Ruby mode

'("\bdef[ \t]+[a-zA-Z_]+[a-zA-Z0-9_]*[?!]?"
0 font-lock-function-name-face))
“*Additional expressions to highlight in ruby mode.”)
(add-hook 'ruby-mode-hook
(lambda ()
(setq font-lock-keywords ruby-font-lock-keywords)
(font-lock-mode 1)))))
(if (and (>= (string-to-int emacs-version) 20)
(not (featurep 'xemacs)))
(add-hook
'ruby-mode-hook
(lambda ()
(make-local-variable 'font-lock-defaults)
(setq font-lock-defaults
'((ruby-font-lock-keywords) nil nil ((?_ . “w”))))))
(add-hook 'ruby-mode-hook
(lambda ()
(setq font-lock-keywords ruby-font-lock-keywords)
(font-lock-mode 1))))))

Nasser Alhawash