]/, d);
    });

    return a;
  }

  /**
   * Create an error file out of errors.md for development and a simple web link to the full errors
   * in production mode.
   */

  var StyledComponentsError = function (_Error) {
    inherits(StyledComponentsError, _Error);

    function StyledComponentsError(code) {
      classCallCheck(this, StyledComponentsError);

      for (var _len = arguments.length, interpolations = Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
        interpolations[_key - 1] = arguments[_key];
      }

      if (false) {
        var _this;
      } else {
        var _this = possibleConstructorReturn(this, _Error.call(this, format.apply(undefined, [ERRORS[code]].concat(interpolations)).trim()));
      }
      return possibleConstructorReturn(_this);
    }

    return StyledComponentsError;
  }(Error);

  // 
  var SC_COMPONENT_ID = /^[^\S\n]*?\/\* sc-component-id:\s*(\S+)\s+\*\//gm;

  var extractComps = (function (maybeCSS) {
    var css = '' + (maybeCSS || ''); // Definitely a string, and a clone
    var existingComponents = [];
    css.replace(SC_COMPONENT_ID, function (match, componentId, matchIndex) {
      existingComponents.push({ componentId: componentId, matchIndex: matchIndex });
      return match;
    });
    return existingComponents.map(function (_ref, i) {
      var componentId = _ref.componentId,
          matchIndex = _ref.matchIndex;

      var nextComp = existingComponents[i + 1];
      var cssFromDOM = nextComp ? css.slice(matchIndex, nextComp.matchIndex) : css.slice(matchIndex);
      return { componentId: componentId, cssFromDOM: cssFromDOM };
    });
  });

