From 03e82cfb2c7b3c8f659ccf7bcd3cc3accce85bae Mon Sep 17 00:00:00 2001
From: curben <2809763-curben@users.noreply.gitlab.com>
Date: Mon, 26 Aug 2019 13:48:10 +0930
Subject: [PATCH] refactor(cssFilter): promise-fy

---
 scripts/cssFilter.js | 24 ++++++++++++++----------
 1 file changed, 14 insertions(+), 10 deletions(-)

diff --git a/scripts/cssFilter.js b/scripts/cssFilter.js
index 38dc3e5..49f1a53 100644
--- a/scripts/cssFilter.js
+++ b/scripts/cssFilter.js
@@ -14,17 +14,21 @@ const micromatch = require('micromatch')
 const normalize = require('postcss-normalize')
 const postcss = require('postcss')
 
-hexo.extend.renderer.register('css', 'css', (data, options, callback) => {
+hexo.extend.renderer.register('css', 'css', (data, options) => {
   const exclude = '*.min.css'
 
-  if (micromatch.isMatch(data.path, exclude, { basename: true })) callback(null, data.text)
+  if (data.path) {
+    if (micromatch.isMatch(data.path, exclude, { basename: true })) return data.text
+  }
 
-  postcss([normalize, autoprefixer])
-    .process(data.text, { from: data.path })
-    .then(result => {
-      callback(null, result.css)
-    },
-    error => {
-      callback(error)
-    })
+  return new Promise((resolve, reject) => {
+    postcss([normalize, autoprefixer])
+      .process(data.text, { from: data.path })
+      .then(result => {
+        resolve(result.css)
+      },
+      error => {
+        reject(error)
+      })
+  })
 })