Use Object#tap instead of #returning (#6887).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@4406 e93f8b46-1217-0410-a6f0-8f06a7374b81

Author: jplang

lib/redmine/hook.rb

@@ -57,7 +57,7 @@ def clear_listeners_instances
       # Calls a hook.
       # Returns the listeners response.
       def call_hook(hook, context={})
-        returning [] do |response|
+        [].tap do |response|
           hls = hook_listeners(hook)
           if hls.any?
             hls.each {|listener| response << listener.send(hook, context)}

lib/redmine/menu_manager.rb

@@ -192,13 +192,13 @@ def render_menu_node(node, project=nil)
       def render_menu_node_with_children(node, project=nil)
         caption, url, selected = extract_node_details(node, project)
 
-        html = returning [] do |html|
+        html = [].tap do |html|
           html << '<li>'
           # Parent
           html << render_single_menu_node(node, caption, url, selected)
 
           # Standard children
-          standard_children_list = returning "" do |child_html|
+          standard_children_list = "".tap do |child_html|
             node.children.each do |child|
               child_html << render_menu_node(child, project)
             end
@@ -219,7 +219,7 @@ def render_menu_node_with_children(node, project=nil)
       def render_unattached_children_menu(node, project)
         return nil unless node.child_menus
 
-        returning "" do |child_html|
+        "".tap do |child_html|
           unattached_children = node.child_menus.call(project)
           # Tree nodes support #each so we need to do object detection
           if unattached_children.is_a? Array

test/exemplars/project_exemplar.rb

@@ -18,7 +18,7 @@ def self.next_identifier_from_object_daddy
   end
 
   def self.all_modules
-    returning [] do |modules|
+    [].tap do |modules|
       Redmine::AccessControl.available_project_modules.each do |name|
         modules << EnabledModule.new(:name => name.to_s)
       end

vendor/plugins/awesome_nested_set/lib/awesome_nested_set.rb

@@ -154,7 +154,7 @@ def all_roots_valid?
         def each_root_valid?(roots_to_validate)
           left = right = 0
           roots_to_validate.all? do |root|
-            returning(root.left > left && root.right > right) do
+            (root.left > left && root.right > right).tap do
               left = root.left
               right = root.right
             end

vendor/plugins/engines/generators/plugin_migration/plugin_migration_generator.rb

@@ -76,7 +76,7 @@ def get_plugins_to_migrate(plugin_names)
     # plugin names involved is shorter than 230 characters that one will be
     # used. Otherwise a shorter name will be returned.
     def build_migration_name
-      returning descriptive_migration_name do |name|        
+      descriptive_migration_name.tap do |name|        
         name.replace short_migration_name if name.length > MAX_FILENAME_LENGTH
       end
     end

vendor/plugins/gravatar/lib/gravatar.rb

@@ -71,7 +71,7 @@ def gravatar_url(email, options={})
       email_hash = Digest::MD5.hexdigest(email)
       options = DEFAULT_OPTIONS.merge(options)
       options[:default] = CGI::escape(options[:default]) unless options[:default].nil?
-      returning gravatar_api_url(email_hash, options.delete(:ssl)) do |url|
+      gravatar_api_url(email_hash, options.delete(:ssl)).tap do |url|
         opts = []
         [:rating, :size, :default].each do |opt|
           unless options[opt].nil?