  var stylis_min = createCommonjsModule(function (module, exports) {
  !function(e){module.exports=e(null);}(function e(a){var r=/^\0+/g,c=/[\0\r\f]/g,s=/: */g,t=/zoo|gra/,i=/([,: ])(transform)/g,f=/,+\s*(?![^(]*[)])/g,n=/ +\s*(?![^(]*[)])/g,l=/ *[\0] */g,o=/,\r+?/g,h=/([\t\r\n ])*\f?&/g,u=/:global\(((?:[^\(\)\[\]]*|\[.*\]|\([^\(\)]*\))*)\)/g,d=/\W+/g,b=/@(k\w+)\s*(\S*)\s*/,p=/::(place)/g,k=/:(read-only)/g,g=/\s+(?=[{\];=:>])/g,A=/([[}=:>])\s+/g,C=/(\{[^{]+?);(?=\})/g,w=/\s{2,}/g,v=/([^\(])(:+) */g,m=/[svh]\w+-[tblr]{2}/,x=/\(\s*(.*)\s*\)/g,$=/([\s\S]*?);/g,y=/-self|flex-/g,O=/[^]*?(:[rp][el]a[\w-]+)[^]*/,j=/stretch|:\s*\w+\-(?:conte|avail)/,z=/([^-])(image-set\()/,N="-webkit-",S="-moz-",F="-ms-",W=59,q=125,B=123,D=40,E=41,G=91,H=93,I=10,J=13,K=9,L=64,M=32,P=38,Q=45,R=95,T=42,U=44,V=58,X=39,Y=34,Z=47,_=62,ee=43,ae=126,re=0,ce=12,se=11,te=107,ie=109,fe=115,ne=112,le=111,oe=105,he=99,ue=100,de=112,be=1,pe=1,ke=0,ge=1,Ae=1,Ce=1,we=0,ve=0,me=0,xe=[],$e=[],ye=0,Oe=null,je=-2,ze=-1,Ne=0,Se=1,Fe=2,We=3,qe=0,Be=1,De="",Ee="",Ge="";function He(e,a,s,t,i){for(var f,n,o=0,h=0,u=0,d=0,g=0,A=0,C=0,w=0,m=0,$=0,y=0,O=0,j=0,z=0,R=0,we=0,$e=0,Oe=0,je=0,ze=s.length,Je=ze-1,Re="",Te="",Ue="",Ve="",Xe="",Ye="";R<ze;){if(C=s.charCodeAt(R),R===Je)if(h+d+u+o!==0){if(0!==h)C=h===Z?I:Z;d=u=o=0,ze++,Je++;}if(h+d+u+o===0){if(R===Je){if(we>0)Te=Te.replace(c,"");if(Te.trim().length>0){switch(C){case M:case K:case W:case J:case I:break;default:Te+=s.charAt(R);}C=W;}}if(1===$e)switch(C){case B:case q:case W:case Y:case X:case D:case E:case U:$e=0;case K:case J:case I:case M:break;default:for($e=0,je=R,g=C,R--,C=W;je<ze;)switch(s.charCodeAt(je++)){case I:case J:case W:++R,C=g,je=ze;break;case V:if(we>0)++R,C=g;case B:je=ze;}}switch(C){case B:for(g=(Te=Te.trim()).charCodeAt(0),y=1,je=++R;R<ze;){switch(C=s.charCodeAt(R)){case B:y++;break;case q:y--;break;case Z:switch(A=s.charCodeAt(R+1)){case T:case Z:R=Qe(A,R,Je,s);}break;case G:C++;case D:C++;case Y:case X:for(;R++<Je&&s.charCodeAt(R)!==C;);}if(0===y)break;R++;}if(Ue=s.substring(je,R),g===re)g=(Te=Te.replace(r,"").trim()).charCodeAt(0);switch(g){case L:if(we>0)Te=Te.replace(c,"");switch(A=Te.charCodeAt(1)){case ue:case ie:case fe:case Q:f=a;break;default:f=xe;}if(je=(Ue=He(a,f,Ue,A,i+1)).length,me>0&&0===je)je=Te.length;if(ye>0)if(f=Ie(xe,Te,Oe),n=Pe(We,Ue,f,a,pe,be,je,A,i,t),Te=f.join(""),void 0!==n)if(0===(je=(Ue=n.trim()).length))A=0,Ue="";if(je>0)switch(A){case fe:Te=Te.replace(x,Me);case ue:case ie:case Q:Ue=Te+"{"+Ue+"}";break;case te:if(Ue=(Te=Te.replace(b,"$1 $2"+(Be>0?De:"")))+"{"+Ue+"}",1===Ae||2===Ae&&Le("@"+Ue,3))Ue="@"+N+Ue+"@"+Ue;else Ue="@"+Ue;break;default:if(Ue=Te+Ue,t===de)Ve+=Ue,Ue="";}else Ue="";break;default:Ue=He(a,Ie(a,Te,Oe),Ue,t,i+1);}Xe+=Ue,O=0,$e=0,z=0,we=0,Oe=0,j=0,Te="",Ue="",C=s.charCodeAt(++R);break;case q:case W:if((je=(Te=(we>0?Te.replace(c,""):Te).trim()).length)>1){if(0===z)if((g=Te.charCodeAt(0))===Q||g>96&&g<123)je=(Te=Te.replace(" ",":")).length;if(ye>0)if(void 0!==(n=Pe(Se,Te,a,e,pe,be,Ve.length,t,i,t)))if(0===(je=(Te=n.trim()).length))Te="\0\0";switch(g=Te.charCodeAt(0),A=Te.charCodeAt(1),g){case re:break;case L:if(A===oe||A===he){Ye+=Te+s.charAt(R);break}default:if(Te.charCodeAt(je-1)===V)break;Ve+=Ke(Te,g,A,Te.charCodeAt(2));}}O=0,$e=0,z=0,we=0,Oe=0,Te="",C=s.charCodeAt(++R);}}switch(C){case J:case I:if(h+d+u+o+ve===0)switch($){case E:case X:case Y:case L:case ae:case _:case T:case ee:case Z:case Q:case V:case U:case W:case B:case q:break;default:if(z>0)$e=1;}if(h===Z)h=0;else if(ge+O===0&&t!==te&&Te.length>0)we=1,Te+="\0";if(ye*qe>0)Pe(Ne,Te,a,e,pe,be,Ve.length,t,i,t);be=1,pe++;break;case W:case q:if(h+d+u+o===0){be++;break}default:switch(be++,Re=s.charAt(R),C){case K:case M:if(d+o+h===0)switch(w){case U:case V:case K:case M:Re="";break;default:if(C!