modernizes hash syntax in actionview

25 files changed, 94 insertions, 94 deletions

diff --git a/actionview/lib/action_view/base.rb b/actionview/lib/action_view/base.rb
index c614302657..d9a9d3d8ce 100644
--- a/actionview/lib/action_view/base.rb
+++ b/actionview/lib/action_view/base.rb
@@ -169,7 +169,7 @@ module ActionView #:nodoc:
     class_attribute :logger
 
     class << self
-      delegate :erb_trim_mode=, :to => "ActionView::Template::Handlers::ERB"
+      delegate :erb_trim_mode=, to: "ActionView::Template::Handlers::ERB"
 
       def cache_template_loading
         ActionView::Resolver.caching?
@@ -187,8 +187,8 @@ module ActionView #:nodoc:
     attr_accessor :view_renderer
     attr_internal :config, :assigns
 
-    delegate :lookup_context, :to => :view_renderer
-    delegate :formats, :formats=, :locale, :locale=, :view_paths, :view_paths=, :to => :lookup_context
+    delegate :lookup_context, to: :view_renderer
+    delegate :formats, :formats=, :locale, :locale=, :view_paths, :view_paths=, to: :lookup_context
 
     def assign(new_assigns) # :nodoc:
       @_assigns = new_assigns.each { |key, value| instance_variable_set("@#{key}", value) }
diff --git a/actionview/lib/action_view/helpers/asset_tag_helper.rb b/actionview/lib/action_view/helpers/asset_tag_helper.rb
index a3064046e4..6cac4bc0ad 100644
--- a/actionview/lib/action_view/helpers/asset_tag_helper.rb
+++ b/actionview/lib/action_view/helpers/asset_tag_helper.rb
@@ -139,7 +139,7 @@ module ActionView
           "rel"   => tag_options[:rel] || "alternate",
           "type"  => tag_options[:type] || Template::Types[type].to_s,
           "title" => tag_options[:title] || type.to_s.upcase,
-          "href"  => url_options.is_a?(Hash) ? url_for(url_options.merge(:only_path => false)) : url_options
+          "href"  => url_options.is_a?(Hash) ? url_for(url_options.merge(only_path: false)) : url_options
         )
       end
 
@@ -172,9 +172,9 @@ module ActionView
       #   # => <link href="/assets/mb-icon.png" rel="apple-touch-icon" type="image/png" />
       def favicon_link_tag(source="favicon.ico", options={})
         tag("link", {
-          :rel  => "shortcut icon",
-          :type => "image/x-icon",
-          :href => path_to_image(source)
+          rel: "shortcut icon",
+          type: "image/x-icon",
+          href: path_to_image(source)
         }.merge!(options.symbolize_keys))
       end
 
@@ -313,7 +313,7 @@ module ActionView
 
           if sources.size > 1
             content_tag(type, options) do
-              safe_join sources.map { |source| tag("source", :src => send("path_to_#{type}", source)) }
+              safe_join sources.map { |source| tag("source", src: send("path_to_#{type}", source)) }
             end
           else
             options[:src] = send("path_to_#{type}", sources.first)
diff --git a/actionview/lib/action_view/helpers/asset_url_helper.rb b/actionview/lib/action_view/helpers/asset_url_helper.rb
index ca9846b90d..7bd3027880 100644
--- a/actionview/lib/action_view/helpers/asset_url_helper.rb
+++ b/actionview/lib/action_view/helpers/asset_url_helper.rb
@@ -169,7 +169,7 @@ module ActionView
       #   asset_url "application.js", host: "http://cdn.example.com" # => http://cdn.example.com/assets/application.js
       #
       def asset_url(source, options = {})
-        path_to_asset(source, options.merge(:protocol => :request))
+        path_to_asset(source, options.merge(protocol: :request))
       end
       alias_method :url_to_asset, :asset_url # aliased to avoid conflicts with an asset_url named route
 
diff --git a/actionview/lib/action_view/helpers/atom_feed_helper.rb b/actionview/lib/action_view/helpers/atom_feed_helper.rb
index 9a713d573e..46e4172e5d 100644
--- a/actionview/lib/action_view/helpers/atom_feed_helper.rb
+++ b/actionview/lib/action_view/helpers/atom_feed_helper.rb
@@ -117,8 +117,8 @@ module ActionView
 
