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-rw-r--r--actionpack/lib/action_controller/log_subscriber.rb2
-rw-r--r--actionpack/lib/action_controller/metal/http_authentication.rb2
-rw-r--r--actionpack/lib/action_controller/metal/live.rb2
-rw-r--r--actionpack/lib/action_controller/metal/rendering.rb2
4 files changed, 4 insertions, 4 deletions
diff --git a/actionpack/lib/action_controller/log_subscriber.rb b/actionpack/lib/action_controller/log_subscriber.rb
index 14f41eb55f..203653354a 100644
--- a/actionpack/lib/action_controller/log_subscriber.rb
+++ b/actionpack/lib/action_controller/log_subscriber.rb
@@ -26,7 +26,7 @@ module ActionController
exception_class_name = payload[:exception].first
status = ActionDispatch::ExceptionWrapper.status_code_for_exception(exception_class_name)
end
- message = "Completed #{status} #{Rack::Utils::HTTP_STATUS_CODES[status]} in #{event.duration.round}ms".dup
+ message = +"Completed #{status} #{Rack::Utils::HTTP_STATUS_CODES[status]} in #{event.duration.round}ms"
message << " (#{additions.join(" | ".freeze)})" unless additions.empty?
message << "\n\n" if defined?(Rails.env) && Rails.env.development?
diff --git a/actionpack/lib/action_controller/metal/http_authentication.rb b/actionpack/lib/action_controller/metal/http_authentication.rb
index a871ccd533..5794e0fb97 100644
--- a/actionpack/lib/action_controller/metal/http_authentication.rb
+++ b/actionpack/lib/action_controller/metal/http_authentication.rb
@@ -474,7 +474,7 @@ module ActionController
# This removes the <tt>"</tt> characters wrapping the value.
def rewrite_param_values(array_params)
- array_params.each { |param| (param[1] || "".dup).gsub! %r/^"|"$/, "" }
+ array_params.each { |param| (param[1] || +"").gsub! %r/^"|"$/, "" }
end
# This method takes an authorization body and splits up the key-value
diff --git a/actionpack/lib/action_controller/metal/live.rb b/actionpack/lib/action_controller/metal/live.rb
index b1c2391afe..5680ef08a1 100644
--- a/actionpack/lib/action_controller/metal/live.rb
+++ b/actionpack/lib/action_controller/metal/live.rb
@@ -297,7 +297,7 @@ module ActionController
return unless logger
logger.fatal do
- message = "\n#{exception.class} (#{exception.message}):\n".dup
+ message = +"\n#{exception.class} (#{exception.message}):\n"
message << exception.annoted_source_code.to_s if exception.respond_to?(:annoted_source_code)
message << " " << exception.backtrace.join("\n ")
"#{message}\n\n"
diff --git a/actionpack/lib/action_controller/metal/rendering.rb b/actionpack/lib/action_controller/metal/rendering.rb
index 6d181e6456..7d0a944381 100644
--- a/actionpack/lib/action_controller/metal/rendering.rb
+++ b/actionpack/lib/action_controller/metal/rendering.rb
@@ -40,7 +40,7 @@ module ActionController
def render_to_string(*)
result = super
if result.respond_to?(:each)
- string = "".dup
+ string = +""
result.each { |r| string << r }
string
else