Fix: use .map to build varDef

2017-11-09 08:24:37 +08:00 · 2017-11-09 08:24:37 +08:00 · 3a78681d9e
commit 3a78681d9e
parent 95e3ba13cd
1 changed files with 1 additions and 4 deletions
--- a/js/usercss.js
+++ b/js/usercss.js
@ -40,10 +40,7 @@ var usercss = (() => {
      preprocess(source, vars) {
        return loadScript('/vendor/stylus-lang/stylus.min.js').then(() => (
          new Promise((resolve, reject) => {
-            let varDef = '';
-            for (const key of Object.keys(vars)) {
-              varDef += `${key} = ${vars[key].value};\n`;
-            }
+            const varDef = Object.keys(vars).map(key => `${key} = ${vars[key].value};\n`).join('');

            // eslint-disable-next-line no-undef
            stylus(varDef + source).render((err, output) => {