import { type Marked } from "https://deno.land/x/gfm@0.4.0/mod.ts";
const { TokenizerStartFunction } = Marked.MarkedOptions;
definition: (this: TokenizerThis, src: string) => number | void
x/gfm/mod.ts>Marked.MarkedOptions.TokenizerStartFunction
import { type Marked } from "https://deno.land/x/gfm@0.4.0/mod.ts";
const { TokenizerStartFunction } = Marked.MarkedOptions;