node-mermaid-render

Render Mermaid charts in Node.js environment.

Also can be seen as a simplified version of mermaid-cli with better API support.

Most of its core code is from mermaid-cli.

Install

1npm install node-mermaid-render

Usage

1import { NodeMermaidRender } from "node-mermaid-render";
2
3const mermaidRender = new NodeMermaidRender();
4
5(async () => {
6  // Initialize mermaid render.
7  // If don't call this method, it will be called automatically when calling rendering method.
8  // Remember to call it with `await` keyword.
9  await mermaidRender.initialize();
10
11  const svg = await mermaidRender.renderToSVG(`
12    graph TD;
13      A-->B;
14      A-->C;
15      B-->D;
16      C-->D;
17  `).data.toString();
18})();