Use double quotes by defaulttm/string_literals

This is an entirely mechanically generated (rubocop -a) change, to go
along with chef/chefstyle#5 . We should pick something and use it
consistently, and my opinion is that double quotes are the appropriate
thing.

1 files changed, 8 insertions, 8 deletions

diff --git a/lib/chef/knife/diff.rb b/lib/chef/knife/diff.rb
index e5eda5228c..580e9e513f 100644
--- a/lib/chef/knife/diff.rb
+++ b/lib/chef/knife/diff.rb
@@ -1,4 +1,4 @@
-require 'chef/chef_fs/knife'
+require "chef/chef_fs/knife"
 
 class Chef
   class Knife
@@ -8,33 +8,33 @@ class Chef
       category "path-based"
 
       deps do
-        require 'chef/chef_fs/command_line'
+        require "chef/chef_fs/command_line"
       end
 
       option :recurse,
-        :long => '--[no-]recurse',
+        :long => "--[no-]recurse",
         :boolean => true,
         :default => true,
         :description => "List directories recursively."
 
       option :name_only,
-        :long => '--name-only',
+        :long => "--name-only",
         :boolean => true,
         :description => "Only show names of modified files."
 
       option :name_status,
-        :long => '--name-status',
+        :long => "--name-status",
         :boolean => true,
         :description => "Only show names and statuses of modified files: Added, Deleted, Modified, and Type Changed."
 
       option :diff_filter,
-        :long => '--diff-filter=[(A|D|M|T)...[*]]',
+        :long => "--diff-filter=[(A|D|M|T)...[*]]",
         :description => "Select only files that are Added (A), Deleted (D), Modified (M), or have their type (i.e. regular file, directory) changed (T). Any combination of the filter characters (including none) can be used. When * (All-or-none) is added to the combination, all paths are selected if
            there is any file that matches other criteria in the comparison; if there is no file that matches other criteria, nothing is selected."
 
       option :cookbook_version,
-        :long => '--cookbook-version VERSION',
-        :description => 'Version of cookbook to download (if there are multiple versions and cookbook_versions is false)'
+        :long => "--cookbook-version VERSION",
+        :description => "Version of cookbook to download (if there are multiple versions and cookbook_versions is false)"
 
       def run
         if config[:name_only]