xcode - Gem::DependencyError while installing xcodeproj -


i have issues installing xcodeproj via terminal on mac. xcode version 8.3.3. while working through advanced installing instructions on nativescript.org, tried running 

sudo gem install xcodeproj

which gives me following error:

error: while executing gem ... (gem::dependencyerror) unable resolve dependencies: xcodeproj requires cfpropertylist (~> 2.3.3), claide (< 2.0, >= 1.0.2), colored2 (~> 3.1), nanaimo (~> 0.2.3)

any ideas can fix problem?

if having same problem:

installing , using cntlm did me.


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