forgejo/build/generate-svg.js

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#!/usr/bin/env node
'use strict';
const fastGlob = require('fast-glob');
const Svgo = require('svgo');
const {resolve, parse} = require('path');
const {readFile, writeFile, mkdir} = require('fs').promises;
const glob = (pattern) => fastGlob.sync(pattern, {cwd: resolve(__dirname), absolute: true});
const outputDir = resolve(__dirname, '../public/img/svg');
function exit(err) {
if (err) console.error(err);
process.exit(err ? 1 : 0);
}
async function processFile(file, {prefix, fullName} = {}) {
let name;
if (fullName) {
name = fullName;
} else {
name = parse(file).name;
if (prefix) name = `${prefix}-${name}`;
if (prefix === 'octicon') name = name.replace(/-[0-9]+$/, ''); // chop of '-16' on octicons
}
const svgo = new Svgo({
plugins: [
{removeXMLNS: true},
{removeDimensions: true},
{
addClassesToSVGElement: {
classNames: [
'svg',
name,
],
},
},
{
addAttributesToSVGElement: {
attributes: [
{'width': '16'},
{'height': '16'},
{'aria-hidden': 'true'},
],
},
},
],
});
const {data} = await svgo.optimize(await readFile(file, 'utf8'));
await writeFile(resolve(outputDir, `${name}.svg`), data);
}
function processFiles(pattern, opts) {
return glob(pattern).map((file) => processFile(file, opts));
}
async function main() {
try {
await mkdir(outputDir);
} catch {}
await Promise.all([
...processFiles('../node_modules/@primer/octicons/build/svg/*-16.svg', {prefix: 'octicon'}),
...processFiles('../web_src/svg/*.svg'),
...processFiles('../assets/logo.svg', {fullName: 'gitea-gitea'}),
]);
}
main().then(exit).catch(exit);