Add missing `+` around a some literals.

Mainly around `nil`

[ci skip]

4 files changed, 7 insertions, 7 deletions

diff --git a/actionview/lib/action_view/helpers/asset_url_helper.rb b/actionview/lib/action_view/helpers/asset_url_helper.rb
index e0de2ff4d6..79305d4880 100644
--- a/actionview/lib/action_view/helpers/asset_url_helper.rb
+++ b/actionview/lib/action_view/helpers/asset_url_helper.rb
@@ -98,7 +98,7 @@ module ActionView
     # to avoid warnings in the client about mixed media.
     # Note that the request parameter might not be supplied, e.g. when the assets
     # are precompiled via a Rake task. Make sure to use a Proc instead of a lambda,
-    # since a Proc allows missing parameters and sets them to nil.
+    # since a +Proc+ allows missing parameters and sets them to +nil+.
     #
     #   config.action_controller.asset_host = Proc.new { |source, request|
     #     if request && request.ssl?
@@ -233,7 +233,7 @@ module ActionView
         stylesheet: ".css"
       }
 
-      # Compute extname to append to asset path. Returns nil if
+      # Compute extname to append to asset path. Returns +nil+ if
       # nothing should be added.
       def compute_asset_extname(source, options = {})
         return if options[:extname] == false
diff --git a/actionview/lib/action_view/helpers/atom_feed_helper.rb b/actionview/lib/action_view/helpers/atom_feed_helper.rb
index 09d243c46d..293662838f 100644
--- a/actionview/lib/action_view/helpers/atom_feed_helper.rb
+++ b/actionview/lib/action_view/helpers/atom_feed_helper.rb
@@ -163,7 +163,7 @@ module ActionView
           @xml, @view, @feed_options = xml, view, feed_options
         end
 
-        # Accepts a Date or Time object and inserts it in the proper format. If nil is passed, current time in UTC is used.
+        # Accepts a Date or Time object and inserts it in the proper format. If +nil+ is passed, current time in UTC is used.
         def updated(date_or_time = nil)
           @xml.updated((date_or_time || Time.now.utc).xmlschema)
         end
@@ -174,7 +174,7 @@ module ActionView
         #
         # * <tt>:published</tt>: Time first published. Defaults to the created_at attribute on the record if one such exists.
         # * <tt>:updated</tt>: Time of update. Defaults to the updated_at attribute on the record if one such exists.
-        # * <tt>:url</tt>: The URL for this entry or false or nil for not having a link tag. Defaults to the polymorphic_url for the record.
+        # * <tt>:url</tt>: The URL for this entry or +false+ or +nil+ for not having a link tag. Defaults to the +polymorphic_url+ for the record.
         # * <tt>:id</tt>: The ID for this entry. Defaults to "tag:#{@view.request.host},#{@feed_options[:schema_date]}:#{record.class}/#{record.id}"
         # * <tt>:type</tt>: The TYPE for this entry. Defaults to "text/html".
         def entry(record, options = {})
diff --git a/actionview/lib/action_view/helpers/date_helper.rb b/actionview/lib/action_view/helpers/date_helper.rb
index 04c5fd4218..206c63b295 100644
--- a/actionview/lib/action_view/helpers/date_helper.rb
+++ b/actionview/lib/action_view/helpers/date_helper.rb
@@ -220,7 +220,7 @@ module ActionView
       #   the respective locale (e.g. [:year, :month, :day] in the en locale that ships with Rails).
       # * <tt>:include_blank</tt>     - Include a blank option in every select field so it's possible to set empty
       #   dates.
-      # * <tt>:default</tt>           - Set a default date if the affected date isn't set or is nil.
+      # * <tt>:default</tt>           - Set a default date if the affected date isn't set or is +nil+.
       # * <tt>:selected</tt>          - Set a date that overrides the actual value.
       # * <tt>:disabled</tt>          - Set to true if you want show the select fields as disabled.
       # * <tt>:prompt</tt>            - Set to true (for a generic prompt), a prompt string or a hash of prompt strings
@@ -866,7 +866,7 @@ module ActionView
         end
 
         # Returns translated month names, but also ensures that a custom month
-        # name array has a leading nil element.
+        # name array has a leading +nil+ element.
         def month_names
           @month_names ||= begin
             month_names = @options[:use_month_names] || translated_month_names
diff --git a/actionview/lib/action_view/helpers/text_helper.rb b/actionview/lib/action_view/helpers/text_helper.rb
index bd3371ccc8..07dccf5b41 100644
--- a/actionview/lib/action_view/helpers/text_helper.rb
+++ b/actionview/lib/action_view/helpers/text_helper.rb
@@ -151,7 +151,7 @@ module ActionView
       # defined in <tt>:radius</tt> (which defaults to 100). If the excerpt radius overflows the beginning or end of the +text+,
       # then the <tt>:omission</tt> option (which defaults to "...") will be prepended/appended accordingly. Use the
       # <tt>:separator</tt> option to choose the delimitation. The resulting string will be stripped in any case. If the +phrase+
-      # isn't found, nil is returned.
+      # isn't found, +nil+ is returned.
       #
       #   excerpt('This is an example', 'an', radius: 5)
       #   # => ...s is an exam...