epiphany/node_modules/svgo/plugins/removeDimensions.js
2023-12-09 22:48:07 -08:00

43 lines
1.2 KiB
JavaScript

'use strict';
exports.name = 'removeDimensions';
exports.description =
'removes width and height in presence of viewBox (opposite to removeViewBox, disable it first)';
/**
* Remove width/height attributes and add the viewBox attribute if it's missing
*
* @example
* <svg width="100" height="50" />
* ↓
* <svg viewBox="0 0 100 50" />
*
* @author Benny Schudel
*
* @type {import('./plugins-types').Plugin<'removeDimensions'>}
*/
exports.fn = () => {
return {
element: {
enter: (node) => {
if (node.name === 'svg') {
if (node.attributes.viewBox != null) {
delete node.attributes.width;
delete node.attributes.height;
} else if (
node.attributes.width != null &&
node.attributes.height != null &&
Number.isNaN(Number(node.attributes.width)) === false &&
Number.isNaN(Number(node.attributes.height)) === false
) {
const width = Number(node.attributes.width);
const height = Number(node.attributes.height);
node.attributes.viewBox = `0 0 ${width} ${height}`;
delete node.attributes.width;
delete node.attributes.height;
}
}
},
},
};
};