51 lines
1012 B
JavaScript
51 lines
1012 B
JavaScript
import Svgo from 'svgo';
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import cheerio from 'cheerio';
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import DEFAULT_ATTRS from '../src/default-attrs.json';
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/**
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* Optimize SVG string.
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* @param {string} svg - An SVG string.
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* @returns {Promise<string>}
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*/
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function optimizeSvg(svg) {
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return svgo(svg).then(setAttrs);
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}
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/**
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* Run SVGO on SVG string.
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* @param {string} svg - An SVG string.
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* @returns {Promise<string>}
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*/
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function svgo(svg) {
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const s = new Svgo({
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plugins: [
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{ convertShapeToPath: false },
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{ mergePaths: false },
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{ removeAttrs: { attrs: '(fill|stroke.*)' } },
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{ removeTitle: true },
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],
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});
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return new Promise(resolve => {
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s.optimize(svg, ({ data }) => resolve(data));
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});
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}
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/**
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* Set default attributes on SVG.
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* @param {string} svg - An SVG string.
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* @returns {string}
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*/
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function setAttrs(svg) {
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const $ = cheerio.load(svg);
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Object.keys(DEFAULT_ATTRS).forEach(key =>
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$('svg').attr(key, DEFAULT_ATTRS[key]),
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);
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return $('body').html();
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}
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export default optimizeSvg;
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