求助mac安装karma时，贴代码如下，后面还有希望这些代码能说明问题，

Question

oukokudongdeMBP:~wangguodong$sudonpminstall-gkarmaPassword:npmWARNenginekarma@0.12.31:wanted:{"node":"~0.8||~0.10"}(current:{"node":"0.12.2","npm":"2.7.4"})fsevents@0.3.6install/usr/local/lib/node_modules/karma/node_modules/chokidar/node_modules/fseventsnode-gyprebuildgypWARNinstallgotanerror,rollingbackinstallgypERR!configureerrorgypERR!stackError:EPERM,utime'/Users/wangguodong/.node-gyp/0.12.2'gypERR!stackatError(native)gypERR!SystemDarwin14.1.0gypERR!command"node""/usr/local/lib/node_modules/npm/node_modules/node-gyp/bin/node-gyp.js""rebuild"gypERR!cwd/usr/local/lib/node_modules/karma/node_modules/chokidar/node_modules/fseventsgypERR!node-vv0.12.2gypERR!node-gyp-vv1.0.3gypERR!notoknpmWARNoptionaldepfailed,continuingfsevents@0.3.6

Answer 1

这句话的意思是你的node版本与karma不匹配。
karma希望你的配置是：wanted:{"node":"~0.8||~0.10"}
而你当前的是：(current:{"node":"0.12.2","npm":"2.7.4"})
解决办法：装个切换node版本的模块，比如n
                            

Answer 2

用node升级下就好了。
sudonpmcacheclean-f
sudonpminstall-gn
sudonstable
node-v