         xml.feed(feed_opts) do
           xml.id(options[:id] || "tag:#{request.host},#{options[:schema_date]}:#{request.fullpath.split(".")[0]}")
-          xml.link(:rel => "alternate", :type => "text/html", :href => options[:root_url] || (request.protocol + request.host_with_port))
-          xml.link(:rel => "self", :type => "application/atom+xml", :href => options[:url] || request.url)
+          xml.link(rel: "alternate", type: "text/html", href: options[:root_url] || (request.protocol + request.host_with_port))
+          xml.link(rel: "self", type: "application/atom+xml", href: options[:url] || request.url)
 
           yield AtomFeedBuilder.new(xml, self, options)
         end
@@ -138,7 +138,7 @@ module ActionView
           def method_missing(method, *arguments, &block)
             if xhtml_block?(method, arguments)
               @xml.__send__(method, *arguments) do
-                @xml.div(:xmlns => "http://www.w3.org/1999/xhtml") do |xhtml|
+                @xml.div(xmlns: "http://www.w3.org/1999/xhtml") do |xhtml|
                   block.call(xhtml)
                 end
               end
@@ -192,7 +192,7 @@ module ActionView
             type = options.fetch(:type, "text/html")
 
             url = options.fetch(:url) { @view.polymorphic_url(record) }
-            @xml.link(:rel => "alternate", :type => type, :href => url) if url
+            @xml.link(rel: "alternate", type: type, href: url) if url
 
             yield AtomBuilder.new(@xml)
           end
diff --git a/actionview/lib/action_view/helpers/controller_helper.rb b/actionview/lib/action_view/helpers/controller_helper.rb
index 645c30c2ea..e86cdca4e4 100644
--- a/actionview/lib/action_view/helpers/controller_helper.rb
+++ b/actionview/lib/action_view/helpers/controller_helper.rb
@@ -8,7 +8,7 @@ module ActionView
       attr_internal :controller, :request
 
       delegate :request_forgery_protection_token, :params, :session, :cookies, :response, :headers,
-               :flash, :action_name, :controller_name, :controller_path, :to => :controller
+               :flash, :action_name, :controller_name, :controller_path, to: :controller
 
       def assign_controller(controller)
         if @_controller = controller
diff --git a/actionview/lib/action_view/helpers/csrf_helper.rb b/actionview/lib/action_view/helpers/csrf_helper.rb
index ba3693b413..d07115a5ee 100644
--- a/actionview/lib/action_view/helpers/csrf_helper.rb
+++ b/actionview/lib/action_view/helpers/csrf_helper.rb
@@ -20,8 +20,8 @@ module ActionView
       def csrf_meta_tags
         if protect_against_forgery?
           [
-            tag("meta", :name => "csrf-param", :content => request_forgery_protection_token),
-            tag("meta", :name => "csrf-token", :content => form_authenticity_token)
+            tag("meta", name: "csrf-param", content: request_forgery_protection_token),
+            tag("meta", name: "csrf-token", content: form_authenticity_token)
           ].join("\n").html_safe
         end
       end
diff --git a/actionview/lib/action_view/helpers/date_helper.rb b/actionview/lib/action_view/helpers/date_helper.rb
index a6740b3eec..f2ef714e8e 100644
--- a/actionview/lib/action_view/helpers/date_helper.rb
+++ b/actionview/lib/action_view/helpers/date_helper.rb
@@ -101,34 +101,34 @@ module ActionView
         distance_in_minutes = ((to_time - from_time)/60.0).round
         distance_in_seconds = (to_time - from_time).round
 
-        I18n.with_options :locale => options[:locale], :scope => options[:scope] do |locale|
+        I18n.with_options locale: options[:locale], scope: options[:scope] do |locale|
           case distance_in_minutes
             when 0..1
               return distance_in_minutes == 0 ?
-                     locale.t(:less_than_x_minutes, :count => 1) :
-                     locale.t(:x_minutes, :count => distance_in_minutes) unless options[:include_seconds]
+                     locale.t(:less_than_x_minutes, count: 1) :
+                     locale.t(:x_minutes, count: distance_in_minutes) unless options[:include_seconds]
 
               case distance_in_seconds
-                when 0..4   then locale.t :less_than_x_seconds, :count => 5
-                when 5..9   then locale.t :less_than_x_seconds, :count => 10
-                when 10..19 then locale.t :less_than_x_seconds, :count => 20
+                when 0..4   then locale.t :less_than_x_seconds, count: 5
+                when 5..9   then locale.t :less_than_x_seconds, count: 10
+                when 10..19 then locale.t :less_than_x_seconds, count: 20
                 when 20..39 then locale.t :half_a_minute
-                when 40..59 then locale.t :less_than_x_minutes, :count => 1
-                else             locale.t :x_minutes,           :count => 1
+                when 40..59 then locale.t :less_than_x_minutes, count: 1
+                else             locale.t :x_minutes,           count: 1
               end
 
