Class: Rouge::Lexers::R

Inherits:
RegexLexer show all
Defined in:
lib/rouge/lexers/r.rb

Constant Summary

Constants inherited from RegexLexer

RegexLexer::MAX_NULL_SCANS

Constants included from Token::Tokens

Token::Tokens::Num, Token::Tokens::Str

Class Method Summary collapse

Methods inherited from RegexLexer

append, #delegate, get_state, #get_state, #goto, #group, #groups, #in_state?, #pop!, prepend, #push, #recurse, replace_state, #reset!, #reset_stack, #stack, start, start_procs, #state, state, #state?, state_definitions, states, #step, #stream_tokens, #token

Methods inherited from Rouge::Lexer

aliases, all, assert_utf8!, #debug, default_options, demo, demo_file, desc, filenames, find, find_fancy, guess, guess_by_filename, guess_by_mimetype, guess_by_source, guesses, #initialize, lex, #lex, mimetypes, #option, #options, #reset!, #stream_tokens, tag, #tag

Methods included from Token::Tokens

token

Constructor Details

This class inherits a constructor from Rouge::Lexer

Class Method Details

.analyze_text(text) ⇒ Object 



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# File 'lib/rouge/lexers/r.rb', line 20

def self.analyze_text(text)
  return 1 if text.shebang? 'Rscript'
  return 0.1 if text.include? '->'
end

.keywords ⇒ Object 



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# File 'lib/rouge/lexers/r.rb', line 14

def self.keywords
  @keywords ||= %w(
    if else for while repeat in next break return switch function
  )
end