我试着做一个大嘴巴编译我的sass然后用gulp gulp-autoprefixer但我得到一个错误。 var gulp = require('gulp'), sass = require('gulp-sass'), autoprefixer = require('gulp-autoprefixer'); gulp.task('test', function(){ gulp.src('_sass/main.sass') .pipe(sass()) .pipe(autoprefixer()) .pipe(gulp.dest('./assets/css')); }); 我试图运行这个Gulpfile.js ,我正在使用: "gulp": "~3.9.0", "gulp-sass": "~2.0.4", "gulp-autoprefixer": "~3.0.1", 和NPM版本1.3.10 当我运行gulp test我得到这个: /home/matei/Tests/test-4/node_modules/gulp-autoprefixer/node_modules/postcss/lib/lazy-result.js:152 this.processing = new Promise(function (resolve, reject) { ^ ReferenceError: Promise is not defined at LazyResult.async (/home/matei/Tests/test-4/node_modules/gulp-autoprefixer/node_modules/postcss/lib/lazy-result.js:152:31) at LazyResult.then (/home/matei/Tests/test-4/node_modules/gulp-autoprefixer/node_modules/postcss/lib/lazy-result.js:75:21) at DestroyableTransform._transform (/home/matei/Tests/test-4/node_modules/gulp-autoprefixer/index.js:28:13) at DestroyableTransform.Transform._read […]