-            when 2...45           then locale.t :x_minutes,      :count => distance_in_minutes
-            when 45...90          then locale.t :about_x_hours,  :count => 1
+            when 2...45           then locale.t :x_minutes,      count: distance_in_minutes
+            when 45...90          then locale.t :about_x_hours,  count: 1
             # 90 mins up to 24 hours
-            when 90...1440        then locale.t :about_x_hours,  :count => (distance_in_minutes.to_f / 60.0).round
+            when 90...1440        then locale.t :about_x_hours,  count: (distance_in_minutes.to_f / 60.0).round
             # 24 hours up to 42 hours
-            when 1440...2520      then locale.t :x_days,         :count => 1
+            when 1440...2520      then locale.t :x_days,         count: 1
             # 42 hours up to 30 days
-            when 2520...43200     then locale.t :x_days,         :count => (distance_in_minutes.to_f / 1440.0).round
+            when 2520...43200     then locale.t :x_days,         count: (distance_in_minutes.to_f / 1440.0).round
             # 30 days up to 60 days
-            when 43200...86400    then locale.t :about_x_months, :count => (distance_in_minutes.to_f / 43200.0).round
+            when 43200...86400    then locale.t :about_x_months, count: (distance_in_minutes.to_f / 43200.0).round
             # 60 days up to 365 days
-            when 86400...525600   then locale.t :x_months,       :count => (distance_in_minutes.to_f / 43200.0).round
+            when 86400...525600   then locale.t :x_months,       count: (distance_in_minutes.to_f / 43200.0).round
             else
               if from_time.acts_like?(:time) && to_time.acts_like?(:time)
                 fyear = from_time.year
@@ -149,11 +149,11 @@ module ActionView
               remainder                   = (minutes_with_offset % MINUTES_IN_YEAR)
               distance_in_years           = (minutes_with_offset.div MINUTES_IN_YEAR)
               if remainder < MINUTES_IN_QUARTER_YEAR
-                locale.t(:about_x_years,  :count => distance_in_years)
+                locale.t(:about_x_years,  count: distance_in_years)
               elsif remainder < MINUTES_IN_THREE_QUARTERS_YEAR
-                locale.t(:over_x_years,   :count => distance_in_years)
+                locale.t(:over_x_years,   count: distance_in_years)
               else
-                locale.t(:almost_x_years, :count => distance_in_years + 1)
+                locale.t(:almost_x_years, count: distance_in_years + 1)
               end
           end
         end
@@ -682,10 +682,10 @@ module ActionView
       def time_tag(date_or_time, *args, &block)
         options  = args.extract_options!
         format   = options.delete(:format) || :long
-        content  = args.first || I18n.l(date_or_time, :format => format)
+        content  = args.first || I18n.l(date_or_time, format: format)
         datetime = date_or_time.acts_like?(:time) ? date_or_time.xmlschema : date_or_time.iso8601
 
-        content_tag("time".freeze, content, options.reverse_merge(:datetime => datetime), &block)
+        content_tag("time".freeze, content, options.reverse_merge(datetime: datetime), &block)
       end
     end
 
@@ -694,7 +694,7 @@ module ActionView
 
       DEFAULT_PREFIX = "date".freeze
       POSITION = {
-        :year => 1, :month => 2, :day => 3, :hour => 4, :minute => 5, :second => 6
+        year: 1, month: 2, day: 3, hour: 4, minute: 5, second: 6
       }.freeze
 
       AMPM_TRANSLATION = Hash[
@@ -781,7 +781,7 @@ module ActionView
         if @options[:use_hidden] || @options[:discard_minute]
           build_hidden(:minute, min)
         else
-          build_options_and_select(:minute, min, :step => @options[:minute_step])
+          build_options_and_select(:minute, min, step: @options[:minute_step])
         end
       end
 
