50 lines
1.2 KiB
JavaScript
Executable File
50 lines
1.2 KiB
JavaScript
Executable File
'use strict';
|
|
|
|
exports.type = 'perItem';
|
|
|
|
exports.active = false;
|
|
|
|
exports.description = 'removes viewBox attribute when possible (disabled by default)';
|
|
|
|
var regViewBox = /^0\s0\s([\-+]?\d*\.?\d+([eE][\-+]?\d+)?)\s([\-+]?\d*\.?\d+([eE][\-+]?\d+)?)$/,
|
|
viewBoxElems = ['svg', 'pattern'];
|
|
|
|
/**
|
|
* Remove viewBox attr which coincides with a width/height box.
|
|
*
|
|
* @see http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute
|
|
*
|
|
* @example
|
|
* <svg width="100" height="50" viewBox="0 0 100 50">
|
|
* ⬇
|
|
* <svg width="100" height="50">
|
|
*
|
|
* @param {Object} item current iteration item
|
|
* @return {Boolean} if false, item will be filtered out
|
|
*
|
|
* @author Kir Belevich
|
|
*/
|
|
exports.fn = function(item) {
|
|
|
|
if (
|
|
item.isElem(viewBoxElems) &&
|
|
item.hasAttr('viewBox') &&
|
|
item.hasAttr('width') &&
|
|
item.hasAttr('height')
|
|
) {
|
|
|
|
var match = item.attr('viewBox').value.match(regViewBox);
|
|
|
|
if (match) {
|
|
if (
|
|
item.attr('width').value === match[1] &&
|
|
item.attr('height').value === match[3]
|
|
) {
|
|
item.removeAttr('viewBox');
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
};
|