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Diffstat (limited to 'lib/rdoc/token_stream.rb')
| -rw-r--r-- | lib/rdoc/token_stream.rb | 118 |
1 files changed, 0 insertions, 118 deletions
diff --git a/lib/rdoc/token_stream.rb b/lib/rdoc/token_stream.rb deleted file mode 100644 index 19ca7ed248..0000000000 --- a/lib/rdoc/token_stream.rb +++ /dev/null @@ -1,118 +0,0 @@ -# frozen_string_literal: true -## -# A TokenStream is a list of tokens, gathered during the parse of some entity -# (say a method). Entities populate these streams by being registered with the -# lexer. Any class can collect tokens by including TokenStream. From the -# outside, you use such an object by calling the start_collecting_tokens -# method, followed by calls to add_token and pop_token. - -module RDoc::TokenStream - - ## - # Converts +token_stream+ to HTML wrapping various tokens with - # <tt><span></tt> elements. Some tokens types are wrapped in spans - # with the given class names. Other token types are not wrapped in spans. - - def self.to_html token_stream - starting_title = false - - token_stream.map do |t| - next unless t - - style = case t[:kind] - when :on_const then 'ruby-constant' - when :on_kw then 'ruby-keyword' - when :on_ivar then 'ruby-ivar' - when :on_cvar then 'ruby-identifier' - when :on_gvar then 'ruby-identifier' - when '=' != t[:text] && :on_op - then 'ruby-operator' - when :on_tlambda then 'ruby-operator' - when :on_ident then 'ruby-identifier' - when :on_label then 'ruby-value' - when :on_backref, :on_dstring - then 'ruby-node' - when :on_comment then 'ruby-comment' - when :on_embdoc then 'ruby-comment' - when :on_regexp then 'ruby-regexp' - when :on_tstring then 'ruby-string' - when :on_int, :on_float, - :on_rational, :on_imaginary, - :on_heredoc, - :on_symbol, :on_CHAR then 'ruby-value' - when :on_heredoc_beg, :on_heredoc_end - then 'ruby-identifier' - end - - comment_with_nl = false - if :on_comment == t[:kind] or :on_embdoc == t[:kind] or :on_heredoc_end == t[:kind] - comment_with_nl = true if "\n" == t[:text][-1] - text = t[:text].rstrip - else - text = t[:text] - end - - if :on_ident == t[:kind] && starting_title - starting_title = false - style = 'ruby-identifier ruby-title' - end - - if :on_kw == t[:kind] and 'def' == t[:text] - starting_title = true - end - - text = CGI.escapeHTML text - - if style then - "<span class=\"#{style}\">#{text}</span>#{"\n" if comment_with_nl}" - else - text - end - end.join - end - - ## - # Adds +tokens+ to the collected tokens - - def add_tokens(tokens) - @token_stream.concat(tokens) - end - - ## - # Adds one +token+ to the collected tokens - - def add_token(token) - @token_stream.push(token) - end - - ## - # Starts collecting tokens - - def collect_tokens - @token_stream = [] - end - - alias start_collecting_tokens collect_tokens - - ## - # Remove the last token from the collected tokens - - def pop_token - @token_stream.pop - end - - ## - # Current token stream - - def token_stream - @token_stream - end - - ## - # Returns a string representation of the token stream - - def tokens_to_s - (token_stream or return '').compact.map { |token| token[:text] }.join '' - end - -end |