@@ -801,7 +801,7 @@ module ActionView
         if @options[:use_hidden] || @options[:discard_day]
           build_hidden(:day, day || 1)
         else
-          build_options_and_select(:day, day, :start => 1, :end => 31, :leading_zeros => false, :use_two_digit_numbers => @options[:use_two_digit_numbers])
+          build_options_and_select(:day, day, start: 1, end: 31, leading_zeros: false, use_two_digit_numbers: @options[:use_two_digit_numbers])
         end
       end
 
@@ -811,7 +811,7 @@ module ActionView
         else
           month_options = []
           1.upto(12) do |month_number|
-            options = { :value => month_number }
+            options = { value: month_number }
             options[:selected] = "selected" if month == month_number
             month_options << content_tag("option".freeze, month_name(month_number), options) + "\n"
           end
@@ -861,7 +861,7 @@ module ActionView
         # valid. Otherwise, February 31st or February 29th, 2011 can be selected, which are invalid.
         def set_day_if_discarded
           if @datetime && @options[:discard_day]
-            @datetime = @datetime.change(:day => 1)
+            @datetime = @datetime.change(day: 1)
           end
         end
 
@@ -886,7 +886,7 @@ module ActionView
         #           "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"]
         def translated_month_names
           key = @options[:use_short_month] ? :'date.abbr_month_names' : :'date.month_names'
-          I18n.translate(key, :locale => @options[:locale])
+          I18n.translate(key, locale: @options[:locale])
         end
 
         # Looks up month names by number (1-based):
@@ -929,7 +929,7 @@ module ActionView
         end
 
         def translated_date_order
-          date_order = I18n.translate(:'date.order', :locale => @options[:locale], :default => [])
+          date_order = I18n.translate(:'date.order', locale: @options[:locale], default: [])
           date_order = date_order.map(&:to_sym)
 
           forbidden_elements = date_order - [:year, :month, :day]
@@ -976,7 +976,7 @@ module ActionView
           select_options = []
           start.step(stop, step) do |i|
             value = leading_zeros ? sprintf("%02d", i) : i
-            tag_options = { :value => value }
+            tag_options = { value: value }
             tag_options[:selected] = "selected" if selected == i
             text = options[:use_two_digit_numbers] ? sprintf("%02d", i) : value
             text = options[:ampm] ? AMPM_TRANSLATION[i] : text
@@ -993,14 +993,14 @@ module ActionView
         #      </select>"
         def build_select(type, select_options_as_html)
           select_options = {
-            :id => input_id_from_type(type),
-            :name => input_name_from_type(type)
+            id: input_id_from_type(type),
+            name: input_name_from_type(type)
           }.merge!(@html_options)
           select_options[:disabled] = "disabled" if @options[:disabled]
           select_options[:class] = css_class_attribute(type, select_options[:class], @options[:with_css_classes]) if @options[:with_css_classes]
 
           select_html = "\n"
-          select_html << content_tag("option".freeze, "", :value => "") + "\n" if @options[:include_blank]
+          select_html << content_tag("option".freeze, "", value: "") + "\n" if @options[:include_blank]
           select_html << prompt_option_tag(type, @options[:prompt]) + "\n" if @options[:prompt]
           select_html << select_options_as_html
 
@@ -1027,15 +1027,15 @@ module ActionView
         def prompt_option_tag(type, options)
           prompt = case options
             when Hash
-              default_options = {:year => false, :month => false, :day => false, :hour => false, :minute => false, :second => false}
+              default_options = {year: false, month: false, day: false, hour: false, minute: false, second: false}
               default_options.merge!(options)[type.to_sym]
             when String
               options
             else
-              I18n.translate(:"datetime.prompts.#{type}", :locale => @options[:locale])
+              I18n.translate(:"datetime.prompts.#{type}", locale: @options[:locale])
           end
 
-          prompt ? content_tag("option".freeze, prompt, :value => "") : ""
+          prompt ? content_tag("option".freeze, prompt, value: "") : ""
         end
 