==M)Re=" ";}break;case re:Re="\\0";break;case ce:Re="\\f";break;case se:Re="\\v";break;case P:if(d+h+o===0&&ge>0)Oe=1,we=1,Re="\f"+Re;break;case 108:if(d+h+o+ke===0&&z>0)switch(R-z){case 2:if(w===ne&&s.charCodeAt(R-3)===V)ke=w;case 8:if(m===le)ke=m;}break;case V:if(d+h+o===0)z=R;break;case U:if(h+u+d+o===0)we=1,Re+="\r";break;case Y:case X:if(0===h)d=d===C?0:0===d?C:d;break;case G:if(d+h+u===0)o++;break;case H:if(d+h+u===0)o--;break;case E:if(d+h+o===0)u--;break;case D:if(d+h+o===0){if(0===O)switch(2*w+3*m){case 533:break;default:y=0,O=1;}u++;}break;case L:if(h+u+d+o+z+j===0)j=1;break;case T:case Z:if(d+o+u>0)break;switch(h){case 0:switch(2*C+3*s.charCodeAt(R+1)){case 235:h=Z;break;case 220:je=R,h=T;}break;case T:if(C===Z&&w===T&&je+2!==R){if(33===s.charCodeAt(je+2))Ve+=s.substring(je,R+1);Re="",h=0;}}}if(0===h){if(ge+d+o+j===0&&t!==te&&C!==W)switch(C){case U:case ae:case _:case ee:case E:case D:if(0===O){switch(w){case K:case M:case I:case J:Re+="\0";break;default:Re="\0"+Re+(C===U?"":"\0");}we=1;}else switch(C){case D:if(z+7===R&&108===w)z=0;O=++y;break;case E:if(0==(O=--y))we=1,Re+="\0";}break;case K:case M:switch(w){case re:case B:case q:case W:case U:case ce:case K:case M:case I:case J:break;default:if(0===O)we=1,Re+="\0";}}if(Te+=Re,C!==M&&C!==K)$=C;}}m=w,w=C,R++;}if(je=Ve.length,me>0)if(0===je&&0===Xe.length&&0===a[0].length==false)if(t!==ie||1===a.length&&(ge>0?Ee:Ge)===a[0])je=a.join(",").length+2;if(je>0){if(f=0===ge&&t!==te?function(e){for(var a,r,s=0,t=e.length,i=Array(t);s<t;++s){for(var f=e[s].split(l),n="",o=0,h=0,u=0,d=0,b=f.length;o<b;++o){if(0===(h=(r=f[o]).length)&&b>1)continue;if(u=n.charCodeAt(n.length-1),d=r.charCodeAt(0),a="",0!==o)switch(u){case T:case ae:case _:case ee:case M:case D:break;default:a=" ";}switch(d){case P:r=a+Ee;case ae:case _:case ee:case M:case E:case D:break;case G:r=a+r+Ee;break;case V:switch(2*r.charCodeAt(1)+3*r.charCodeAt(2)){case 530:if(Ce>0){r=a+r.substring(8,h-1);break}default:if(o<1||f[o-1].length<1)r=a+Ee+r;}break;case U:a="";default:if(h>1&&r.indexOf(":")>0)r=a+r.replace(v,"$1"+Ee+"$2");else r=a+r+Ee;}n+=r;}i[s]=n.replace(c,"").trim();}return i}(a):a,ye>0)if(void 0!==(n=Pe(Fe,Ve,f,e,pe,be,je,t,i,t))&&0===(Ve=n).length)return Ye+Ve+Xe;if(Ve=f.join(",")+"{"+Ve+"}",Ae*ke!=0){if(2===Ae&&!Le(Ve,2))ke=0;switch(ke){case le:Ve=Ve.replace(k,":"+S+"$1")+Ve;break;case ne:Ve=Ve.replace(p,"::"+N+"input-$1")+Ve.replace(p,"::"+S+"$1")+Ve.replace(p,":"+F+"input-$1")+Ve;}ke=0;}}return Ye+Ve+Xe}function Ie(e,a,r){var c=a.trim().split(o),s=c,t=c.length,i=e.length;switch(i){case 0:case 1:for(var f=0,n=0===i?"":e[0]+" ";f<t;++f)s[f]=Je(n,s[f],r,i).trim();break;default:f=0;var l=0;for(s=[];f<t;++f)for(var h=0;h<i;++h)s[l++]=Je(e[h]+" ",c[f],r,i).trim();}return s}function Je(e,a,r,c){var s=a,t=s.charCodeAt(0);if(t<33)t=(s=s.trim()).charCodeAt(0);switch(t){case P:switch(ge+c){case 0:case 1:if(0===e.trim().length)break;default:return s.replace(h,"$1"+e.trim())}break;case V:switch(s.charCodeAt(1)){case 103:if(Ce>0&&ge>0)return s.replace(u,"$1").replace(h,"$1"+Ge);break;default:return e.trim()+s.replace(h,"$1"+e.trim())}default:if(r*ge>0&&s.indexOf("\f")>0)return s.replace(h,(e.charCodeAt(0)===V?"":"$1")+e.trim())}return e+s}function Ke(e,a,r,c){var l,o=0,h=e+";",u=2*a+3*r+4*c;if(944===u)return function(e){var a=e.length,r=e.indexOf(":",9)+1,c=e.substring(0,r).trim(),s=e.substring(r,a-1).trim();switch(e.charCodeAt(9)*Be){case 0:break;case Q:if(110!==e.charCodeAt(10))break;default:for(var t=s.split((s="",f)),i=0,r=0,a=t.length;i<a;r=0,++i){for(var l=t[i],o=l.split(n);l=o[r];){var h=l.charCodeAt(0);if(1===Be&&(h>L&&h<90||h>96&&h<123||h===R||h===Q&&l.charCodeAt(1)!==Q))switch(isNaN(parseFloat(l))+(-1!