All functions of 'bundle exec rake dots' now work

bin/dotutils.rb

@@ -12,11 +12,32 @@ def existing_symlink(source, destination)
   # rubocop:enable Metrics/LineLength
 end
 
-def rename_file(source, destination)
+# rubocop:disable Metrics/MethodLength
+def rename_file(source, destination, action)
   puts "#{destination} exists, renaming to #{destination}.predots"
   File.rename(destination, "#{destination}.predots")
-  puts "Linking #{destination} to #{source}"
-  File.symlink(source, destination)
+  if action.eql?('link')
+    puts "Linking #{destination} to #{source}"
+    File.symlink(source, destination)
+  elsif action.eql?('copy')
+    puts "Copying #{destination} to #{source}"
+    FileUtils.cp_r(source, destination)
+  else
+    raise ArgumentError, "'#{action}' is not a valid action", backtrace
+  end
+end
+# rubocop:enable Metrics/MethodLength
+
+def copy_file(source, destination)
+  if File.exist?(destination)
+    if @prompt.yes?("#{destination} exists, do you want to replace it?")
+      rename_file(source, destination, 'copy')
+    else
+      puts "#{destination} is unchanged"
+    end
+  else
+    FileUtils.cp_r(source, destination)
+  end
 end
 
 def link_file(source, destination)
@@ -24,9 +45,28 @@ def link_file(source, destination)
     existing_symlink(source, destination)
   elsif File.exist?(destination)
     # this catches anything that is not a symlink
-    rename_file(source, destination)
+    rename_file(source, destination, 'link')
   else
     puts "Linking #{destination} to #{source}"
     File.symlink(source, destination)
   end
 end
+
+# rubocop:disable Metrics/MethodLength, Metrics/AbcSize
+def mac_vers
+  stdout, _stderr, _status = Open3.capture3('sw_vers -productVersion')
+  if Integer(stdout.strip.split('.')[0]) == 10
+    if Integer(stdout.strip.split('.')[1]) >= 12
+      puts "It seems you are on macOS #{stdout.strip}"
+    else
+      puts "It seems you are on OX X #{stdout.strip}"
+    end
+
+  elsif Integer(stdout.strip.split('.')[0]) < 10
+    puts "Wow... you're sure running an old os (#{stdout.strip} to be exact)"
+  else
+    abort("It seems you are on a Mac but I don't know what to do on \
+      v#{stdout.strip}")
+  end
+end
+# rubocop:enable Metrics/MethodLength, Metrics/AbcSize