cucumber/lib/cucumber/type/hash_data_table.js

The official JavaScript implementation of Cucumber.

function HashDataTable(rawArray) {
  var self = {
    raw: function raw() {
      var hashKeys        = self.getHashKeys();
      var hashValueArrays = self.getHashValueArrays();
      var hashes          = self.createHashesFromKeysAndValueArrays(hashKeys, hashValueArrays);
      return hashes;
    },

    getHashKeys: function getHashKeys() {
      return rawArray[0];
    },

    getHashValueArrays: function getHashValueArrays() {
      var _rawArray = [].concat(rawArray);
      _rawArray.shift();
      return _rawArray;
    },

    createHashesFromKeysAndValueArrays: function createHashesFromKeysAndValueArrays(keys, valueArrays) {
      var hashes = [];
      valueArrays.forEach(function (values) {
        var hash = self.createHashFromKeysAndValues(keys, values);
        hashes.push(hash);
      });
      return hashes;
    },

    createHashFromKeysAndValues: function createHashFromKeysAndValues(keys, values) {
      var hash = {};
      var len  = keys.length;
      for (var i = 0; i < len; i++) {
        hash[keys[i]] = values[i];
      }
      return hash;
    }
  };
  return self;
}

module.exports = HashDataTable;