==l.indexOf("("))){case 1:switch(l){case"infinite":case"alternate":case"backwards":case"running":case"normal":case"forwards":case"both":case"none":case"linear":case"ease":case"ease-in":case"ease-out":case"ease-in-out":case"paused":case"reverse":case"alternate-reverse":case"inherit":case"initial":case"unset":case"step-start":case"step-end":break;default:l+=De;}}o[r++]=l;}s+=(0===i?"":",")+o.join(" ");}}if(s=c+s+";",1===Ae||2===Ae&&Le(s,1))return N+s+s;return s}(h);else if(0===Ae||2===Ae&&!Le(h,1))return h;switch(u){case 1015:return 97===h.charCodeAt(10)?N+h+h:h;case 951:return 116===h.charCodeAt(3)?N+h+h:h;case 963:return 110===h.charCodeAt(5)?N+h+h:h;case 1009:if(100!==h.charCodeAt(4))break;case 969:case 942:return N+h+h;case 978:return N+h+S+h+h;case 1019:case 983:return N+h+S+h+F+h+h;case 883:if(h.charCodeAt(8)===Q)return N+h+h;if(h.indexOf("image-set(",11)>0)return h.replace(z,"$1"+N+"$2")+h;return h;case 932:if(h.charCodeAt(4)===Q)switch(h.charCodeAt(5)){case 103:return N+"box-"+h.replace("-grow","")+N+h+F+h.replace("grow","positive")+h;case 115:return N+h+F+h.replace("shrink","negative")+h;case 98:return N+h+F+h.replace("basis","preferred-size")+h}return N+h+F+h+h;case 964:return N+h+F+"flex-"+h+h;case 1023:if(99!==h.charCodeAt(8))break;return l=h.substring(h.indexOf(":",15)).replace("flex-","").replace("space-between","justify"),N+"box-pack"+l+N+h+F+"flex-pack"+l+h;case 1005:return t.test(h)?h.replace(s,":"+N)+h.replace(s,":"+S)+h:h;case 1e3:switch(o=(l=h.substring(13).trim()).indexOf("-")+1,l.charCodeAt(0)+l.charCodeAt(o)){case 226:l=h.replace(m,"tb");break;case 232:l=h.replace(m,"tb-rl");break;case 220:l=h.replace(m,"lr");break;default:return h}return N+h+F+l+h;case 1017:if(-1===h.indexOf("sticky",9))return h;case 975:switch(o=(h=e).length-10,u=(l=(33===h.charCodeAt(o)?h.substring(0,o):h).substring(e.indexOf(":",7)+1).trim()).charCodeAt(0)+(0|l.charCodeAt(7))){case 203:if(l.charCodeAt(8)<111)break;case 115:h=h.replace(l,N+l)+";"+h;break;case 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r=e.indexOf(1===a?":":"{"),c=e.substring(0,3!==a?r:10),s=e.substring(r+1,e.length-1);return Oe(2!==a?c:c.replace(O,"$1"),s,a)}function Me(e,a){var r=Ke(a,a.charCodeAt(0),a.charCodeAt(1),a.charCodeAt(2));return r!==a+";"?r.replace($," or ($1)").substring(4):"("+a+")"}function Pe(e,a,r,c,s,t,i,f,n,l){for(var o,h=0,u=a;h<ye;++h)switch(o=$e[h].call(Te,e,u,r,c,s,t,i,f,n,l)){case void 0:case false:case true:case null:break;default:u=o;}if(u!==a)return u}function Qe(e,a,r,c){for(var s=a+1;s<r;++s)switch(c.charCodeAt(s)){case Z:if(e===T)if(c.charCodeAt(s-1)===T&&a+2!==s)return s+1;break;case I:if(e===Z)return s+1}return s}function Re(e){for(var a in e){var r=e[a];switch(a){case"keyframe":Be=0|r;break;case"global":Ce=0|r;break;case"cascade":ge=0|r;break;case"compress":we=0|r;break;case"semicolon":ve=0|r;break;case"preserve":me=0|r;break;case"prefix":if(Oe=null,!r)Ae=0;else if("function"!=typeof r)Ae=1;else Ae=2,Oe=r;}}return Re}function Te(a,r){if(void 0!==this&&this.constructor===Te)return e(a);var s=a,t=s.charCodeAt(0);if(t<33)t=(s=s.trim()).charCodeAt(0);if(Be>0)De=s.replace(d,t===G?"":"-");if(t=1,1===ge)Ge=s;else Ee=s;var i,f=[Ge];if(ye>0)if(void 0!==(i=Pe(ze,r,f,f,pe,be,0,0,0,0))&&"string"==typeof i)r=i;var n=He(xe,f,r,0,0);if(ye>0)if(void 0!==(i=Pe(je,n,f,f,pe,be,n.length,0,0,0))&&"string"!=typeof(n=i))t=0;return De="",Ge="",Ee="",ke=0,pe=1,be=1,we*t==0?n:n.replace(c,"").replace(g,"").replace(A,"$1").replace(C,"$1").replace(w," ")}if(Te.use=function e(a){switch(a){case void 0:case null:ye=$e.length=0;break;default:if("function"==typeof a)$e[ye++]=a;else if("object"==typeof a)for(var r=0,c=a.length;r<c;++r)e(a[r]);else qe=0|!!a;}return e},Te.set=Re,void 0!==a)Re(a);return Te});

