glam/lib/weak-cache.js

inline css for your jsx

'use strict';

function _toConsumableArray(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } else { return Array.from(arr); } }

var nullRule = {};
var inputCaches = typeof WeakMap !== 'undefined' ? [nullRule, new WeakMap(), new WeakMap(), new WeakMap()] : [nullRule];

var warnedWeakMapError = false;
function multiIndexCache(fn) {
  return function (args) {
    if (inputCaches[args.length]) {
      var coi = inputCaches[args.length];
      var ctr = 0;
      while (ctr < args.length - 1) {
        if (!coi.has(args[ctr])) {
          coi.set(args[ctr], new WeakMap());
        }
        coi = coi.get(args[ctr]);
        ctr++;
      }
      if (coi.has(args[args.length - 1])) {
        var ret = coi.get(args[ctr]);

        if (registered[ret.toString().substring(4)]) {
          // make sure it hasn't been flushed
          return ret;
        }
      }
    }
    var value = fn(args);
    if (inputCaches[args.length]) {
      var _ctr = 0,
          _coi = inputCaches[args.length];
      while (_ctr < args.length - 1) {
        _coi = _coi.get(args[_ctr]);
        _ctr++;
      }
      try {
        _coi.set(args[_ctr], value);
      } catch (err) {
        if (process.env.NODE_ENV !== 'production' && !warnedWeakMapError) {
          var _console;

          warnedWeakMapError = true;
          (_console = console).warn.apply(_console, ['failed setting the WeakMap cache for args:'].concat(_toConsumableArray(args))); // eslint-disable-line no-console
          console.warn('this should NOT happen, please file a bug on the github repo.'); // eslint-disable-line no-console
        }
      }
    }
    return value;
  };
}