Import RDoc 2.5

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@27147 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 78 insertions, 0 deletions

diff --git a/lib/rdoc/markup/list.rb b/lib/rdoc/markup/list.rb
new file mode 100644
index 0000000000..75326ed836
--- /dev/null
+++ b/lib/rdoc/markup/list.rb
@@ -0,0 +1,78 @@
+##
+# A List of ListItems
+
+class RDoc::Markup::List
+
+  ##
+  # The list's type
+
+  attr_accessor :type
+
+  ##
+  # Items in the list
+
+  attr_reader :items
+
+  ##
+  # Creates a new list of +type+ with +items+
+
+  def initialize type = nil, *items
+    @type = type
+    @items = []
+    @items.push(*items)
+  end
+
+  ##
+  # Appends +item+ to the list
+
+  def << item
+    @items << item
+  end
+
+  def == other # :nodoc:
+    self.class == other.class and
+      @type == other.type and
+      @items == other.items
+  end
+
+  def accept visitor
+    visitor.accept_list_start self
+
+    @items.each do |item|
+      item.accept visitor
+    end
+
+    visitor.accept_list_end self
+  end
+
+  ##
+  # Is the list empty?
+
+  def empty?
+    @items.empty?
+  end
+
+  ##
+  # Returns the last item in the list
+
+  def last
+    @items.last
+  end
+
+  def pretty_print q # :nodoc:
+    q.group 2, "[list: #{@type} ", ']' do
+      q.seplist @items do |item|
+        q.pp item
+      end
+    end
+  end
+
+  ##
+  # Appends +items+ to the list
+
+  def push *items
+    @items.push(*items)
+  end
+
+end
+