innei Markdown to Lexical JSON Converter
Converts Shiroi-flavored Markdown to Haklex's Lexical SerializedEditorState JSON.
Usage
Run the conversion script:
npx tsx scripts/md-to-lexical/index.ts <input.md> > output.json
Or pipe from stdin:
cat article.md | npx tsx scripts/md-to-lexical/index.ts - > output.json
Supported Syntax
| Markdown | Lexical Node |
| ---------------------------------------------- | ---------------------------------- | ---- | --------- | --- | ----------- |
| # heading | HeadingNode |
| paragraph | ParagraphNode |
| > quote | QuoteNode |
| > [!NOTE/TIP/WARNING/IMPORTANT/CAUTION] | AlertQuoteNode |
| - list / 1. list | ListNode |
| --- | HorizontalRuleNode |
| ```lang ``` | CodeBlockNode |
| ```mermaid ``` | MermaidNode |
|  | ImageNode |
|  | VideoNode (auto-detect) |
| <video src="..."> | VideoNode |
| | table | | TableNode |
| $eq$ | KaTeXInlineNode |
| $$eq$$ | KaTeXBlockNode |
| **bold**, *italic*, ~~strike~~ | text format flags |
| ++underline++, ==highlight== | text format flags |
| ^superscript^, ~subscript~ | text format flags |
| `code` | text format flag |
| | | text | | | SpoilerNode |
| [name]{GH@handle} | MentionNode |
| [^id] / [^id]: ... | FootnoteNode / FootnoteSectionNode |
| <ruby>base<rt>reading</rt></ruby> | RubyNode |
| <tag>text</tag> | TagNode |
| [text](url) | LinkNode |
| standalone URL paragraph | LinkCardNode |
| :::gallery/carousel | GalleryNode |
| :::warn/info/error/banner | BannerNode |
| :::grid{cols=N,gap=M} | GridContainerNode |
| :::masonry | GalleryNode (masonry) |
| <details><summary>...</summary>...</details> | DetailsNode |
| <Tabs><tab label="...">code</tab>...</Tabs> | CodeSnippetNode |
| <excalidraw>snapshot</excalidraw> | ExcalidrawNode |
| <nested-doc>content</nested-doc> | NestedDocNode |
Workflow
- User provides a markdown file path or pastes markdown content
- Run the script to generate JSON
- Output can be saved to a file or used directly