/*
|
* Helper to detect borders of a given element
|
* @method
|
* @memberof Popper.Utils
|
* @param {CSSStyleDeclaration} styles
|
* Result of `getStyleComputedProperty` on the given element
|
* @param {String} axis - `x` or `y`
|
* @return {number} borders - The borders size of the given axis
|
*/
|
|
export default function getBordersSize(styles, axis) {
|
const sideA = axis === 'x' ? 'Left' : 'Top';
|
const sideB = sideA === 'Left' ? 'Right' : 'Bottom';
|
|
return (
|
parseFloat(styles[`border${sideA}Width`], 10) +
|
parseFloat(styles[`border${sideB}Width`], 10)
|
);
|
}
|
