% npm test

> pixi-node-example@1.0.0 test
> node index.js

PixiJS 6.5.0-rc - WebGL 1 - http://www.pixijs.com/
~/pixi-node-example/node_modules/@pixi/assets/dist/cjs/assets.js:625
            formats.unshift.apply(formats, format);
                    ^

TypeError: Cannot read properties of undefined (reading 'unshift')
    at ~/pixi-node-example/node_modules/@pixi/assets/dist/cjs/assets.js:625:21
    at step (~/pixi-node-example/node_modules/@pixi/assets/dist/cjs/assets.js:81:23)
    at Object.next (~/pixi-node-example/node_modules/@pixi/assets/dist/cjs/assets.js:62:53)
    at ~/pixi-node-example/node_modules/@pixi/assets/dist/cjs/assets.js:55:71
    at new Promise (<anonymous>)
    at __awaiter (~/pixi-node-example/node_modules/@pixi/assets/dist/cjs/assets.js:51:12)
    at Object.add (~/pixi-node-example/node_modules/@pixi/assets/dist/cjs/assets.js:623:40)
    at Object.detection-parser (~/pixi-node-example/node_modules/@pixi/core/dist/cjs/core.js:261:85)
    at ~/pixi-node-example/node_modules/@pixi/core/dist/cjs/core.js:207:35
    at Array.forEach (<anonymous>)