Function parseSeriesColorToRgba01

src/renderers/createAreaRenderer.ts:35–36

(color: string)

const clamp01 = (v: number): number => Math.min(1, Math.max(0, v));
const parseSeriesColorToRgba01 = (color: string): Rgba =>
  parseCssColorToRgba01(color) ?? ([0, 0, 0, 1] as const);

const isTupleDataPoint = (point: ResolvedAreaSeriesConfig['data'][number]): point is DataPointTuple => Array.isArray(point);