simmerjs/lib/validateSelector.js

A pure Javascript reverse CSS selector engine which calculates a DOM element's unique CSS selector on the current page.

'use strict';

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

exports.default = function (element, config, query, onError) {
  var selectorMaxLength = config.selectorMaxLength;

  return function (state) {
    var validated = false;
    var selector = void 0;
    var results = void 0;
    for (var depth = 1; depth <= state.stack.length && !validated; depth += 1) {
      // use selector to query an element and see if it is a one-to-one selection

      selector = (0, _convertSelectorStateIntoCSSSelector2.default)(state, depth).trim();

      if (!(selector && selector.length)) {
        // too short
        return false;
      }
      if (selectorMaxLength && selector.length > selectorMaxLength) {
        // the selector is too long
        return false;
      }
      results = query(selector, onError);
      validated = results.length === 1 && (element.el !== undefined ? results[0] === element.el : results[0] === element);

      // we have to mark how deep the valdiation passed at
      if (validated) {
        state.verificationDepth = depth;
      }
    }

    return validated;
  };
};

var _convertSelectorStateIntoCSSSelector = require('./convertSelectorStateIntoCSSSelector');

var _convertSelectorStateIntoCSSSelector2 = _interopRequireDefault(_convertSelectorStateIntoCSSSelector);

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