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import fastGlob from 'fast-glob';
import {optimize, extendDefaultPlugins} from 'svgo';
import {resolve, parse, dirname} from 'path';
import fs from 'fs';
import {fileURLToPath} from 'url';
const {readFile, writeFile, mkdir} = fs.promises;
const __dirname = dirname(fileURLToPath(import.meta.url));
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]+$/, ''); // chop of '-16' on octicons
}
const {data} = optimize(await readFile(file, 'utf8'), {
plugins: extendDefaultPlugins([
'removeXMLNS',
'removeDimensions',
{
name: 'addClassesToSVGElement',
params: {classNames: ['svg', name]},
},
{
name: 'addAttributesToSVGElement',
params: {attributes: [{'width': '16'}, {'height': '16'}, {'aria-hidden': 'true'}]},
},
]),
});
await writeFile(resolve(outputDir, `${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('../public/img/gitea.svg', {fullName: 'gitea-gitea'}),
]);
}
main().then(exit).catch(exit);
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