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opt
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ruby19
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lib64
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1.9.1
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rdoc
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files >> //opt/alt/ruby19/lib64/ruby/1.9.1/rdoc/class_module.rb
require 'rdoc/context' ## # ClassModule is the base class for objects representing either a class or a # module. class RDoc::ClassModule < RDoc::Context ## # 1:: # RDoc 3.7 # * Added visibility, singleton and file to attributes # * Added file to constants # * Added file to includes # * Added file to methods MARSHAL_VERSION = 1 # :nodoc: ## # Constants that are aliases for this class or module attr_accessor :constant_aliases ## # Comment and the location it came from. Use #add_comment to add comments attr_reader :comment_location attr_accessor :diagram # :nodoc: ## # Class or module this constant is an alias for attr_accessor :is_alias_for ## # Return a RDoc::ClassModule of class +class_type+ that is a copy # of module +module+. Used to promote modules to classes. #-- # TODO move to RDoc::NormalClass (I think) def self.from_module class_type, mod klass = class_type.new mod.name mod.comment_location.each do |comment, location| klass.add_comment comment, location end klass.parent = mod.parent klass.section = mod.section klass.viewer = mod.viewer klass.attributes.concat mod.attributes klass.method_list.concat mod.method_list klass.aliases.concat mod.aliases klass.external_aliases.concat mod.external_aliases klass.constants.concat mod.constants klass.includes.concat mod.includes klass.methods_hash.update mod.methods_hash klass.constants_hash.update mod.constants_hash klass.current_section = mod.current_section klass.in_files.concat mod.in_files klass.sections.concat mod.sections klass.unmatched_alias_lists = mod.unmatched_alias_lists klass.current_section = mod.current_section klass.visibility = mod.visibility klass.classes_hash.update mod.classes_hash klass.modules_hash.update mod.modules_hash klass.metadata.update mod.metadata klass.document_self = mod.received_nodoc ? nil : mod.document_self klass.document_children = mod.document_children klass.force_documentation = mod.force_documentation klass.done_documenting = mod.done_documenting # update the parent of all children (klass.attributes + klass.method_list + klass.aliases + klass.external_aliases + klass.constants + klass.includes + klass.classes + klass.modules).each do |obj| obj.parent = klass obj.full_name = nil end klass end ## # Creates a new ClassModule with +name+ with optional +superclass+ # # This is a constructor for subclasses, and must never be called directly. def initialize(name, superclass = nil) @constant_aliases = [] @diagram = nil @is_alias_for = nil @name = name @superclass = superclass @comment_location = [] # [[comment, location]] super() end ## # Adds +comment+ to this ClassModule's list of comments at +location+. This # method is preferred over #comment= since it allows ri data to be updated # across multiple runs. def add_comment comment, location return if comment.empty? or not document_self original = comment comment = normalize_comment comment @comment_location << [comment, location] self.comment = original end ## # Ancestors list for this ClassModule: the list of included modules # (classes will add their superclass if any). # # Returns the included classes or modules, not the includes # themselves. The returned values are either String or # RDoc::NormalModule instances (see RDoc::Include#module). # # The values are returned in reverse order of their inclusion, # which is the order suitable for searching methods/attributes # in the ancestors. The superclass, if any, comes last. def ancestors includes.map { |i| i.module }.reverse end ## # Clears the comment. Used by the ruby parser. def clear_comment @comment = '' end ## # This method is deprecated, use #add_comment instead. # # Appends +comment+ to the current comment, but separated by a rule. Works # more like <tt>+=</tt>. def comment= comment return if comment.empty? comment = normalize_comment comment comment = "#{@comment}\n---\n#{comment}" unless @comment.empty? super comment end ## # Prepares this ClassModule for use by a generator. # # See RDoc::TopLevel::complete