getConfiguration()

const canvas = document.querySelector("canvas");
const context = canvas.getContext("webgpu");

if (!navigator.gpu) {
  throw Error("WebGPU not supported.");
}

const adapter = await navigator.gpu.requestAdapter();
if (!adapter) {
  throw Error("Couldn't request WebGPU adapter.");
}

const device = await adapter.requestDevice();

context.configure({
  device,
  format: navigator.gpu.getPreferredCanvasFormat(),
  alphaMode: "premultiplied",
});

console.log(context.getConfiguration());
/* Logs something like:

{
  "alphaMode": "premultiplied",
  "colorSpace": "srgb",
  "device": { ... },
  "format": "bgra8unorm",
  "toneMapping": {
      "mode": "standard"
  },
  "usage": 16,
  "viewFormats": []
}
*/