Angular: Module build failed (from ./node_modules/_sass-loader@7.1.0@sass-loader/lib/loader.js):

场景：当 ng serve  启动项目  时，会报错：

ERROR in ./src/sass/styles.scss (./node_modules/_@angular-devkit_build-angular@0.11.4@@angular-devkit/build-angular/src/angularss-loader.js!./node_modules/_postcss-loader@3.0.0@postcss-loader/src??embedded!./node_modules/_sass-loader@7.1.0@sass-loader/li/src/sass/styles.scss)
Module build failed (from ./node_modules/_sass-loader@7.1.0@sass-loader/lib/loader.js):

undefined
       ^
      Invalid parent selector "[type=button]"
   ╷
12 │         &:link, &a:visited {
   │         ^^^^^^^^^^^^^^^^^^^
   ╵
  src\sass\05-atoms\buttons.scss 12:9  @import
  stdin 99:9                           root stylesheet
      in D:\xxx\src\sass\05-atoms\buttons.scss (line 12, column 9)

我的本地环境：

Angular CLI: 6.0.5