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-rw-r--r--actionview/lib/action_view/helpers/asset_tag_helper.rb18
-rw-r--r--actionview/lib/action_view/helpers/date_helper.rb4
-rw-r--r--actionview/lib/action_view/helpers/javascript_helper.rb4
-rw-r--r--actionview/lib/action_view/helpers/translation_helper.rb2
-rw-r--r--actionview/lib/action_view/log_subscriber.rb4
-rw-r--r--actionview/lib/action_view/template.rb6
-rw-r--r--actionview/lib/action_view/template/resolver.rb2
-rw-r--r--actionview/lib/action_view/test_case.rb2
-rw-r--r--actionview/lib/action_view/testing/resolvers.rb2
9 files changed, 29 insertions, 15 deletions
diff --git a/actionview/lib/action_view/helpers/asset_tag_helper.rb b/actionview/lib/action_view/helpers/asset_tag_helper.rb
index c21fe782c6..a8d37013f9 100644
--- a/actionview/lib/action_view/helpers/asset_tag_helper.rb
+++ b/actionview/lib/action_view/helpers/asset_tag_helper.rb
@@ -203,13 +203,15 @@ module ActionView
# ==== Options
#
# You can add HTML attributes using the +options+. The +options+ supports
- # two additional keys for convenience and conformance:
+ # additional keys for convenience and conformance:
#
# * <tt>:alt</tt> - If no alt text is given, the file name part of the
# +source+ is used (capitalized and without the extension)
# * <tt>:size</tt> - Supplied as "{Width}x{Height}" or "{Number}", so "30x45" becomes
# width="30" and height="45", and "50" becomes width="50" and height="50".
# <tt>:size</tt> will be ignored if the value is not in the correct format.
+ # * <tt>:srcset</tt> - If supplied as a hash or array of <tt>[source, descriptor]</tt>
+ # pairs, each image path will be expanded before the list is formatted as a string.
#
# ==== Examples
#
@@ -227,16 +229,28 @@ module ActionView
# # => <img alt="Icon" class="menu_icon" src="/icons/icon.gif" />
# image_tag("/icons/icon.gif", data: { title: 'Rails Application' })
# # => <img data-title="Rails Application" src="/icons/icon.gif" />
+ # image_tag("icon.png", srcset: { "icon_2x.png" => "2x", "icon_4x.png" => "4x" })
+ # # => <img src="/assets/icon.png" srcset="/assets/icon_2x.png 2x, /assets/icon_4x.png 4x">
+ # image_tag("pic.jpg", srcset: [["pic_1024.jpg", "1024w"], ["pic_1980.jpg", "1980w"]], sizes: "100vw")
+ # # => <img src="/assets/pic.jpg" srcset="/assets/pic_1024.jpg 1024w, /assets/pic_1980.jpg 1980w" sizes="100vw">
def image_tag(source, options = {})
options = options.symbolize_keys
check_for_image_tag_errors(options)
+ skip_pipeline = options.delete(:skip_pipeline)
- src = options[:src] = path_to_image(source, skip_pipeline: options.delete(:skip_pipeline))
+ src = options[:src] = path_to_image(source, skip_pipeline: skip_pipeline)
unless src.start_with?("cid:") || src.start_with?("data:") || src.blank?
options[:alt] = options.fetch(:alt) { image_alt(src) }
end
+ if options[:srcset] && !options[:srcset].is_a?(String)
+ options[:srcset] = options[:srcset].map do |src_path, size|
+ src_path = path_to_image(src_path, skip_pipeline: skip_pipeline)
+ "#{src_path} #{size}"
+ end.join(", ")
+ end
+
options[:width], options[:height] = extract_dimensions(options.delete(:size)) if options[:size]
tag("img", options)
end
diff --git a/actionview/lib/action_view/helpers/date_helper.rb b/actionview/lib/action_view/helpers/date_helper.rb
index 3f43465aa4..d28eec88a1 100644
--- a/actionview/lib/action_view/helpers/date_helper.rb
+++ b/actionview/lib/action_view/helpers/date_helper.rb
@@ -1007,7 +1007,7 @@ module ActionView
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 = "\n".dup
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
@@ -1089,7 +1089,7 @@ module ActionView
# Given an ordering of datetime components, create the selection HTML
# and join them with their appropriate separators.
def build_selects_from_types(order)
- select = ""
+ select = "".dup
first_visible = order.find { |type| !@options[:"discard_#{type}"] }
order.reverse_each do |type|
separator = separator(type) unless type == first_visible # don't add before first visible field
diff --git a/actionview/lib/action_view/helpers/javascript_helper.rb b/actionview/lib/action_view/helpers/javascript_helper.rb
index 22e1e74ad6..6ba70ec081 100644
--- a/actionview/lib/action_view/helpers/javascript_helper.rb
+++ b/actionview/lib/action_view/helpers/javascript_helper.rb
@@ -13,8 +13,8 @@ module ActionView
"'" => "\\'"
}
- JS_ESCAPE_MAP["\342\200\250".force_encoding(Encoding::UTF_8).encode!] = "&#x2028;"
- JS_ESCAPE_MAP["\342\200\251".force_encoding(Encoding::UTF_8).encode!] = "&#x2029;"
+ JS_ESCAPE_MAP["\342\200\250".dup.force_encoding(Encoding::UTF_8).encode!] = "&#x2028;"
+ JS_ESCAPE_MAP["\342\200\251".dup.force_encoding(Encoding::UTF_8).encode!] = "&#x2029;"
