import MarkdownIt = require("markdown-it"); declare namespace MarkdownItContainer { interface ContainerOpts { marker?: string | undefined; validate?(params: string): boolean; render?: MarkdownIt.Renderer.RenderRule | undefined; } } declare function MarkdownItContainer(md: MarkdownIt, name: string, opts: MarkdownItContainer.ContainerOpts): void; export = MarkdownItContainer;