Thanks to the quick response to the dotnet / cli gitter channel you can. The following variables are available:
%publish:ProjectPath% %publish:Configuration% %publish:OutputPath% %publish:TargetFramework% %publish:FullTargetFramework% %publish:Runtime%
A source
And so for pre / postcompile:
%compile:TargetFramework% %compile:FullTargetFramework% %compile:Configuration% %compile:OutputFile% %compile:OutputDir% %compile:ResponseFile% %compile:RuntimeOutputDir% %compile:RuntimeIdentifier% %compile:CompilerExitCode% // postcompile only
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