ERROR: Task not found: "prefix.css", compress.css" After npm Build:css Command

ERROR: Task not found: "prefix.css", compress.css" After npm Build:css Command

我正在使用 NPM 脚本设置构建过程,我的 Issue/question 是构建过程,我完全按照讲师的指示进行操作,但是当我 运行 'npm build:css'

错误信息:

ERROR: Task not found: "prefix.css", compress.css" npm ERR! code ELIFECYCLE npm ERR! errno 1 npm ERR! natours@1.0.0 build:css: npm-run-all compile:sass concat:css prefix.css compress.css npm ERR! Exit status 1 npm ERR! npm ERR! Failed at the natours@1.0.0 build:css script. npm ERR! This is probably not a problem with npm. There is likely additional logging output above

Package.json:

{
  "name": "Project",
  "version": "1.0.0",
  "description": "Landing page for Project",
  "main": "index.js",
  "scripts": {
    "watch:sass": "node-sass sass/main.scss css/style.css -w",
    "compile:sass": "node-sass sass/main.scss css/style.comp.css",
    "concat:css": "concat -o css/style.concat.css css/icon-font.css css/style.comp.css",
    "prefix:css": "postcss --use autoprefixer -b 'last 10 versions' css/style.concat.css -o css/style.prefix.css",
    "compress:css": "node-sass css/style.prefix.css css/style.css --output-style compressed",
    "build:css": "npm-run-all compile:sass concat:css prefix.css compress.css"
  },
  "author": "D",
  "license": "ISC",
  "devDependencies": {
    "autoprefixer": "^9.6.5",
    "concat": "^1.0.3",
    "node-sass": "^4.12.0",
    "npm-run-all": "^4.1.5",
    "postcss-cli": "^6.1.3"
  }
}

I've followed the instructor's directions perfectly

有吗?

"build:css": "npm-run-all compile:sass concat:css prefix.css compress.css"

应该是:

"build:css": "npm-run-all compile:sass concat:css prefix:css compress:css"

错误不言自明。