         # Builds hidden input tag for date part and value.
@@ -1043,10 +1043,10 @@ module ActionView
         #  => "<input id="post_written_on_1i" name="post[written_on(1i)]" type="hidden" value="2008" />"
         def build_hidden(type, value)
           select_options = {
-            :type => "hidden",
-            :id => input_id_from_type(type),
-            :name => input_name_from_type(type),
-            :value => value
+            type: "hidden",
+            id: input_id_from_type(type),
+            name: input_name_from_type(type),
+            value: value
           }.merge!(@html_options.slice(:disabled))
           select_options[:disabled] = "disabled" if @options[:disabled]
 
diff --git a/actionview/lib/action_view/helpers/debug_helper.rb b/actionview/lib/action_view/helpers/debug_helper.rb
index e9dccbad1c..468a798d93 100644
--- a/actionview/lib/action_view/helpers/debug_helper.rb
+++ b/actionview/lib/action_view/helpers/debug_helper.rb
@@ -25,10 +25,10 @@ module ActionView
       def debug(object)
         Marshal::dump(object)
         object = ERB::Util.html_escape(object.to_yaml)
-        content_tag(:pre, object, :class => "debug_dump")
+        content_tag(:pre, object, class: "debug_dump")
       rescue # errors from Marshal or YAML
         # Object couldn't be dumped, perhaps because of singleton methods -- this is the fallback
-        content_tag(:code, object.inspect, :class => "debug_dump")
+        content_tag(:code, object.inspect, class: "debug_dump")
       end
     end
   end
diff --git a/actionview/lib/action_view/helpers/output_safety_helper.rb b/actionview/lib/action_view/helpers/output_safety_helper.rb
index f84bff7d06..8e63e59fac 100644
--- a/actionview/lib/action_view/helpers/output_safety_helper.rb
+++ b/actionview/lib/action_view/helpers/output_safety_helper.rb
@@ -42,9 +42,9 @@ module ActionView #:nodoc:
         options.assert_valid_keys(:words_connector, :two_words_connector, :last_word_connector, :locale)
 
         default_connectors = {
-          :words_connector     => ", ",
-          :two_words_connector => " and ",
-          :last_word_connector => ", and "
+          words_connector: ", ",
+          two_words_connector: " and ",
+          last_word_connector: ", and "
         }
         if defined?(I18n)
           i18n_connectors = I18n.translate(:'support.array', locale: options[:locale], default: {})
diff --git a/actionview/lib/action_view/helpers/rendering_helper.rb b/actionview/lib/action_view/helpers/rendering_helper.rb
index c98f2d74a8..7d7f2393ff 100644
--- a/actionview/lib/action_view/helpers/rendering_helper.rb
+++ b/actionview/lib/action_view/helpers/rendering_helper.rb
@@ -27,12 +27,12 @@ module ActionView
         case options
         when Hash
           if block_given?
-            view_renderer.render_partial(self, options.merge(:partial => options[:layout]), &block)
+            view_renderer.render_partial(self, options.merge(partial: options[:layout]), &block)
           else
             view_renderer.render(self, options)
           end
         else
-          view_renderer.render_partial(self, :partial => options, :locals => locals, &block)
+          view_renderer.render_partial(self, partial: options, locals: locals, &block)
         end
       end
 
diff --git a/actionview/lib/action_view/helpers/tags/base.rb b/actionview/lib/action_view/helpers/tags/base.rb
index 0c4b9570e3..a86600aeb9 100644
--- a/actionview/lib/action_view/helpers/tags/base.rb
+++ b/actionview/lib/action_view/helpers/tags/base.rb
@@ -130,7 +130,7 @@ module ActionView
           select = content_tag("select", add_options(option_tags, options, value), html_options)
 
           if html_options["multiple"] && options.fetch(:include_hidden, true)
-            tag("input", :disabled => html_options["disabled"], :name => html_options["name"], :type => "hidden", :value => "") + select
+            tag("input", disabled: html_options["disabled"], name: html_options["name"], type: "hidden", value: "") + select
           else
             select
           end
@@ -143,10 +143,10 @@ module ActionView
 
