报错：

Module build failed (from ./node_modules/postcss-loader/src/index.js):
10:26:54.652 SyntaxError
10:26:54.653 (45:193) Unclosed bracket

全局搜索

https://img.yzcdn.cn/vant/vant-icon-d3825a.woff

找到index.wxss文件位置 

...src:url(https://img.yzcdn.cn/vant/vant-icon-d3825a.woff2) format("woff2"),url(https://img.yzcdn.cn/vant/vant-icon-d3825a.woff) ......

在...("woff2"),url(https:..)的逗号后添加空格

...src:url(https://img.yzcdn.cn/vant/vant-icon-d3825a.woff2) format("woff2"), url(https://img.yzcdn.cn/vant/vant-icon-d3825a.woff) ......