> node-gyp rebuild
xcode-select: error: tool 'xcodebuild' requires Xcode, but active developer directory '/Library/Developer/CommandLineTools' is a command line tools instance
No receipt for 'com.apple.pkg.CLTools_Executables' found at '/'.
No receipt for 'com.apple.pkg.DeveloperToolsCLILeo' found at '/'.
No receipt for 'com.apple.pkg.DeveloperToolsCLI' found at '/'.
gyp: No Xcode or CLT version detected!
gyp ERR! configure error
gyp ERR! stack Error: `gyp` failed with exit code: 1
if you got above error when you are doing npm install.
and you have xcode installed.......
then you can fix this by:
sudo xcode-select --switch /Applications/Xcode.app/Contents/Developer/