         def add_options(option_tags, options, value = nil)
           if options[:include_blank]
-            option_tags = tag_builder.content_tag_string("option", options[:include_blank].kind_of?(String) ? options[:include_blank] : nil, :value => "") + "\n" + option_tags
+            option_tags = tag_builder.content_tag_string("option", options[:include_blank].kind_of?(String) ? options[:include_blank] : nil, value: "") + "\n" + option_tags
           end
           if value.blank? && options[:prompt]
-            option_tags = tag_builder.content_tag_string("option", prompt_text(options[:prompt]), :value => "") + "\n" + option_tags
+            option_tags = tag_builder.content_tag_string("option", prompt_text(options[:prompt]), value: "") + "\n" + option_tags
           end
           option_tags
         end
diff --git a/actionview/lib/action_view/helpers/tags/collection_select.rb b/actionview/lib/action_view/helpers/tags/collection_select.rb
index 6cb2b2e0d3..4365c714eb 100644
--- a/actionview/lib/action_view/helpers/tags/collection_select.rb
+++ b/actionview/lib/action_view/helpers/tags/collection_select.rb
@@ -13,8 +13,8 @@ module ActionView
 
         def render
           option_tags_options = {
-            :selected => @options.fetch(:selected) { value(@object) },
-            :disabled => @options[:disabled]
+            selected: @options.fetch(:selected) { value(@object) },
+            disabled: @options[:disabled]
           }
 
           select_content_tag(
diff --git a/actionview/lib/action_view/helpers/tags/grouped_collection_select.rb b/actionview/lib/action_view/helpers/tags/grouped_collection_select.rb
index 2ed4712dac..20e312dd0f 100644
--- a/actionview/lib/action_view/helpers/tags/grouped_collection_select.rb
+++ b/actionview/lib/action_view/helpers/tags/grouped_collection_select.rb
@@ -15,8 +15,8 @@ module ActionView
 
         def render
           option_tags_options = {
-            :selected => @options.fetch(:selected) { value(@object) },
-            :disabled => @options[:disabled]
+            selected: @options.fetch(:selected) { value(@object) },
+            disabled: @options[:disabled]
           }
 
           select_content_tag(
diff --git a/actionview/lib/action_view/helpers/tags/password_field.rb b/actionview/lib/action_view/helpers/tags/password_field.rb
index 6099fa6f19..274c27df82 100644
--- a/actionview/lib/action_view/helpers/tags/password_field.rb
+++ b/actionview/lib/action_view/helpers/tags/password_field.rb
@@ -3,7 +3,7 @@ module ActionView
     module Tags # :nodoc:
       class PasswordField < TextField # :nodoc:
         def render
-          @options = {:value => nil}.merge!(@options)
+          @options = {value: nil}.merge!(@options)
           super
         end
       end
diff --git a/actionview/lib/action_view/helpers/tags/select.rb b/actionview/lib/action_view/helpers/tags/select.rb
index 180900cc8d..dcfe8ae757 100644
--- a/actionview/lib/action_view/helpers/tags/select.rb
+++ b/actionview/lib/action_view/helpers/tags/select.rb
@@ -13,8 +13,8 @@ module ActionView
 
         def render
           option_tags_options = {
-            :selected => @options.fetch(:selected) { value(@object) },
-            :disabled => @options[:disabled]
+            selected: @options.fetch(:selected) { value(@object) },
+            disabled: @options[:disabled]
           }
 
           option_tags = if grouped_choices?
diff --git a/actionview/lib/action_view/layouts.rb b/actionview/lib/action_view/layouts.rb
index b6015c62cf..f1730a5aae 100644
--- a/actionview/lib/action_view/layouts.rb
+++ b/actionview/lib/action_view/layouts.rb
@@ -205,7 +205,7 @@ module ActionView
     include ActionView::Rendering
 
     included do
-      class_attribute :_layout, :_layout_conditions, :instance_accessor => false
+      class_attribute :_layout, :_layout_conditions, instance_accessor: false
       self._layout = nil
       self._layout_conditions = {}
       _write_layout_method
diff --git a/actionview/lib/action_view/renderer/abstract_renderer.rb b/actionview/lib/action_view/renderer/abstract_renderer.rb
index 1dddf53df0..baff791987 100644
--- a/actionview/lib/action_view/renderer/abstract_renderer.rb
+++ b/actionview/lib/action_view/renderer/abstract_renderer.rb
@@ -15,7 +15,7 @@ module ActionView
   # that new object is called in turn. This abstracts the setup and rendering
   # into a separate classes for partials and templates.
   class AbstractRenderer #:nodoc:
-    delegate :find_template, :find_file, :template_exists?, :any_templates?, :with_fallbacks, :with_layout_format, :formats, :to => :@lookup_context
+    delegate :find_template, :find_file, :template_exists?, :any_templates?, :with_fallbacks, :with_layout_format, :formats, to: :@lookup_context
 
