import * as React from 'react' ; export function HoverHighlightGroup ( { x , y , cellWidth , cellHeight , width , height , } ) { if ( typeof x != 'number' || typeof y != 'number' ) { return null ; } return ( < g > < rect key = "fooX" className = "hover-highlight" x = { x } y = { 0 } width = { cellWidth } height = { height } / > , < rect key = "fooY" className = "hover-highlight" y = { y } x = { 0 } height = { cellHeight } width = { width } / > < /g>); }