markdown-it-plantuml

Plugin for creating block-level uml diagrams for markdown-it markdown parser.

With this plugin you can create uml diagrams inside your markdown files:

# UML example:
 
@startuml
Bob -> Alice : hello
@enduml

See plantuml website for more details.

Installation

node.js, browser:

$ npm install markdown-it-plantuml --save

Basic usage

const md = require('markdown-it')()
           .use(require('markdown-it-plantuml'));

See markdown-it repository for more details.

Advanced usage

const md = require('markdown-it')()
           .use(require('markdown-it-plantuml'), options);

Options:

• openMarker - optional, defaults to @startuml. String to use as oppening delimiter.
• closeMarker - optional, defaults to @enduml. String to use as closing delimiter.
• generateSource - optional, defaults to using public plant-uml server. Generates the src property of the image element.
• diagramName - optional, defaults to uml. Name used by generateSoruce to generate diagram tags like @startuml, @startditaa, etc.
• imageFormat - optional, defaults to svg. Format used by generateSource to generate the src of the image element.
• render - optional, defaults to markdown-it image renderer. Renderer function for opening/closing tokens.
• server - optional, defaults to http://www.plantuml.com/plantuml. Defines the plantuml server used for image generation.

Example: using custom URL to serve diagrams

const options = {
  generateSource: function generateSource(umlCode) {
    return `https://your.server/plant-uml/${yourEncodeFunction(umlCode)}`;
  }
}
 
const md = require('markdown-it')()
           .use(require('markdown-it-plantuml'), options);

Example: generating ditaa diagrams

const options = {
  openMarker: '@startditaa',
  closeMarker: '@endditaa',
  diagramName: 'ditaa',
  imageFormat: 'png'
}
 
const md = require('markdown-it')()
           .use(require('markdown-it-plantuml'), options);

License

MIT