  });

  var stylisRuleSheet = createCommonjsModule(function (module, exports) {
  (function (factory) {
  	module['exports'] = factory();
  }(function () {

  	return function (insertRule) {
  		var delimiter = '/*|*/';
  		var needle = delimiter+'}';

  		function toSheet (block) {
  			if (block)
  				try {
  					insertRule(block + '}');
  				} catch (e) {}
  		}

  		return function ruleSheet (context, content, selectors, parents, line, column, length, ns, depth, at) {
  			switch (context) {
  				// property
  				case 1:
  					// @import
  					if (depth === 0 && content.charCodeAt(0) === 64)
  						return insertRule(content+';'), ''
  					break
  				// selector
  				case 2:
  					if (ns === 0)
  						return content + delimiter
  					break
  				// at-rule
  				case 3:
  					switch (ns) {
  						// @font-face, @page
  						case 102:
  						case 112:
  							return insertRule(selectors[0]+content), ''
  						default:
  							return content + (at === 0 ? delimiter : '')
  					}
  				case -2:
  					content.split(needle).forEach(toSheet);
  			}
  		}
  	}
  }));
  });

  // 

  var COMMENT_REGEX = /^\s*\/\/.*$/gm;

  // NOTE: This stylis instance is only used to split rules from SSR'd style tags
  var stylisSplitter = new stylis_min({
    global: false,
    cascade: true,
    keyframe: false,
    prefix: false,
    compress: false,
    semicolon: true
  });

  var stylis = new stylis_min({
    global: false,
    cascade: true,
    keyframe: false,
    prefix: true,
    compress: false,
    semicolon: false // NOTE: This means "autocomplete missing semicolons"
  });

