/usr/lib/ruby/vendor_ruby/specinfra/command/nixos/base/package.rb is in ruby-specinfra 2.66.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 | class Specinfra::Command::Nixos::Base::Package < Specinfra::Command::Linux::Base::Package
class << self
def check_is_installed(package, version=nil)
if version
"nix-store -q --references /var/run/current-system/sw | grep #{escape(package)}-#{escape(version)}"
else
"nix-store -q --references /var/run/current-system/sw | grep #{escape(package)}"
end
end
alias :check_is_installed_by_nix :check_is_installed
def install(package, version=nil, option='')
"nix-env -i #{option} #{package}"
end
end
end
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