Function readSnapshotVisibility

src/utils/output.ts:201–240

(
  data: Record<string, unknown>,
  visiblePresentation: ReturnType<typeof buildMobileSnapshotPresentation> | null,
  displayedNodeCount: number,
  totalNodeCount: number,
  filteredCount: number = 0,
)

}

function readSnapshotVisibility(
  data: Record<string, unknown>,
  visiblePresentation: ReturnType<typeof buildMobileSnapshotPresentation> | null,
  displayedNodeCount: number,
  totalNodeCount: number,
  filteredCount: number = 0,
): SnapshotVisibility | null {
  const payloadVisibility = readPayloadSnapshotVisibility(data);
  if (filteredCount === 0 && payloadVisibility) {
    return payloadVisibility;
  }

  const hiddenCount = (visiblePresentation?.hiddenCount ?? 0) + filteredCount;
  const hasExplicitHiddenContentHints = visiblePresentation
    ? visiblePresentation.nodes.some((node) => node.hiddenContentAbove || node.hiddenContentBelow)
    : false;
  if (hiddenCount > 0) {
    return {
      partial: true,
      visibleNodeCount: displayedNodeCount,
      totalNodeCount: Math.max(totalNodeCount, payloadVisibility?.totalNodeCount ?? totalNodeCount),
      reasons: uniqueSnapshotVisibilityReasons([
        ...(payloadVisibility?.reasons ?? []),
        'offscreen-nodes',
      ]),
    };
  }
  if (payloadVisibility) {
    return payloadVisibility;
  }
  if (hasExplicitHiddenContentHints) {
    return {
      partial: true,
      visibleNodeCount: displayedNodeCount,
      totalNodeCount: displayedNodeCount,
      reasons: [],
    };
  }
  return null;
}

function readPayloadSnapshotVisibility(data: Record<string, unknown>): SnapshotVisibility | null {
  const candidate = data.visibility;