javascript array map stack

var mapCell = function (row) {
  return columns.map(
    function(column) {
      return { 
        column : column, 
        value : getColumnCell(row, column)
      }
    }
  )
}[ {
    "column": "parties",
    "value": [cell value]
}, {
    "column": "star-speak",
    "value": [cell value]
} ]