Function preParseFinder

_benchmarks/sample_echarts.js:7775–7813

(finderInput, opt)

      return result;
    }
    function preParseFinder(finderInput, opt) {
      var finder;

      if (isString(finderInput)) {
        var obj = {};
        obj[finderInput + 'Index'] = 0;
        finder = obj;
      } else {
        finder = finderInput;
      }

      var queryOptionMap = createHashMap();
      var others = {};
      var mainTypeSpecified = false;
      each(finder, function (value, key) {
        // Exclude 'dataIndex' and other illgal keys.
        if (key === 'dataIndex' || key === 'dataIndexInside') {
          others[key] = value;
          return;
        }

        var parsedKey = key.match(/^(\w+)(Index|Id|Name)$/) || [];
        var mainType = parsedKey[1];
        var queryType = (parsedKey[2] || '').toLowerCase();

        if (!mainType || !queryType || opt && opt.includeMainTypes && indexOf(opt.includeMainTypes, mainType) < 0) {
          return;
        }

        mainTypeSpecified = mainTypeSpecified || !!mainType;
        var queryOption = queryOptionMap.get(mainType) || queryOptionMap.set(mainType, {});
        queryOption[queryType] = value;
      });
      return {
        mainTypeSpecified: mainTypeSpecified,
        queryOptionMap: queryOptionMap,
        others: others
      };
    }
    var SINGLE_REFERRING = {
      useDefault: true,
      enableAll: false,