  // Wrap `insertRulePlugin to build a list of rules,
  // and then make our own plugin to return the rules. This
  // makes it easier to hook into the existing SSR architecture

  var parsingRules = [];

  // eslint-disable-next-line consistent-return
  var returnRulesPlugin = function returnRulesPlugin(context) {
    if (context === -2) {
      var parsedRules = parsingRules;
      parsingRules = [];
      return parsedRules;
    }
  };

  var parseRulesPlugin = stylisRuleSheet(function (rule) {
    parsingRules.push(rule);
  });

  var _componentId = void 0;
  var _selector = void 0;
  var _selectorRegexp = void 0;

  var selfReferenceReplacer = function selfReferenceReplacer(match, offset, string) {
    if (
    // the first self-ref is always untouched
    offset > 0 &&
    // there should be at least two self-refs to do a replacement (.b > .b)
    string.slice(0, offset).indexOf(_selector) !== -1 &&
    // no consecutive self refs (.b.b); that is a precedence boost and treated differently
    string.slice(offset - _selector.length, offset) !== _selector) {
      return '.' + _componentId;
    }

    return match;
  };

  /**
   * When writing a style like
   *
   * & + & {
   *   color: red;
   * }
   *
   * The second ampersand should be a reference to the static component class. stylis
   * has no knowledge of static class so we have to intelligently replace the base selector.
   */
  var selfReferenceReplacementPlugin = function selfReferenceReplacementPlugin(context, _, selectors) {
    if (context === 2 && selectors.length && selectors[0].lastIndexOf(_selector) > 0) {
      // eslint-disable-next-line no-param-reassign
      selectors[0] = selectors[0].replace(_selectorRegexp, selfReferenceReplacer);
    }
  };

  stylis.use([selfReferenceReplacementPlugin, parseRulesPlugin, returnRulesPlugin]);
  stylisSplitter.use([parseRulesPlugin, returnRulesPlugin]);

  var splitByRules = function splitByRules(css) {
    return stylisSplitter('', css);
  };

  function stringifyRules(rules, selector, prefix) {
    var componentId = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : '&';

    var flatCSS = rules.join('').replace(COMMENT_REGEX, ''); // replace JS comments

    var cssStr = selector && prefix ? prefix + ' ' + selector + ' { ' + flatCSS + ' }' : flatCSS;

    // stylis has no concept of state to be passed to plugins
    // but since JS is single=threaded, we can rely on that to ensure
    // these properties stay in sync with the current stylis run
    _componentId = componentId;
    _selector = selector;
    _selectorRegexp = new RegExp('\\' + _selector + '\\b', 'g');

    return stylis(prefix || !selector ? '' : selector, cssStr);
  }

  // 
  /* eslint-disable camelcase, no-undef */

  var getNonce = (function () {
    return typeof __webpack_nonce__ !== 'undefined' ? __webpack_nonce__ : null;
  });

  // 
  /* These are helpers for the StyleTags to keep track of the injected
   * rule names for each (component) ID that they're keeping track of.
   * They're crucial for detecting whether a name has already been
   * injected.
   * (This excludes rehydrated names) */

  /* adds a new ID:name pairing to a names dictionary */
  var addNameForId = function addNameForId(names, id, name) {
    if (name) {
      // eslint-disable-next-line no-param-reassign
      var namesForId = names[id] || (names[id] = Object.create(null));
      namesForId[name] = true;
    }
  };

  /* resets an ID entirely by overwriting it in the dictionary */
  var resetIdNames = function resetIdNames(names, id) {
    // eslint-disable-next-line no-param-reassign
    names[id] = Object.create(null);
  };

  /* factory for a names dictionary checking the existance of an ID:name pairing */
  var hasNameForId = function hasNameForId(names) {
    return function (id, name) {
      return names[id] !== undefined && names[id][name];
    };
  };

  /* stringifies names for the html/element output */
  var stringifyNames = function stringifyNames(names) {
    var str = '';
    // eslint-disable-next-line guard-for-in
    for (var id in names) {
      str += Object.keys(names[id]).join(' ') + ' ';
    }
    return str.trim();
  };

