https://github.com/WWBN/AVideo/issues/8137

node_modules/get-size/get-size.js

@@ -0,0 +1,124 @@
+/*!
+ * Infinite Scroll v2.0.4
+ * measure size of elements
+ * MIT license
+ */
+
+( function( window, factory ) {
+  if ( typeof module == 'object' && module.exports ) {
+    // CommonJS
+    module.exports = factory();
+  } else {
+    // browser global
+    window.getSize = factory();
+  }
+
+} )( window, function factory() {
+
+// -------------------------- helpers -------------------------- //
+
+// get a number from a string, not a percentage
+function getStyleSize( value ) {
+  let num = parseFloat( value );
+  // not a percent like '100%', and a number
+  let isValid = value.indexOf('%') == -1 && !isNaN( num );
+  return isValid && num;
+}
+
+// -------------------------- measurements -------------------------- //
+
+let measurements = [
+  'paddingLeft',
+  'paddingRight',
+  'paddingTop',
+  'paddingBottom',
+  'marginLeft',
+  'marginRight',
+  'marginTop',
+  'marginBottom',
+  'borderLeftWidth',
+  'borderRightWidth',
+  'borderTopWidth',
+  'borderBottomWidth',
+];
+
+let measurementsLength = measurements.length;
+
+function getZeroSize() {
+  let size = {
+    width: 0,
+    height: 0,
+    innerWidth: 0,
+    innerHeight: 0,
+    outerWidth: 0,
+    outerHeight: 0,
+  };
+  measurements.forEach( ( measurement ) => {
+    size[ measurement ] = 0;
+  } );
+  return size;
+}
+
+// -------------------------- getSize -------------------------- //
+
+function getSize( elem ) {
+  // use querySeletor if elem is string
+  if ( typeof elem == 'string' ) elem = document.querySelector( elem );
+
+  // do not proceed on non-objects
+  let isElement = elem && typeof elem == 'object' && elem.nodeType;
+  if ( !isElement ) return;
+
+  let style = getComputedStyle( elem );
+
+  // if hidden, everything is 0
+  if ( style.display == 'none' ) return getZeroSize();
+
+  let size = {};
+  size.width = elem.offsetWidth;
+  size.height = elem.offsetHeight;
+
+  let isBorderBox = size.isBorderBox = style.boxSizing == 'border-box';
+
+  // get all measurements
+  measurements.forEach( ( measurement ) => {
+    let value = style[ measurement ];
+    let num = parseFloat( value );
+    // any 'auto', 'medium' value will be 0
+    size[ measurement ] = !isNaN( num ) ? num : 0;
+  } );
+
+  let paddingWidth = size.paddingLeft + size.paddingRight;
+  let paddingHeight = size.paddingTop + size.paddingBottom;
+  let marginWidth = size.marginLeft + size.marginRight;
+  let marginHeight = size.marginTop + size.marginBottom;
+  let borderWidth = size.borderLeftWidth + size.borderRightWidth;
+  let borderHeight = size.borderTopWidth + size.borderBottomWidth;
+
+  // overwrite width and height if we can get it from style
+  let styleWidth = getStyleSize( style.width );
+  if ( styleWidth !== false ) {
+    size.width = styleWidth +
+      // add padding and border unless it's already including it
+      ( isBorderBox ? 0 : paddingWidth + borderWidth );
+  }
+
+  let styleHeight = getStyleSize( style.height );
+  if ( styleHeight !== false ) {
+    size.height = styleHeight +
+      // add padding and border unless it's already including it
+      ( isBorderBox ? 0 : paddingHeight + borderHeight );
+  }
+
+  size.innerWidth = size.width - ( paddingWidth + borderWidth );
+  size.innerHeight = size.height - ( paddingHeight + borderHeight );
+
+  size.outerWidth = size.width + marginWidth;
+  size.outerHeight = size.height + marginHeight;
+
+  return size;
+}
+
+return getSize;
+
+} );