How to use the @sketch-hq/sketch-file-format-ts.FileFormat1.LineCapStyle function in @sketch-hq/sketch-file-format-ts

export const createUniformBorder = (
  width: number,
  color: string,
  style: BorderStyle = 'solid',
  position: FileFormat.BorderPosition = FileFormat.BorderPosition.Center,
  lineCapStyle: FileFormat.LineCapStyle = FileFormat.LineCapStyle.Butt,
  lineJoinStyle: FileFormat.LineJoinStyle = FileFormat.LineJoinStyle.Miter,
): { borderOptions: FileFormat.BorderOptions; borders: FileFormat.Border[] } => {
  const borderOptions = makeBorderOptions(style, width, lineCapStyle, lineJoinStyle);

  const borders: FileFormat.Border[] = [
    {
      _class: 'border',
      isEnabled: true,
      color: makeColorFromCSS(color),
      fillType: FileFormat.FillType.Color,
      position,
      thickness: width,
      contextSettings: {
        _class: 'graphicsContextSettings',
        blendMode: FileFormat.BlendMode.Normal,
        opacity: 1,

export const makeBorderOptions = (
  style: 'dashed' | 'dotted' | 'solid',
  width: number,
  lineCapStyle: FileFormat.LineCapStyle = FileFormat.LineCapStyle.Butt,
  lineJoinStyle: FileFormat.LineJoinStyle = FileFormat.LineJoinStyle.Miter,
): FileFormat.BorderOptions => ({
  _class: 'borderOptions',
  isEnabled: false,
  dashPattern: makeDashPattern(style, width),
  lineCapStyle,
  lineJoinStyle,
});