Function isPartHighlighted

packages/ai-devtools/src/components/hooks/preview-model.ts:59–68

(
  messageId: string,
  partId: string,
  target: HoverTarget | null,
)

}

export function isPartHighlighted(
  messageId: string,
  partId: string,
  target: HoverTarget | null,
): boolean {
  if (!target) return false
  return (
    target.partIds.includes(partId) || target.messageIds.includes(messageId)
  )
}

export function isMessageOrPartHighlighted(
  messageId: string,