1 files changed, 0 insertions, 165 deletions
diff --git a/lib/rdoc/parser/ruby_tools.rb b/lib/rdoc/parser/ruby_tools.rb
deleted file mode 100644
index 40ea517c4d..0000000000
--- a/lib/rdoc/parser/ruby_tools.rb
+++ /dev/null
@@ -1,165 +0,0 @@
-# frozen_string_literal: true
-##
-# Collection of methods for writing parsers
-
-module RDoc::Parser::RubyTools
-
-  ##
-  # Adds a token listener +obj+, but you should probably use token_listener
-
-  def add_token_listener(obj)
-    @token_listeners ||= []
-    @token_listeners << obj
-  end
-
-  ##
-  # Fetches the next token from the scanner
-
-  def get_tk
-    tk = nil
-
-    if @tokens.empty? then
-      if @scanner_point >= @scanner.size
-        return nil
-      else
-        tk = @scanner[@scanner_point]
-        @scanner_point += 1
-        @read.push tk[:text]
-      end
-    else
-      @read.push @unget_read.shift
-      tk = @tokens.shift
-    end
-
-    if tk == nil || :on___end__ == tk[:kind]
-      tk = nil
-    end
-
-    return nil unless tk
-
-    # inform any listeners of our shiny new token
-    @token_listeners.each do |obj|
-      obj.add_token(tk)
-    end if @token_listeners
-
-    tk
-  end
-
-  ##
-  # Reads and returns all tokens up to one of +tokens+.  Leaves the matched
-  # token in the token list.
-
-  def get_tk_until(*tokens)
-    read = []
-
-    loop do
-      tk = get_tk
-
-      case tk
-      when *tokens then
-        unget_tk tk
-        break
-      end
-
-      read << tk
-    end
-
-    read
-  end
-
-  ##
-  # Retrieves a String representation of the read tokens
-
-  def get_tkread
-    read = @read.join("")
-    @read = []
-    read
-  end
-
-  ##
-  # Peek equivalent for get_tkread
-
-  def peek_read
-    @read.join('')
-  end
-
-  ##
-  # Peek at the next token, but don't remove it from the stream
-
-  def peek_tk
-    unget_tk(tk = get_tk)
-    tk
-  end
-
-  ##
-  # Removes the token listener +obj+
-
-  def remove_token_listener(obj)
-    @token_listeners.delete(obj)
-  end
-
-  ##
-  # Resets the tools
-
-  def reset
-    @read       = []
-    @tokens     = []
-    @unget_read = []
-    @nest = 0
-    @scanner_point = 0
-  end
-
-  ##
-  # Skips whitespace tokens including newlines
-
-  def skip_tkspace
-    tokens = []
-
-    while (tk = get_tk) and (:on_sp == tk[:kind] or :on_nl == tk[:kind] or :on_ignored_nl == tk[:kind]) do
-      tokens.push(tk)
-    end
-
-    unget_tk(tk)
-    tokens
-  end
-
-  ##
-  # Skips whitespace tokens excluding newlines
-
-  def skip_tkspace_without_nl
-    tokens = []
-
-    while (tk = get_tk) and :on_sp == tk[:kind] do
-      tokens.push(tk)
-    end
-
-    unget_tk(tk)
-    tokens
-  end
-
-  ##
-  # Has +obj+ listen to tokens
-
-  def token_listener(obj)
-    add_token_listener obj
-    yield
-  ensure
-    remove_token_listener obj
-  end
-
-  ##
-  # Returns +tk+ to the scanner
-
-  def unget_tk(tk)
-    @tokens.unshift tk
-    @unget_read.unshift @read.pop
-
-    # Remove this token from any listeners
-    @token_listeners.each do |obj|
-      obj.pop_token
-    end if @token_listeners
-
-    nil
-  end
-
-end