1 files changed, 100 insertions, 0 deletions
diff --git a/ruby_1_9_3/lib/rdoc/include.rb b/ruby_1_9_3/lib/rdoc/include.rb
new file mode 100644
index 0000000000..9cebd3d8ef
--- /dev/null
+++ b/ruby_1_9_3/lib/rdoc/include.rb
@@ -0,0 +1,100 @@
+require 'rdoc/code_object'
+
+##
+# A Module include in a class with \#include
+
+class RDoc::Include < RDoc::CodeObject
+
+  ##
+  # Name of included module
+
+  attr_accessor :name
+
+  ##
+  # Creates a new Include for +name+ with +comment+
+
+  def initialize(name, comment)
+    super()
+    @name = name
+    self.comment = comment
+    @module = nil   # cache for module if found
+  end
+
+  ##
+  # Includes are sorted by name
+
+  def <=> other
+    return unless self.class === other
+
+    name <=> other.name
+  end
+
+  def == other # :nodoc:
+    self.class == other.class and
+      self.name == other.name
+  end
+
+  ##
+  # Full name based on #module
+
+  def full_name
+    m = self.module
+    RDoc::ClassModule === m ? m.full_name : @name
+  end
+
+  def inspect # :nodoc:
+    "#<%s:0x%x %s.include %s>" % [
+      self.class,
+      object_id,
+      parent_name, @name,
+    ]
+  end
+
+  ##
+  # Attempts to locate the included module object.  Returns the name if not
+  # known.
+  #
+  # The scoping rules of Ruby to resolve the name of an included module are:
+  # - first look into the children of the current context;
+  # - if not found, look into the children of included modules,
+  #   in reverse inclusion order;
+  # - if still not found, go up the hierarchy of names.
+
+  def module
+    return @module if @module
+
+    # search the current context
+    return @name unless parent
+    full_name = parent.child_name(@name)
+    @module = RDoc::TopLevel.modules_hash[full_name]
+    return @module if @module
+    return @name if @name =~ /^::/
+
+    # search the includes before this one, in reverse order
+    searched = parent.includes.take_while { |i| i != self }.reverse
+    searched.each do |i|
+      inc = i.module
+      next if String === inc
+      full_name = inc.child_name(@name)
+      @module = RDoc::TopLevel.modules_hash[full_name]
+      return @module if @module
+    end
+
+    # go up the hierarchy of names
+    p = parent.parent
+    while p
+      full_name = p.child_name(@name)
+      @module = RDoc::TopLevel.modules_hash[full_name]
+      return @module if @module
+      p = p.parent
+    end
+
+    @name
+  end
+
+  def to_s # :nodoc:
+    "include #@name in: #{parent}"
+  end
+
+end
+