def complete min_visibility update_aliases remove_nodoc_children update_includes remove_invisible min_visibility end ## # Iterates the ancestors of this class or module for which an # RDoc::ClassModule exists. def each_ancestor # :yields: module ancestors.each do |mod| next if String === mod yield mod end end ## # Looks for a symbol in the #ancestors. See Context#find_local_symbol. def find_ancestor_local_symbol symbol each_ancestor do |m| res = m.find_local_symbol(symbol) return res if res end nil end ## # Finds a class or module with +name+ in this namespace or its descendants def find_class_named name return self if full_name == name return self if @name == name @classes.values.find do |klass| next if klass == self klass.find_class_named name end end ## # Return the fully qualified name of this class or module def full_name @full_name ||= if RDoc::ClassModule === @parent then "#{@parent.full_name}::#{@name}" else @name end end ## # TODO: filter included items by #display? def marshal_dump # :nodoc: attrs = attributes.sort.map do |attr| [ attr.name, attr.rw, attr.visibility, attr.singleton, attr.file_name, ] end method_types = methods_by_type.map do |type, visibilities| visibilities = visibilities.map do |visibility, methods| method_names = methods.map do |method| [method.name, method.file_name] end [visibility, method_names.uniq] end [type, visibilities] end [ MARSHAL_VERSION, @name, full_name, @superclass, parse(@comment_location), attrs, constants.map do |const| [const.name, parse(const.comment), const.file_name] end, includes.map do |incl| [incl.name, parse(incl.comment), incl.file_name] end, method_types, ] end def marshal_load array # :nodoc: initialize_methods_etc @current_section = nil @document_self = true @done_documenting = false @parent = nil @temporary_section = nil @visibility = nil @name = array[1] @full_name = array[2] @superclass = array[3] @comment = array[4] @comment_location = if RDoc::Markup::Document === @comment.parts.first then @comment else RDoc::Markup::Document.new @comment end array[5].each do |name, rw, visibility, singleton, file| singleton ||= false visibility ||= :public attr = RDoc::Attr.new nil, name, rw, nil, singleton add_attribute attr attr.visibility = visibility attr.record_location RDoc::TopLevel.new file end array[6].each do |name, comment, file| const = add_constant RDoc::Constant.new(name, nil, comment) const.record_location RDoc::TopLevel.new file end array[7].each do |name, comment, file| incl = add_include RDoc::Include.new(name, comment) incl.record_location RDoc::TopLevel.new file end array[8].each do |type, visibilities| visibilities.each do |visibility, methods| @visibility = visibility methods.each do |name, file| method = RDoc::AnyMethod.new nil, name method.singleton = true if type == 'class' method.record_location RDoc::TopLevel.new file add_method method end end end end ## # Merges +class_module+ into this ClassModule. # # The data in +class_module+ is preferred over the receiver. def merge class_module other_document = parse class_module.comment_location if other_document then document = parse @comment_location document = document.merge other_document @comment = @comment_location = document end cm = class_module other_files = cm.in_files merge_collections attributes, cm.attributes, other_files do |add, attr| if add then add_attribute attr else @attributes.delete attr @methods_hash.delete attr.pretty_name end end merge_collections constants, cm.constants, other_files do |add, const| if add then add_constant const else @constants.delete const @constants_hash.delete const.name end end merge_collections includes, cm.includes, other_files do |add, incl| if add then add_include incl else @includes.delete incl end end merge_collections method_list, cm.method_list, other_files do |add, meth| if add then add_method meth else @method_list.delete meth @methods_hash.delete meth.pretty_name end end self end ## # Merges collection +mine+ with +other+ preferring other. +other_files+ is # used to help determine which items should be deleted. # # Yields whether the item should be added or removed (true or false) and the # item to be added or removed. # # merge_collections things, other.things, other.in_files do |add, thing| # if add then # # add the thing # else # # remove the thing # end # end def merge_collections mine, other, other_files, &block # :nodoc: my_things = mine. group_by { |thing| thing.file } other_things = other.group_by { |thing| thing.file } my_things.delete_if do |file, things| next false unless other_files.include? file things.each do |thing| yield false, thing end true end other_things.each do |file, things| my_things[file].each { |thing| yield false, thing } if my_things.include?