lib/kapost/bootstrapper.rb in kapost-bootstrapper-0.2.0 vs lib/kapost/bootstrapper.rb in kapost-bootstrapper-0.3.0

@@ -10,18 +10,10 @@
       @shell    = shell
 
       run(&block) if block_given?
     end
 
-    def osx(&block)
-      instance_eval(&block) if os == :macosx
-    end
-
-    def debian(&block)
-      instance_eval(&block) if os == :debian
-    end
-
     def check(command, help = nil, version: nil, &block)
       success = say(label(command, version)) do
         if block_given?
           yield
         else
@@ -78,10 +70,22 @@
       status = $?
       fail "Command `#{cmd.join(' ')}` failed with status #{status.exitstatus}" unless result
       result
     end
 
+    def osx(&block)
+      run(&block) if os == :macosx
+    end
+
+    def docker(&block)
+      run(&block) if os == :docker
+    end
+
+    def ubuntu(&block)
+      run(&block) if os == :ubuntu
+    end
+
     def run(&code)
       instance_eval(&code)
     end
 
     private
@@ -97,10 +101,16 @@
                 when /mswin|msys|mingw|cygwin|bccwin|wince|emc/
                   :windows
                 when /darwin|mac os/
                   :macosx
                 when /linux/
-                  installed?("apt-get") ? :debian : :linux
+                  if File.exist?("/.dockerenv")
+                    :docker
+                  elsif installed?("apt-get")
+                    :ubuntu
+                  else
+                    :linux
+                  end
                 else
                   fail "unknown os: #{RUBY_PLATFORM.inspect}"
               end
     end
   end