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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
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