优化style[scoped]的解析

lib/compile-vue.js

@@ -54,8 +54,12 @@ function scopeCss(css = '', hash) {
           if (last.includes(':')) {
             let res = V_DEEP.exec(last)
             if (res) {
-              last = tmp.pop()
-              last += `[data-${hash}] ` + res[1]
+              if (tmp.length) {
+                last = tmp.pop()
+                last += `[data-${hash}] `
+              } else {
+                last = res[1]
+              }
             } else {
               if (last.startsWith(':')) {
                 let _prev = tmp.pop()

package.json

@@ -1,7 +1,7 @@
 {
   "name": "fite",
   "type": "module",
-  "version": "0.7.2",
+  "version": "0.7.3",
   "bin": {
     "fite": "index.js"
   },