test

class Prism {
     getInfo() {
    return {
      id: 'helloworld',
      name: 'It works!',
      blocks: [
        {
          opcode: 'hello',
          blockType: Scratch.BlockType.REPORTER,
          text: 'Hello!'
        }
      ]
    };
  }

  hello() {
        // should we look for an external canvas
        if (this.runtime.prism_screenshot_checkForExternalCanvas) {
            // if so, does one exist (this will check for more than 1 in the future)
            if (this.runtime.prism_screenshot_externalCanvas) {
                // we dont need to check camera permissions since external canvases
                // will never have the ability to get camera data
                return this.runtime.prism_screenshot_externalCanvas.toDataURL();
            }
        }
        // DO NOT REMOVE, USER HAS NOT GIVEN PERMISSION TO SAVE CAMERA IMAGES.
        if (this.runtime.ext_videoSensing || this.runtime.ioDevices.video.provider.enabled) {
            // user's camera is on, ask for permission to take a picture of them
            if (!(this.isCameraScreenshotEnabled)) {
                this.isCameraScreenshotEnabled = ProjectPermissionManager.RequestPermission("cameraPictures");
                if (!this.isCameraScreenshotEnabled) return "data:image/png;base64,
                
               
               
              
 Scratch.extensions.register(new HelloWorld());