# class RDoc::Alias

Represent an alias, which is an old_name/new_name pair associated with a particular context

### Attributes

name[R]

Aliased method's name

new_name[R]

Aliased method's name

old_name[R]

Aliasee method's name

singleton[RW]

Is this an alias declared in a singleton context?

text[R]

Source file token stream

### Public Class Methods

new(text, old_name, new_name, comment, singleton = false) click to toggle source

Creates a new Alias with a token stream of `text` that aliases `old_name` to `new_name`, has `comment` and is a `singleton` context.

Calls superclass method RDoc::CodeObject.new

    # File lib/rdoc/alias.rb, line 36
    def initialize(text, old_name, new_name, comment, singleton = false)
      super()

      @text = text
      @singleton = singleton
      @old_name = old_name
      @new_name = new_name
      self.comment = comment
    end

### Public Instance Methods

<=>(other) click to toggle source

Order by singleton then new_name

    # File lib/rdoc/alias.rb, line 49
    def <=>(other)
      [@singleton ? 0 : 1, new_name] <=> [other.singleton ? 0 : 1, other.new_name]
    end

aref() click to toggle source

HTML fragment reference for this alias

    # File lib/rdoc/alias.rb, line 56
    def aref
      type = singleton ? 'c' : 'i'
      "#alias-#{type}-#{html_name}"
    end

full_old_name() click to toggle source

Full old name including namespace

    # File lib/rdoc/alias.rb, line 64
    def full_old_name
      @full_name || "#{parent.name}#{pretty_old_name}"
    end

html_name() click to toggle source

HTML id-friendly version of `#new_name`.

    # File lib/rdoc/alias.rb, line 71
    def html_name
      CGI.escape(@new_name.gsub('-', '-2D')).gsub('%','-').sub(/^-/, '')
    end

name_prefix() click to toggle source

'::' for the alias of a singleton method/attribute, '#' for instance-level.

    # File lib/rdoc/alias.rb, line 86
    def name_prefix
      singleton ? '::' : '#'
    end

pretty_name()
Alias for: pretty_new_name
pretty_new_name() click to toggle source

New name with prefix '::' or '#'.

    # File lib/rdoc/alias.rb, line 100
    def pretty_new_name
      "#{singleton ? '::' : '#'}#{@new_name}"
    end

Also aliased as: pretty_name
pretty_old_name() click to toggle source

Old name with prefix '::' or '#'.

    # File lib/rdoc/alias.rb, line 93
    def pretty_old_name
      "#{singleton ? '::' : '#'}#{@old_name}"
    end