i faced this error while i trying to install npm using cmd on windows 10
npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! grpc@1.6.6 install: `node-pre-gyp install --fallback-to-build --library=static_library`
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the grpc@1.6.6 install script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.
npm ERR! A complete log of this run can be found in:
npm ERR! C:\Users\MANA\AppData\Roaming\npm-cache\_logs\2017-11-21T07_27_36_499Z-debug.log
NPM install failed, continuing with Firebase initialization...
i Writing configuration info to firebase.json...
i Writing project information to .firebaserc...
+ Firebase initialization complete!
