lib/specinfra/command/arch/base/package.rb in specinfra-2.0.0.beta50 vs lib/specinfra/command/arch/base/package.rb in specinfra-2.0.0.beta51

@@ -1,11 +1,12 @@
 class Specinfra::Command::Arch::Base::Package < Specinfra::Command::Linux::Base::Package
   class << self
     def check_is_installed(package,version=nil)
       if version
-        "pacman -Q | grep #{escape(package)} #{escape(version)}"
+        grep = version.include?('-') ? "^#{escape(version)}$" : "^#{escape(version)}-"
+        "pacman -Q #{escape(package)} | awk '{print $2}' | grep '#{grep}'"
       else
-        "pacman -Q | grep #{escape(package)}"
+        "pacman -Q #{escape(package)}"
       end
     end
 
     def get_version(package, opts=nil)
       "pacman -Qi #{package} | grep Version | awk '{print $3}'"