rofrischmann/inline-style-prefixer

'use strict';

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

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; };

exports.default = transition;

var _hyphenateProperty = require('css-in-js-utils/lib/hyphenateProperty');

var _hyphenateProperty2 = _interopRequireDefault(_hyphenateProperty);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

var properties = {
  transition: true,
  transitionProperty: true,
  WebkitTransition: true,
  WebkitTransitionProperty: true,
  MozTransition: true,
  MozTransitionProperty: true
};

var requiresPrefixDashCased = void 0;

function transition(property, value, style, _ref) {
  var cssPrefix = _ref.cssPrefix,
      keepUnprefixed = _ref.keepUnprefixed,
      requiresPrefix = _ref.requiresPrefix;

  if (typeof value === 'string' && properties.hasOwnProperty(property)) {
    var _ret = function () {
      // memoize the prefix array for later use
      if (!requiresPrefixDashCased) {
        requiresPrefixDashCased = Object.keys(requiresPrefix).map(function (prop) {
          return (0, _hyphenateProperty2.default)(prop);
        });
      }

      // only split multi values, not cubic beziers
      var multipleValues = value.split(/,(?![^()]*(?:\([^()]*\))?\))/g);

      requiresPrefixDashCased.forEach(function (prop) {
        multipleValues.forEach(function (val, index) {
          if (val.indexOf(prop) > -1 && prop !== 'order') {
            multipleValues[index] = val.replace(prop, cssPrefix + prop) + (keepUnprefixed ? ',' + val : '');
          }
        });
      });

      return {
        v: multipleValues.join(',')
      };
    }();

    if ((typeof _ret === 'undefined' ? 'undefined' : _typeof(_ret)) === "object") return _ret.v;
  }
}
module.exports = exports['default'];