126 lines
4.4 KiB
EmacsLisp
126 lines
4.4 KiB
EmacsLisp
;; useful colors
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(cond
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((x-display-color-p)
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(cond
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((not (memq 'font-lock-type-face (face-list)))
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; make the necessary faces
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(make-face 'Firebrick)
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(set-face-foreground 'Firebrick "Firebrick")
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(make-face 'RosyBrown)
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(set-face-foreground 'RosyBrown "RosyBrown")
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(make-face 'Purple)
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(set-face-foreground 'Purple "Purple")
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(make-face 'MidnightBlue)
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(set-face-foreground 'MidnightBlue "MidnightBlue")
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(make-face 'DarkGoldenRod)
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(set-face-foreground 'DarkGoldenRod "DarkGoldenRod")
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(make-face 'DarkOliveGreen)
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(set-face-foreground 'DarkOliveGreen "DarkOliveGreen4")
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(make-face 'CadetBlue)
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(set-face-foreground 'CadetBlue "CadetBlue")
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; assign them as standard faces
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(setq font-lock-comment-face 'Firebrick)
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(setq font-lock-string-face 'RosyBrown)
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(setq font-lock-keyword-face 'Purple)
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(setq font-lock-function-name-face 'MidnightBlue)
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(setq font-lock-variable-name-face 'DarkGoldenRod)
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(setq font-lock-type-face 'DarkOliveGreen)
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(setq font-lock-reference-face 'CadetBlue)))
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; extra faces for documention
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(make-face 'Stop)
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(set-face-foreground 'Stop "White")
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(set-face-background 'Stop "Red")
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(make-face 'Doc)
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(set-face-foreground 'Doc "Red")
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(setq font-lock-stop-face 'Stop)
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(setq font-lock-doccomment-face 'Doc)
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))
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; The same definition is in caml.el:
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; we don't know in which order they will be loaded.
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(defvar caml-quote-char "'"
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"*Quote for character constants. \"'\" for Objective Caml, \"`\" for Caml-Light.")
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(defconst caml-font-lock-keywords
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(list
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;stop special comments
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'("\\(^\\|[^\"]\\)\\((\\*\\*/\\*\\*)\\)"
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2 font-lock-stop-face)
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;doccomments
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'("\\(^\\|[^\"]\\)\\((\\*\\*[^*]*\\([^)*][^*]*\\*+\\)*)\\)"
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2 font-lock-doccomment-face)
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;comments
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'("\\(^\\|[^\"]\\)\\((\\*[^*]*\\*+\\([^)*][^*]*\\*+\\)*)\\)"
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2 font-lock-comment-face)
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;character literals
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(cons (concat caml-quote-char "\\(\\\\\\([ntbr" caml-quote-char "\\]\\|"
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"[0-9][0-9][0-9]\\)\\|.\\)" caml-quote-char
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"\\|\"[^\"\\]*\\(\\\\\\(.\\|\n\\)[^\"\\]*\\)*\"")
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'font-lock-string-face)
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;modules and constructors
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'("`?\\<[A-Z][A-Za-z0-9_']*\\>" . font-lock-function-name-face)
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;definition
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(cons (concat
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"\\<\\(a\\(nd\\|s\\)\\|c\\(onstraint\\|lass\\)"
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"\\|ex\\(ception\\|ternal\\)\\|fun\\(ct\\(ion\\|or\\)\\)?"
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"\\|in\\(herit\\|itializer\\)?\\|let"
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"\\|m\\(ethod\\|utable\\|odule\\)"
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"\\|of\\|p\\(arser\\|rivate\\)\\|rec\\|type"
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"\\|v\\(al\\(ue\\)?\\|irtual\\)\\)\\>")
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'font-lock-type-face)
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;blocking
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'("\\<\\(begin\\|end\\|object\\|s\\(ig\\|truct\\)\\)\\>"
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. font-lock-keyword-face)
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;control
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(cons (concat
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"\\<\\(do\\(ne\\|wnto\\)?\\|else\\|for\\|i\\(f\\|gnore\\)"
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"\\|lazy\\|match\\|new\\|or\\|t\\(hen\\|o\\|ry\\)"
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"\\|w\\(h\\(en\\|ile\\)\\|ith\\)\\)\\>"
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"\\|\|\\|->\\|&\\|#")
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'font-lock-reference-face)
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'("\\<raise\\>" . font-lock-comment-face)
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;labels (and open)
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'("\\(\\([~?]\\|\\<\\)[a-z][a-zA-Z0-9_']*:\\)[^:=]" 1
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font-lock-variable-name-face)
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'("\\<\\(assert\\|open\\|include\\)\\>\\|[~?][ (]*[a-z][a-zA-Z0-9_']*"
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. font-lock-variable-name-face)))
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(defconst inferior-caml-font-lock-keywords
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(append
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(list
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;inferior
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'("^[#-]" . font-lock-comment-face))
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caml-font-lock-keywords))
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;; font-lock commands are similar for caml-mode and inferior-caml-mode
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(setq caml-mode-hook
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'(lambda ()
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(cond
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((fboundp 'global-font-lock-mode)
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(make-local-variable 'font-lock-defaults)
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(setq font-lock-defaults
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'(caml-font-lock-keywords nil nil ((?' . "w") (?_ . "w")))))
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(t
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(setq font-lock-keywords caml-font-lock-keywords)))
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(make-local-variable 'font-lock-keywords-only)
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(setq font-lock-keywords-only t)
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(font-lock-mode 1)))
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(defun inferior-caml-mode-font-hook ()
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(cond
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((fboundp 'global-font-lock-mode)
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(make-local-variable 'font-lock-defaults)
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(setq font-lock-defaults
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'(inferior-caml-font-lock-keywords
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nil nil ((?' . "w") (?_ . "w")))))
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(t
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(setq font-lock-keywords inferior-caml-font-lock-keywords)))
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(make-local-variable 'font-lock-keywords-only)
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(setq font-lock-keywords-only t)
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(font-lock-mode 1))
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(add-hook 'inferior-caml-mode-hooks 'inferior-caml-mode-font-hook)
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(provide 'caml-font)
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