# Escapes carriage returns and single and double quotes for JavaScript segments.
#
diff --git a/actionview/lib/action_view/helpers/translation_helper.rb b/actionview/lib/action_view/helpers/translation_helper.rb
index cc928f2b7a..24d1f34c5a 100644
--- a/actionview/lib/action_view/helpers/translation_helper.rb
+++ b/actionview/lib/action_view/helpers/translation_helper.rb
@@ -95,7 +95,7 @@ module ActionView
raise e if raise_error
keys = I18n.normalize_keys(e.locale, e.key, e.options[:scope])
- title = "translation missing: #{keys.join('.')}"
+ title = "translation missing: #{keys.join('.')}".dup
interpolations = options.except(:default, :scope)
if interpolations.any?
diff --git a/actionview/lib/action_view/log_subscriber.rb b/actionview/lib/action_view/log_subscriber.rb
index ab8ec0aa42..613be2b877 100644
--- a/actionview/lib/action_view/log_subscriber.rb
+++ b/actionview/lib/action_view/log_subscriber.rb
@@ -14,7 +14,7 @@ module ActionView
def render_template(event)
info do
- message = " Rendered #{from_rails_root(event.payload[:identifier])}"
+ message = " Rendered #{from_rails_root(event.payload[:identifier])}".dup
message << " within #{from_rails_root(event.payload[:layout])}" if event.payload[:layout]
message << " (#{event.duration.round(1)}ms)"
end
@@ -22,7 +22,7 @@ module ActionView
def render_partial(event)
info do
- message = " Rendered #{from_rails_root(event.payload[:identifier])}"
+ message = " Rendered #{from_rails_root(event.payload[:identifier])}".dup
message << " within #{from_rails_root(event.payload[:layout])}" if event.payload[:layout]
message << " (#{event.duration.round(1)}ms)"
message << " #{cache_message(event.payload)}" unless event.payload[:cache_hit].nil?
diff --git a/actionview/lib/action_view/template.rb b/actionview/lib/action_view/template.rb
index b0e2f1e54e..3f2546664e 100644
--- a/actionview/lib/action_view/template.rb
+++ b/actionview/lib/action_view/template.rb
@@ -282,7 +282,7 @@ module ActionView
# Make sure that the resulting String to be eval'd is in the
# encoding of the code
- source = <<-end_src
+ source = <<-end_src.dup
def #{method_name}(local_assigns, output_buffer)
_old_virtual_path, @virtual_path = @virtual_path, #{@virtual_path.inspect};_old_output_buffer = @output_buffer;#{locals_code};#{code}
ensure
@@ -329,12 +329,12 @@ module ActionView
locals = locals.grep(/\A@?(?![A-Z0-9])(?:[[:alnum:]_]|[^\0-\177])+\z/)
# Double assign to suppress the dreaded 'assigned but unused variable' warning
- locals.each_with_object("") { |key, code| code << "#{key} = #{key} = local_assigns[:#{key}];" }
+ locals.each_with_object("".dup) { |key, code| code << "#{key} = #{key} = local_assigns[:#{key}];" }
end
def method_name
@method_name ||= begin
- m = "_#{identifier_method_name}__#{@identifier.hash}_#{__id__}"
+ m = "_#{identifier_method_name}__#{@identifier.hash}_#{__id__}".dup
m.tr!("-".freeze, "_".freeze)
m
end
diff --git a/actionview/lib/action_view/template/resolver.rb b/actionview/lib/action_view/template/resolver.rb
index 75ea4d31f5..65f8be26a0 100644
--- a/actionview/lib/action_view/template/resolver.rb
+++ b/actionview/lib/action_view/template/resolver.rb
@@ -14,7 +14,7 @@ module ActionView
alias_method :partial?, :partial
def self.build(name, prefix, partial)
- virtual = ""
+ virtual = "".dup
virtual << "#{prefix}/" unless prefix.empty?
virtual << (partial ? "_#{name}" : name)
new name, prefix, partial, virtual
diff --git a/actionview/lib/action_view/test_case.rb b/actionview/lib/action_view/test_case.rb
index 80403799ab..424a86ba3e 100644
--- a/actionview/lib/action_view/test_case.rb
+++ b/actionview/lib/action_view/test_case.rb
@@ -104,7 +104,7 @@ module ActionView
# empty string ensures buffer has UTF-8 encoding as
# new without arguments returns ASCII-8BIT encoded buffer like String#new
@output_buffer = ActiveSupport::SafeBuffer.new ""
- @rendered = ""
+ @rendered = "".dup
make_test_case_available_to_view!
say_no_to_protect_against_forgery!
diff --git a/actionview/lib/action_view/testing/resolvers.rb b/actionview/lib/action_view/testing/resolvers.rb
index 3188526b63..b2d3e10690 100644
--- a/actionview/lib/action_view/testing/resolvers.rb
+++ b/actionview/lib/action_view/testing/resolvers.rb
@@ -20,7 +20,7 @@ module ActionView #:nodoc:
private
def query(path, exts, _, _)
- query = ""
+ query = "".dup
EXTENSIONS.each_key do |ext|
query << "(" << exts[ext].map { |e| e && Regexp.escape(".#{e}") }.join("|") << "|)"
end