安装node-sass 失败

安装node-sass 时，报错：

gyp ERR! configure error 
gyp ERR! stack Error: EACCES: permission denied, mkdir '/Users/wqq/learning/suvery-system/node_modules/node-sass/build'
gyp ERR! System Darwin 19.4.0
gyp ERR! command "/usr/local/bin/node" "/Users/wqq/learning/suvery-system/node_modules/node-gyp/bin/node-gyp.js" "rebuild" "--verbose" "--libsass_ext=" "--libsass_cflags=" "--libsass_ldflags=" "--libsass_library="
gyp ERR! cwd /Users/wqq/learning/suvery-system/node_modules/node-sass
gyp ERR! node -v v8.14.0
gyp ERR! node-gyp -v v3.8.0
gyp ERR! not ok 
Build failed with error code: 1

解决方案：

sudo npm install node-sass --unsafe-perm --save-dev