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8640d4ef30
This will serve as the groundwork of merging the intersection observers and collapsible toc in the future.
24 lines
596 B
JavaScript
24 lines
596 B
JavaScript
// Adopted from Vector 2022
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/**
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* Helper method that calls a specified callback before the browser has
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* performed a specified number of repaints.
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*
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* Uses `requestAnimationFrame` under the hood to determine the next repaint.
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*
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* @param {Function} callback
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* @param {number} frameCount The number of frames to wait before calling the
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* specified callback.
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*/
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function deferUntilFrame( callback, frameCount ) {
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if ( frameCount === 0 ) {
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callback();
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return;
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}
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requestAnimationFrame( () => {
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deferUntilFrame( callback, frameCount - 1 );
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} );
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}
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module.exports = deferUntilFrame;
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