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* ada.el: (ada-mode-syntax-table): Made -' and \n' be comments.

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(ada-font-lock-keywords-1, ada-font-lock-keywords-2,
	ada-font-lock-keywords): New variables.
	(ada-mode): Set font-lock-defaults.
This commit is contained in:
Simon Marshall 1994-10-12 08:00:49 +00:00
parent a70332a1c7
commit 4cc5847583
1 changed files with 88 additions and 2 deletions
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88
lisp/ada.el
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@ -41,7 +41,7 @@
(modify-syntax-entry ?* "." table)
(modify-syntax-entry ?/ "." table)
(modify-syntax-entry ?+ "." table)
(modify-syntax-entry ?- "." table)
(modify-syntax-entry ?- ". 12" table)
(modify-syntax-entry ?= "." table)
(modify-syntax-entry ?\& "." table)
(modify-syntax-entry ?\| "." table)
@ -57,8 +57,92 @@
(modify-syntax-entry ?\; "." table)
(modify-syntax-entry ?\' "." table)
(modify-syntax-entry ?\" "\"" table)
(modify-syntax-entry ?\n ">" table)
(setq ada-mode-syntax-table table))
;; Strings are a real pain in Ada because both ' and " can appear in a
;; non-string quote context (the former as an operator, the latter as a
;; character string). We follow the least losing solution, in which only " is
;; a string quote. Therefore a character string of the form '"' will throw
;; fontification off on the wrong track.
(defconst ada-font-lock-keywords-1
(list
;;
;; Function, package (body), pragma, procedure, task (body) plus name.
(list (concat "\\<\\("
"function\\|"
"p\\(ackage\\(\\|[ \t]+body\\)\\|r\\(agma\\|ocedure\\)\\)\\|"
"task\\(\\|[ \t]+body\\)"
"\\)\\>[ \t]*\\(\\sw+\\(\\.\\sw*\\)*\\)?")
'(1 font-lock-keyword-face) '(6 font-lock-function-name-face nil t)))
"For consideration as a value of `ada-font-lock-keywords'.
This does fairly subdued highlighting.")
(defconst ada-font-lock-keywords-2
(append ada-font-lock-keywords-1
(list
;;
;; Main keywords, except those treated specially below.
(concat "\\<\\("
; ("abort" "abs" "abstract" "accept" "access" "aliased" "all"
; "and" "array" "at" "begin" "case" "declare" "delay" "delta"
; "digits" "do" "else" "elsif" "entry" "exception" "exit" "for"
; "generic" "if" "is" "limited" "loop" "mod" "not"
; "null" "or" "others" "private" "protected"
; "range" "record" "rem" "renames" "requeue" "return" "reverse"
; "select" "separate" "tagged" "task" "terminate" "then" "until"
; "while" "xor")
"a\\(b\\(ort\\|s\\(\\|tract\\)\\)\\|cce\\(pt\\|ss\\)\\|"
"l\\(iased\\|l\\)\\|nd\\|rray\\|t\\)\\|begin\\|case\\|"
"d\\(e\\(clare\\|l\\(ay\\|ta\\)\\)\\|igits\\|o\\)\\|"
"e\\(ls\\(e\\|if\\)\\|ntry\\|x\\(ception\\|it\\)\\)\\|for\\|"
"generic\\|i[fs]\\|l\\(imited\\|oop\\)\\|mod\\|n\\(ot\\|ull\\)\\|"
"o\\(r\\|thers\\)\\|pr\\(ivate\\|otected\\)\\|"
"r\\(ange\\|e\\(cord\\|m\\|names\\|queue\\|turn\\|verse\\)\\)\\|"
"se\\(lect\\|parate\\)\\|"
"t\\(a\\(gged\\|sk\\)\\|erminate\\|hen\\)\\|until\\|while\\|xor"
"\\)\\>")
;;
;; Anything following end and not already fontified is a body name.
'("\\<\\(end\\)\\>[ \t]*\\(\\sw+\\)?"
(1 font-lock-keyword-face) (2 font-lock-function-name-face nil t))
; ;;
; ;; Variable name plus optional keywords followed by a type name. Slow.
; (list (concat "\\<\\(\\sw+\\)\\>[ \t]*:"
; "[ \t]*\\(constant\\|in\\|in[ \t]+out\\|out\\)?[ \t]*"
; "\\(\\sw+\\(\\.\\sw*\\)*\\)?")
; '(1 font-lock-variable-name-face)
; '(2 font-lock-keyword-face nil t) '(3 font-lock-type-face nil t))
;;
;; Optional keywords followed by a type name.
(list (concat ":[ \t]*\\<\\(constant\\|in\\|in[ \t]+out\\|out\\)\\>?[ \t]*"
"\\(\\sw+\\(\\.\\sw*\\)*\\)?")
'(1 font-lock-keyword-face nil t) '(2 font-lock-type-face nil t))
;;
;; Keywords followed by a type or function name.
(list (concat "\\<\\("
"new\\|of\\|subtype\\|type"
"\\)\\>[ \t]*\\(\\sw+\\(\\.\\sw*\\)*\\)?[ \t]*\\((\\)?")
'(1 font-lock-keyword-face)
'(2 (if (match-beginning 4)
font-lock-function-name-face
font-lock-type-face) nil t))
;;
;; Keywords followed by a reference.
(list (concat "\\<\\(goto\\|raise\\|use\\|when\\|with\\)\\>"
"[ \t]*\\(\\sw+\\(\\.\\sw*\\)*\\)?")
'(1 font-lock-keyword-face) '(2 font-lock-reference-face nil t))
;;
;; Goto tags.
'("<<\\(\\sw+\\(\\.\\sw*\\)*\\)>>" 1 font-lock-reference-face)
))
"For consideration as a value of `ada-font-lock-keywords'.
This does a lot more highlighting.")
(defvar ada-font-lock-keywords ada-font-lock-keywords-1
"Additional expressions to highlight in Ada mode.")
(defvar ada-mode-map nil
"Keymap used in Ada mode.")
@ -169,6 +253,8 @@ Variable `ada-indent' controls the number of spaces for indent/undent."
(setq comment-indent-function 'c-comment-indent)
(make-local-variable 'parse-sexp-ignore-comments)
(setq parse-sexp-ignore-comments t)
(make-local-variable 'font-lock-defaults)
(setq font-lock-defaults '(ada-font-lock-keywords nil t ((?\_ . "w"))))
(run-hooks 'ada-mode-hook))
(defun ada-tabsize (s)