(file) things.each do |thing| yield true, thing end end end ## # Does this object represent a module? def module? false end ## # Allows overriding the initial name. # # Used for modules and classes that are constant aliases. def name= new_name @name = new_name end ## # Parses +comment_location+ into an RDoc::Markup::Document composed of # multiple RDoc::Markup::Documents with their file set. def parse comment_location case comment_location when String then super when Array then docs = comment_location.map do |comment, location| doc = super comment doc.file = location.absolute_name doc end RDoc::Markup::Document.new(*docs) when RDoc::Markup::Document then return comment_location else raise ArgumentError, "unknown comment class #{comment_location.class}" end end ## # Path to this class or module def path http_url RDoc::RDoc.current.generator.class_dir end ## # Name to use to generate the url: # modules and classes that are aliases for another # module or class return the name of the latter. def name_for_path is_alias_for ? is_alias_for.full_name : full_name end ## # Returns the classes and modules that are not constants # aliasing another class or module. For use by formatters # only (caches its result). def non_aliases @non_aliases ||= classes_and_modules.reject { |cm| cm.is_alias_for } end ## # Updates the child modules or classes of class/module +parent+ by # deleting the ones that have been removed from the documentation. # # +parent_hash+ is either <tt>parent.modules_hash</tt> or # <tt>parent.classes_hash</tt> and +all_hash+ is ::all_modules_hash or # ::all_classes_hash. def remove_nodoc_children prefix = self.full_name + '::' modules_hash.each_key do |name| full_name = prefix + name modules_hash.delete name unless RDoc::TopLevel.all_modules_hash[full_name] end classes_hash.each_key do |name| full_name = prefix + name classes_hash.delete name unless RDoc::TopLevel.all_classes_hash[full_name] end end ## # Get the superclass of this class. Attempts to retrieve the superclass # object, returns the name if it is not known. def superclass RDoc::TopLevel.find_class_named(@superclass) || @superclass end ## # Set the superclass of this class to +superclass+ def superclass=(superclass) raise NoMethodError, "#{full_name} is a module" if module? @superclass = superclass end def to_s # :nodoc: if is_alias_for then "#{self.class.name} #{self.full_name} -> #{is_alias_for}" else super end end ## # 'module' or 'class' def type module? ? 'module' : 'class' end ## # Updates the child modules & classes by replacing the ones that are # aliases through a constant. # # The aliased module/class is replaced in the children and in # RDoc::TopLevel::all_modules_hash or RDoc::TopLevel::all_classes_hash # by a copy that has <tt>RDoc::ClassModule#is_alias_for</tt> set to # the aliased module/class, and this copy is added to <tt>#aliases</tt> # of the aliased module/class. # # Formatters can use the #non_aliases method to retrieve children that # are not aliases, for instance to list the namespace content, since # the aliased modules are included in the constants of the class/module, # that are listed separately. def update_aliases constants.each do |const| next unless cm = const.is_alias_for cm_alias = cm.dup cm_alias.name = const.name cm_alias.parent = self cm_alias.full_name = nil # force update for new parent cm_alias.aliases.clear cm_alias.is_alias_for = cm if cm.module? then RDoc::TopLevel.all_modules_hash[cm_alias.full_name] = cm_alias modules_hash[const.name] = cm_alias else RDoc::TopLevel.all_classes_hash[cm_alias.full_name] = cm_alias classes_hash[const.name] = cm_alias end cm.aliases << cm_alias end end ## # Deletes from #includes those whose module has been removed from the # documentation. #-- # FIXME: includes are not reliably removed, see _possible_bug test case def update_includes includes.reject! do |include| mod = include.module !(String === mod) && RDoc::TopLevel.all_modules_hash[mod.full_name].nil? end end end
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