46 lines
1.0 KiB
JavaScript
46 lines
1.0 KiB
JavaScript
import { loadModule } from '../../../utils/load-module.js';
|
|
/**
|
|
* Transpile with stylus
|
|
*/
|
|
export function transform(node, text, context) {
|
|
const stylus = loadStylus(context);
|
|
if (!stylus) {
|
|
return null;
|
|
}
|
|
let inputRange;
|
|
if (node.endTag) {
|
|
inputRange = [node.startTag.range[1], node.endTag.range[0]];
|
|
}
|
|
else {
|
|
inputRange = [node.startTag.range[1], node.range[1]];
|
|
}
|
|
const code = text.slice(...inputRange);
|
|
const filename = `${context.filename}.stylus`;
|
|
try {
|
|
let output;
|
|
const style = stylus(code, {
|
|
filename
|
|
}).set('sourcemap', {});
|
|
style.render((_error, code) => {
|
|
output = code;
|
|
});
|
|
if (output == null) {
|
|
return null;
|
|
}
|
|
return {
|
|
inputRange,
|
|
output,
|
|
mappings: style.sourcemap.mappings
|
|
};
|
|
}
|
|
catch {
|
|
return null;
|
|
}
|
|
}
|
|
/**
|
|
* Load stylus
|
|
*/
|
|
function loadStylus(context) {
|
|
return loadModule(context, 'stylus');
|
|
}
|