  /* clones the nested names dictionary */
  var cloneNames = function cloneNames(names) {
    var clone = Object.create(null);
    // eslint-disable-next-line guard-for-in
    for (var id in names) {
      clone[id] = _extends({}, names[id]);
    }
    return clone;
  };

  // 

  /* These are helpers that deal with the insertRule (aka speedy) API
   * They are used in the StyleTags and specifically the speedy tag
   */

  /* retrieve a sheet for a given style tag */
  var sheetForTag = function sheetForTag(tag) {
    // $FlowFixMe
    if (tag.sheet) return tag.sheet;

    /* Firefox quirk requires us to step through all stylesheets to find one owned by the given tag */
    var size = document.styleSheets.length;
    for (var i = 0; i < size; i += 1) {
      var sheet = document.styleSheets[i];
      // $FlowFixMe
      if (sheet.ownerNode === tag) return sheet;
    }

    /* we should always be able to find a tag */
    throw new StyledComponentsError(10);
  };

  /* insert a rule safely and return whether it was actually injected */
  var safeInsertRule = function safeInsertRule(sheet, cssRule, index) {
    /* abort early if cssRule string is falsy */
    if (!cssRule) return false;

    var maxIndex = sheet.cssRules.length;

    try {
      /* use insertRule and cap passed index with maxIndex (no of cssRules) */
      sheet.insertRule(cssRule, index <= maxIndex ? index : maxIndex);
    } catch (err) {
      /* any error indicates an invalid rule */
      return false;
    }

    return true;
  };

  /* deletes `size` rules starting from `removalIndex` */
  var deleteRules = function deleteRules(sheet, removalIndex, size) {
    var lowerBound = removalIndex - size;
    for (var i = removalIndex; i > lowerBound; i -= 1) {
      sheet.deleteRule(i);
    }
  };

  // 

  /* this marker separates component styles and is important for rehydration */
  var makeTextMarker = function makeTextMarker(id) {
    return '\n/* sc-component-id: ' + id + ' */\n';
  };

  /* add up all numbers in array up until and including the index */
  var addUpUntilIndex = function addUpUntilIndex(sizes, index) {
    var totalUpToIndex = 0;
    for (var i = 0; i <= index; i += 1) {
      totalUpToIndex += sizes[i];
    }

    return totalUpToIndex;
  };

  /* create a new style tag after lastEl */
  var makeStyleTag = function makeStyleTag(target, tagEl, insertBefore) {
    var el = document.createElement('style');
    el.setAttribute(SC_ATTR, '');
    el.setAttribute(SC_VERSION_ATTR, "4.3.2");

    var nonce = getNonce();
    if (nonce) {
      el.setAttribute('nonce', nonce);
    }

    /* Work around insertRule quirk in EdgeHTML */
    el.appendChild(document.createTextNode(''));

    if (target && !tagEl) {
      /* Append to target when no previous element was passed */
      target.appendChild(el);
    } else {
      if (!tagEl || !target || !tagEl.parentNode) {
        throw new StyledComponentsError(6);
      }

      /* Insert new style tag after the previous one */
      tagEl.parentNode.insertBefore(el, insertBefore ? tagEl : tagEl.nextSibling);
    }

    return el;
  };

  /* takes a css factory function and outputs an html styled tag factory */
  var wrapAsHtmlTag = function wrapAsHtmlTag(css, names) {
    return function (additionalAttrs) {
      var nonce = getNonce();
      var attrs = [nonce && 'nonce="' + nonce + '"', SC_ATTR + '="' + stringifyNames(names) + '"', SC_VERSION_ATTR + '="' + "4.3.2" + '"', additionalAttrs];

      var htmlAttr = attrs.filter(Boolean).join(' ');
      return '<style ' + htmlAttr + '>' + css() + '</style>';
    };
  };

  /* takes a css factory function and outputs an element factory */
  var wrapAsElement = function wrapAsElement(css, names) {
    return function () {
      var _props;

      var props = (_props = {}, _props[SC_ATTR] = stringifyNames(names), _props[SC_VERSION_ATTR] = "4.3.2", _props);

      var nonce = getNonce();
      if (nonce) {
        // $FlowFixMe
        props.nonce = nonce;
      }