     def initialize(lookup_context)
       @lookup_context = lookup_context
diff --git a/actionview/lib/action_view/renderer/streaming_template_renderer.rb b/actionview/lib/action_view/renderer/streaming_template_renderer.rb
index 5587d59834..f49cf589f8 100644
--- a/actionview/lib/action_view/renderer/streaming_template_renderer.rb
+++ b/actionview/lib/action_view/renderer/streaming_template_renderer.rb
@@ -64,7 +64,7 @@ module ActionView
       output  = ActionView::StreamingBuffer.new(buffer)
       yielder = lambda { |*name| view._layout_for(*name) }
 
-      instrument(:template, :identifier => template.identifier, :layout => layout.try(:virtual_path)) do
+      instrument(:template, identifier: template.identifier, layout: layout.try(:virtual_path)) do
         fiber = Fiber.new do
           if layout
             layout.render(view, locals, output, &yielder)
diff --git a/actionview/lib/action_view/renderer/template_renderer.rb b/actionview/lib/action_view/renderer/template_renderer.rb
index fcc8ff3d6a..333413c4a1 100644
--- a/actionview/lib/action_view/renderer/template_renderer.rb
+++ b/actionview/lib/action_view/renderer/template_renderer.rb
@@ -32,7 +32,7 @@ module ActionView
         with_fallbacks { find_file(options[:file], nil, false, keys, @details) }
       elsif options.key?(:inline)
         handler = Template.handler_for_extension(options[:type] || "erb")
-        Template.new(options[:inline], "inline template", handler, :locals => keys)
+        Template.new(options[:inline], "inline template", handler, locals: keys)
       elsif options.key?(:template)
         if options[:template].respond_to?(:render)
           options[:template]
@@ -50,7 +50,7 @@ module ActionView
       view, locals = @view, locals || {}
 
       render_with_layout(layout_name, locals) do |layout|
-        instrument(:template, :identifier => template.identifier, :layout => layout.try(:virtual_path)) do
+        instrument(:template, identifier: template.identifier, layout: layout.try(:virtual_path)) do
           template.render(view, locals) { |*name| view._layout_for(*name) }
         end
       end
@@ -89,7 +89,7 @@ module ActionView
             find_template(layout, nil, false, [], details)
           end
         rescue ActionView::MissingTemplate
-          all_details = @details.merge(:formats => @lookup_context.default_formats)
+          all_details = @details.merge(formats: @lookup_context.default_formats)
           raise unless template_exists?(layout, nil, false, [], all_details)
         end
       when Proc
diff --git a/actionview/lib/action_view/tasks/cache_digests.rake b/actionview/lib/action_view/tasks/cache_digests.rake
index ad7c6851b1..d30b3f7797 100644
--- a/actionview/lib/action_view/tasks/cache_digests.rake
+++ b/actionview/lib/action_view/tasks/cache_digests.rake
@@ -1,12 +1,12 @@
 namespace :cache_digests do
   desc "Lookup nested dependencies for TEMPLATE (like messages/show or comments/_comment.html)"
-  task :nested_dependencies => :environment do
+  task nested_dependencies: :environment do
     abort "You must provide TEMPLATE for the task to run" unless ENV["TEMPLATE"].present?
     puts JSON.pretty_generate ActionView::Digestor.tree(CacheDigests.template_name, CacheDigests.finder).children.map(&:to_dep_map)
   end
 
   desc "Lookup first-level dependencies for TEMPLATE (like messages/show or comments/_comment.html)"
-  task :dependencies => :environment do
+  task dependencies: :environment do
     abort "You must provide TEMPLATE for the task to run" unless ENV["TEMPLATE"].present?
     puts JSON.pretty_generate ActionView::Digestor.tree(CacheDigests.template_name, CacheDigests.finder).children.map(&:name)
   end
diff --git a/actionview/lib/action_view/template/handlers/erb.rb b/actionview/lib/action_view/template/handlers/erb.rb
index 375153e4fc..6f07de1813 100644
--- a/actionview/lib/action_view/template/handlers/erb.rb
+++ b/actionview/lib/action_view/template/handlers/erb.rb
@@ -119,8 +119,8 @@ module ActionView
 
