All files / libs iframeSize.ts

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function iframeSize(wrapperSelector: string): void {
  const wrapperEl = document.querySelector(wrapperSelector);
  Iif (!wrapperEl) {
    return;
  }
 
  const iframe = wrapperEl.querySelector("iframe") as HTMLIFrameElement;
 
  // asciinema is a snowflake, so treat it as such
  Iif (!iframe || (iframe.name && iframe.name.indexOf("asciicast") !== -1)) {
    return;
  }
 
  const IFRAME_RATIO = parseInt(iframe.width) / parseInt(iframe.height);
 
  const width = wrapperEl.getBoundingClientRect().width;
  const height = width / IFRAME_RATIO;
 
  iframe.width = width.toString();
  iframe.height = height.toString();
}
 
export default iframeSize;