      // eslint-disable-next-line react/no-danger
      return React__default.createElement('style', _extends({}, props, { dangerouslySetInnerHTML: { __html: css() } }));
    };
  };

  var getIdsFromMarkersFactory = function getIdsFromMarkersFactory(markers) {
    return function () {
      return Object.keys(markers);
    };
  };

  /* speedy tags utilise insertRule */
  var makeSpeedyTag = function makeSpeedyTag(el, getImportRuleTag) {
    var names = Object.create(null);
    var markers = Object.create(null);
    var sizes = [];

    var extractImport = getImportRuleTag !== undefined;
    /* indicates whether getImportRuleTag was called */
    var usedImportRuleTag = false;

    var insertMarker = function insertMarker(id) {
      var prev = markers[id];
      if (prev !== undefined) {
        return prev;
      }

      markers[id] = sizes.length;
      sizes.push(0);
      resetIdNames(names, id);

      return markers[id];
    };

    var insertRules = function insertRules(id, cssRules, name) {
      var marker = insertMarker(id);
      var sheet = sheetForTag(el);
      var insertIndex = addUpUntilIndex(sizes, marker);

      var injectedRules = 0;
      var importRules = [];
      var cssRulesSize = cssRules.length;

      for (var i = 0; i < cssRulesSize; i += 1) {
        var cssRule = cssRules[i];
        var mayHaveImport = extractImport; /* @import rules are reordered to appear first */
        if (mayHaveImport && cssRule.indexOf('@import') !== -1) {
          importRules.push(cssRule);
        } else if (safeInsertRule(sheet, cssRule, insertIndex + injectedRules)) {
          mayHaveImport = false;
          injectedRules += 1;
        }
      }

      if (extractImport && importRules.length > 0) {
        usedImportRuleTag = true;
        // $FlowFixMe
        getImportRuleTag().insertRules(id + '-import', importRules);
      }

      sizes[marker] += injectedRules; /* add up no of injected rules */
      addNameForId(names, id, name);
    };

    var removeRules = function removeRules(id) {
      var marker = markers[id];
      if (marker === undefined) return;

      var size = sizes[marker];
      var sheet = sheetForTag(el);
      var removalIndex = addUpUntilIndex(sizes, marker) - 1;
      deleteRules(sheet, removalIndex, size);
      sizes[marker] = 0;
      resetIdNames(names, id);

      if (extractImport && usedImportRuleTag) {
        // $FlowFixMe
        getImportRuleTag().removeRules(id + '-import');
      }
    };

    var css = function css() {
      var _sheetForTag = sheetForTag(el),
          cssRules = _sheetForTag.cssRules;

      var str = '';

      // eslint-disable-next-line guard-for-in
      for (var id in markers) {
        str += makeTextMarker(id);
        var marker = markers[id];
        var end = addUpUntilIndex(sizes, marker);
        var size = sizes[marker];
        for (var i = end - size; i < end; i += 1) {
          var rule = cssRules[i];
          if (rule !== undefined) {
            str += rule.cssText;
          }
        }
      }

      return str;
    };

    return {
      clone: function clone() {
        throw new StyledComponentsError(5);
      },

      css: css,
      getIds: getIdsFromMarkersFactory(markers),
      hasNameForId: hasNameForId(names),
      insertMarker: insertMarker,
      insertRules: insertRules,
      removeRules: removeRules,
      sealed: false,
      styleTag: el,
      toElement: wrapAsElement(css, names),
      toHTML: wrapAsHtmlTag(css, names)
    };
  };

  var makeTextNode = function makeTextNode(id) {
    return document.createTextNode(makeTextMarker(id));
  };

  var makeBrowserTag = function makeBrowserTag(el, getImportRuleTag) {
    var names = Object.create(null);
    var markers = Object.create(null);

    var extractImport = getImportRuleTag !== undefined;

    /* indicates whether getImportRuleTag was called */
    var usedImportRuleTag = false;

    var insertMarker = function insertMarker(id) {
      var prev = markers[id];
      if (prev !== undefined) {
        return prev;
      }

      markers[id] = makeTextNode(id);
      el.appendChild(markers[id]);
      names[id] = Object.create(null);

      return markers[id];
    };

    var insertRules = function insertRules(id, cssRules, name) {
      va