Function isImage

docs/app/js/sanddance-app.js:57504–57506

(image)

var _assert = require("../utils/assert");
var _assertDefault = parcelHelpers.interopDefault(_assert);
function isImage(image) {
    return Boolean(getImageTypeOrNull(image));
}
function deleteImage(image) {
    switch(getImageType(image)){
        case "imagebitmap":