Spaced data name with point pattern cause error

[netil]

Description

When data name contains space and custom pattern data point is used, it case error.

Steps to check or reproduce

bb.generate({
  data: {
    columns: [
		["data 1", 100, 400, 1000, 900, 500],
    ],
    type: "line"
  },
  point: {
    pattern: [
      "<path d='m3.937502,2.348755c1.314192,-3.618047 6.463238,0 0,4.651779c-6.463238,-4.651779 -1.314192,-8.269826 0,-4.651779z' />"
    ]
  }
});