{
  "$schema": "https://ui.shadcn.com/schema/registry-item.json",
  "name": "trace",
  "title": "Trace",
  "author": "@fma-ds/ds",
  "description": "A compact activity log for AI agents.\n\n- **`Trace`**: stacks `TraceLine`s — an optional `TraceIcon`, a `TraceTitle` and a `TraceDescription` — each with a `status` of running (shimmering title), pending or error.\n- **`TraceCollapsible`**: wrap a line in it, with `TraceCollapsibleTrigger` and `TraceCollapsibleContent`, to reveal the details of a step.",
  "dependencies": [
    "cn@^0.5.0",
    "lucide-react@^1.61.0",
    "react-aria-components@^1.22.1"
  ],
  "registryDependencies": [
    "@fma-ds/collapsible"
  ],
  "files": [
    {
      "path": "src/core/trace/trace.tsx",
      "content": "\"use client\";\n\nimport { cn } from \"cn\";\nimport { ChevronRightIcon } from \"lucide-react\";\nimport type * as React from \"react\";\nimport { Button as ButtonPrimitive, type ButtonProps } from \"react-aria-components\";\nimport { Collapsible, CollapsibleContent } from \"@/core/collapsible/collapsible\";\n\nfunction Trace({ className, ...props }: React.ComponentProps<\"div\">) {\n  return (\n    <div\n      data-slot=\"trace\"\n      className={cn(\n        \"flex w-full min-w-0 flex-col gap-2 *:has-[>[data-slot=trace-line]]:flex *:has-[>[data-slot=trace-line]]:w-fit *:has-[>[data-slot=trace-line]]:max-w-full *:has-[>[data-slot=trace-line]]:min-w-0 *:has-[>[data-slot=trace-line]]:rounded-md *:has-[>[data-slot=trace-line]]:text-left *:has-[>[data-slot=trace-line]]:outline-none *:has-[>[data-slot=trace-line]]:focus-visible:ring-3 *:has-[>[data-slot=trace-line]]:focus-visible:ring-ring/50\",\n        className,\n      )}\n      {...props}\n    />\n  );\n}\n\nfunction TraceLine({\n  className,\n  status,\n  ...props\n}: React.ComponentProps<\"span\"> & {\n  status?: \"running\" | \"error\" | \"pending\";\n}) {\n  return (\n    <span\n      data-slot=\"trace-line\"\n      data-status={status}\n      className={cn(\n        \"flex w-fit max-w-full min-w-0 items-center gap-2 text-sm text-muted-foreground transition-colors in-[a,button]:cursor-pointer in-[a:hover,button:hover]:text-foreground data-[status=error]:text-destructive data-[status=error]:in-[a:hover,button:hover]:text-destructive data-[status=pending]:opacity-60 data-[status=running]:*:data-[slot=trace-title]:shimmer\",\n        className,\n      )}\n      {...props}\n    />\n  );\n}\n\nfunction TraceIcon({ className, ...props }: React.ComponentProps<\"span\">) {\n  return (\n    <span\n      data-slot=\"trace-icon\"\n      aria-hidden=\"true\"\n      className={cn(\n        \"flex size-4 shrink-0 items-center justify-center [&_svg]:pointer-events-none [&_svg:not([class*='size-'])]:size-4 [[data-slot=trace-title]~&]:-ml-1\",\n        className,\n      )}\n      {...props}\n    />\n  );\n}\n\nfunction TraceTitle({ className, ...props }: React.ComponentProps<\"span\">) {\n  return (\n    <span\n      data-slot=\"trace-title\"\n      className={cn(\"min-w-0 truncate motion-reduce:shimmer-none\", className)}\n      {...props}\n    />\n  );\n}\n\nfunction TraceDescription({ className, ...props }: React.ComponentProps<\"span\">) {\n  return (\n    <span\n      data-slot=\"trace-description\"\n      className={cn(\"shrink-0 text-muted-foreground/70 tabular-nums\", className)}\n      {...props}\n    />\n  );\n}\n\nfunction TraceCollapsible({\n  className,\n  ...props\n}: Omit<React.ComponentProps<typeof Collapsible>, \"isExpanded\" | \"className\"> &\n  (\n    | { isExpanded?: undefined }\n    | {\n        isExpanded: boolean;\n        onExpandedChange: NonNullable<React.ComponentProps<typeof Collapsible>[\"onExpandedChange\"]>;\n      }\n  ) & {\n    className?: string;\n  }) {\n  return (\n    <Collapsible\n      data-slot=\"trace-collapsible\"\n      className={cn(\"flex w-full min-w-0 flex-col\", className)}\n      {...props}\n    />\n  );\n}\n\nfunction TraceCollapsibleTrigger({\n  className,\n  children,\n  ...props\n}: Omit<ButtonProps, \"className\" | \"children\" | \"slot\"> & {\n  className?: string;\n  children?: React.ReactNode;\n}) {\n  return (\n    <ButtonPrimitive\n      slot=\"trigger\"\n      {...props}\n      data-slot=\"trace-collapsible-trigger\"\n      className={cn(\n        \"group/trace-collapsible-trigger flex w-fit max-w-full min-w-0 cursor-pointer items-center gap-1 rounded-md text-left text-muted-foreground transition-colors outline-none hover:text-foreground focus-visible:ring-3 focus-visible:ring-ring/50 has-[[data-status=error]]:text-destructive\",\n        className,\n      )}\n    >\n      {children}\n      <TraceIcon className=\"transition-transform group-aria-expanded/trace-collapsible-trigger:rotate-90\">\n        <ChevronRightIcon />\n      </TraceIcon>\n    </ButtonPrimitive>\n  );\n}\n\nfunction TraceCollapsibleContent({\n  className,\n  children,\n  ...props\n}: Omit<React.ComponentProps<typeof CollapsibleContent>, \"className\" | \"children\"> & {\n  className?: string;\n  children?: React.ReactNode;\n}) {\n  return (\n    <CollapsibleContent\n      data-slot=\"trace-collapsible-content\"\n      className=\"h-(--disclosure-panel-height) min-w-0 overflow-clip transition-[height] duration-200\"\n      {...props}\n    >\n      <div\n        data-slot=\"trace-collapsible-content-inner\"\n        className={cn(\n          \"mt-2 mb-1 ml-[calc(--spacing(2)-1px)] min-w-0 border-l pr-1 pl-4 leading-relaxed wrap-break-word text-muted-foreground\",\n          className,\n        )}\n      >\n        {children}\n      </div>\n    </CollapsibleContent>\n  );\n}\n\nexport {\n  Trace,\n  TraceCollapsible,\n  TraceCollapsibleContent,\n  TraceCollapsibleTrigger,\n  TraceDescription,\n  TraceIcon,\n  TraceLine,\n  TraceTitle,\n};\n",
      "type": "registry:component",
      "target": "components/fma-ds/trace.tsx"
    }
  ],
  "meta": {
    "status": "experimental",
    "source": "shadcn",
    "license": "MIT",
    "tags": [
      "chat",
      "ai",
      "agent",
      "collapsible"
    ],
    "contentHash": "4a929bd79dfa"
  },
  "categories": [
    "chat"
  ],
  "type": "registry:ui"
}