import isNumeric from '../is-numeric';
function value( num, unit ) {
return isNumeric( num ) && unit
? parseFloat( num ) + unit
: num;
}
export default function shorthandCSS( top, right, bottom, left, unit ) {
if ( '' === top && '' === right && '' === bottom && '' === left ) {
return;
}
top = ( top != 0 && '' !== top ) ? value( top, unit ) + ' ' : '0 '; // eslint-disable-line eqeqeq
right = ( right != 0 && '' !== right ) ? value( right, unit ) + ' ' : '0 '; // eslint-disable-line eqeqeq
bottom = ( bottom != 0 && '' !== bottom ) ? value( bottom, unit ) + ' ' : '0 '; // eslint-disable-line eqeqeq
left = ( left != 0 && '' !== left ) ? value( left, unit ) + ' ' : '0 '; // eslint-disable-line eqeqeq
if ( right === left ) {
left = '';
if ( top === bottom ) {
bottom = '';
if ( top === right ) {
right = '';
}
}
}
const output = top + right + bottom + left;
return output.trim();
}