export declare const mermaidPreTemplate = "import React from \"react\";\nimport { Pre, extractAllTextFromChildren } from \"@/components/MDXComponents\";\nimport { Code as CodeBlock } from \"@/components/layout/Code\";\nimport { MermaidView, MermaidPlacement } from \"@/components/layout/Mermaid\";\nimport { parseCodeMeta } from \"@/utils/parseCodeMeta\";\nimport { renderDiagram } from \"@/utils/mermaid\";\n\nconst PLACEMENTS: MermaidPlacement[] = [\n  \"top-left\",\n  \"top-right\",\n  \"bottom-left\",\n  \"bottom-right\",\n];\n\ninterface PreProps extends React.HTMLAttributes<HTMLPreElement> {\n  children?: React.ReactNode;\n}\n\nfunction toPlacement(value: unknown): MermaidPlacement | undefined {\n  return typeof value === \"string\" && (PLACEMENTS as string[]).includes(value)\n    ? (value as MermaidPlacement)\n    : undefined;\n}\n\nfunction createMermaidPre(sourcePath?: string) {\n  return function MermaidPre(props: PreProps) {\n    const child = React.Children.only(props.children) as React.ReactElement<{\n      className?: string;\n      meta?: string;\n      children?: React.ReactNode;\n    }> | null;\n\n    const isMermaid =\n      child &&\n      child.type === \"code\" &&\n      /language-mermaid\\b/.test(child.props.className || \"\");\n\n    if (child && isMermaid) {\n      const code = extractAllTextFromChildren(child.props.children).replace(\n        /\\n$/,\n        \"\",\n      );\n      const meta = parseCodeMeta(child.props.meta);\n      const result = renderDiagram(code);\n\n      if (!result.ok) {\n        console.warn(\n          `[doccupine] Mermaid diagram in ${sourcePath ?? \"an MDX file\"} could not be rendered, falling back to a code block: ${result.error}`,\n        );\n        return <CodeBlock code={code} language=\"mermaid\" />;\n      }\n\n      return (\n        <MermaidView\n          svg={result.svg}\n          width={result.width}\n          placement={toPlacement(meta.placement)}\n          actions={typeof meta.actions === \"boolean\" ? meta.actions : undefined}\n        />\n      );\n    }\n\n    return <Pre {...props} />;\n  };\n}\n\nexport { createMermaidPre };\n";