TypeScript definitions for save-svg-as-png (https://github.com/exupero/saveSvgAsPng)
As this is typings for save-svg-as-png, installation of save-svg-as-png is required
npm install save-svg-as-png
npm install -D ksholla20/save-svg-as-png-typings
import * as saveAsPng from "save-svg-as-png";
Once imported, usage is similar to original code in save-svg-as-png
saveAsPng.saveSvgAsPng(document.getElementById("diagram"), "diagram.png");