message: added assert! for area of window being > 0
diff: @@ -672,6 +672,8 @@ impl GraphicsContext {
  }
  let size = window.inner_size();
  + assert!(size.width > 0 && size.height > 0);
  +
  self.wgpu.surface.configure(
  &self.wgpu.device,
  &wgpu::SurfaceConfiguration {
  