           self.class.erb_implementation.new(
             erb,
-            :escape => (self.class.escape_whitelist.include? template.type),
-            :trim => (self.class.erb_trim_mode == "-")
+            escape: (self.class.escape_whitelist.include? template.type),
+            trim: (self.class.erb_trim_mode == "-")
           ).src
         end
 
diff --git a/actionview/lib/action_view/template/resolver.rb b/actionview/lib/action_view/template/resolver.rb
index aa107f9923..6a7baf4fbc 100644
--- a/actionview/lib/action_view/template/resolver.rb
+++ b/actionview/lib/action_view/template/resolver.rb
@@ -37,7 +37,7 @@ module ActionView
     class Cache #:nodoc:
       class SmallCache < Concurrent::Map
         def initialize(options = {})
-          super(options.merge(:initial_capacity => 2))
+          super(options.merge(initial_capacity: 2))
         end
       end
 
@@ -204,7 +204,7 @@ module ActionView
 
   # An abstract class that implements a Resolver with path semantics.
   class PathResolver < Resolver #:nodoc:
-    EXTENSIONS = { :locale => ".", :formats => ".", :variants => "+", :handlers => "." }
+    EXTENSIONS = { locale: ".", formats: ".", variants: "+", handlers: "." }
     DEFAULT_PATTERN = ":prefix/:action{.:locale,}{.:formats,}{+:variants,}{.:handlers,}"
 
     def initialize(pattern=nil)
@@ -230,10 +230,10 @@ module ActionView
         contents = File.binread(template)
 
         Template.new(contents, File.expand_path(template), handler,
-          :virtual_path => path.virtual,
-          :format       => format,
-          :variant      => variant,
-          :updated_at   => mtime(template)
+          virtual_path: path.virtual,
+          format: format,
+          variant: variant,
+          updated_at: mtime(template)
         )
       end
     end
diff --git a/actionview/lib/action_view/test_case.rb b/actionview/lib/action_view/test_case.rb
index 88a7c99e49..29be7dc7a8 100644
--- a/actionview/lib/action_view/test_case.rb
+++ b/actionview/lib/action_view/test_case.rb
@@ -49,7 +49,7 @@ module ActionView
 
       include ActiveSupport::Testing::ConstantLookup
 
-      delegate :lookup_context, :to => :controller
+      delegate :lookup_context, to: :controller
       attr_accessor :controller, :output_buffer, :rendered
 
       module ClassMethods
diff --git a/actionview/lib/action_view/testing/resolvers.rb b/actionview/lib/action_view/testing/resolvers.rb
index 27ad6ca70e..1a92dd71b1 100644
--- a/actionview/lib/action_view/testing/resolvers.rb
+++ b/actionview/lib/action_view/testing/resolvers.rb
@@ -33,10 +33,10 @@ module ActionView #:nodoc:
         next unless query.match?(_path)
         handler, format, variant = extract_handler_and_format_and_variant(_path, formats)
         templates << Template.new(source, _path, handler,
-          :virtual_path => path.virtual,
-          :format => format,
-          :variant => variant,
-          :updated_at => updated_at
+          virtual_path: path.virtual,
+          format: format,
+          variant: variant,
+          updated_at: updated_at
         )
       end
 
@@ -47,7 +47,7 @@ module ActionView #:nodoc:
   class NullResolver < PathResolver
     def query(path, exts, formats, _)
       handler, format, variant = extract_handler_and_format_and_variant(path, formats)
-      [ActionView::Template.new("Template generated by Null Resolver", path.virtual, handler, :virtual_path => path.virtual, :format => format, :variant => variant)]
+      [ActionView::Template.new("Template generated by Null Resolver", path.virtual, handler, virtual_path: path.virtual, format: format, variant: variant)]
     end
   end
 end
diff --git a/actionview/lib/action_view/view_paths.rb b/actionview/lib/action_view/view_paths.rb
index 717d6866c5..b07940195d 100644
--- a/actionview/lib/action_view/view_paths.rb
+++ b/actionview/lib/action_view/view_paths.rb
@@ -9,7 +9,7 @@ module ActionView
     end
 
     delegate :template_exists?, :any_templates?, :view_paths, :formats, :formats=,
-             :locale, :locale=, :to => :lookup_context
+             :locale, :locale=, to: :lookup_context
 
     module ClassMethods
       def _prefixes # :nodoc: