code: function fromLatFirstString (str) {
    var arr = str.split(',')
    return floatize({lat: arr[0], lon: arr[1]})
  }
docs: Tries to parse from a string where the latitude appears before the longitude.
  
  @memberof conveyal/lonlat
  @param  {string} str           A string in the format: `latitude,longitude`
  @return {lonlat.types.output}
  @throws {lonlat.types.InvalidCoordinateException}
  @example
  var lonlat = require('@conveyal/lonlat')
  
  var position = lonlat.fromLatFirstString('12,34') // { lon: 34, lat: 12 }