Function intersectRanges

src/cm/colorView.ts:223–236

(
	ranges: readonly DocRange[],
	bounds: readonly DocRange[],
)

}

function intersectRanges(
	ranges: readonly DocRange[],
	bounds: readonly DocRange[],
): DocRange[] {
	const intersections: DocRange[] = [];
	for (const range of ranges) {
		for (const bound of bounds) {
			const from = Math.max(range.from, bound.from);
			const to = Math.min(range.to, bound.to);
			if (from <= to) intersections.push({ from, to });
		}
	}
	return normalizeRanges(intersections);
}

function subtractRanges(
	ranges: readonly DocRange[],