in shardingsphere-ui-frontend/build/utils.js [88:98]
stylus: generateLoaders('stylus'),
styl: generateLoaders('stylus')
}
}
// Generate loaders for standalone style files (outside of .vue)
exports.styleLoaders = function(options) {
const output = []
const loaders = exports.cssLoaders(options)
for (const extension in loaders) {