@vant/cli/lib/compiler/compile-less.js

Vant CLI is a tool for building vue component library. You can quickly build a full-featured Vue component library with vant-cli.

import less from 'less';
import { join } from 'node:path';
import { readFileSync } from 'node:fs';
import { CWD } from '../common/constant.js';
export async function compileLess(filePath) {
    const source = readFileSync(filePath, 'utf-8');
    const { css } = await less.render(source, {
        filename: filePath,
        paths: [join(CWD, 'node_modules')],
    });
    return css;
}