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akantu-input-mode.el
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Tue, Dec 3, 21:45

akantu-input-mode.el
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(defconst akantu-input-regex-section-opening "^[ \t]*\\([_A-Za-z]+\\)[ \t]+\\([_A-Za-z][_A-Za-z0-9]+\\)\\([ \t]+[_A-Za-z][_A-Za-z0-9]*\\)?[ \t]*\\[\\(#.*\\)?$")
(defconst akantu-input-regex-section-closing "^[ \t]*\\][ \t]*$")
(defconst akantu-input-regex-multiline "^.*\\\\[ \t]*\\(#.*\\)?$")
(defconst akantu-input-regex-variable-assign "^[ \t]*\\([A-Za-z][_A-Za-z0-9]*\\)[ \t]*=")
(defvar akantu-intput-mode-hook nil)
(defvar akantu-intput-mode-map
(let ((map (make-keymap)))
(define-key map "\C-j" 'newline-and-indent)
map)
"Keymap for Akantu input files major mode")
(defun akantu-input-indent-line ()
"Indent current line as akantu input file."
(interactive)
(if (bobp) ; Check for rule 1
(indent-line-to 0)
(let ((not-indented t) cur-indent)
(setq cur-column nil)
(setq cur-indent 0)
(save-restriction
(widen)
(save-excursion
(if (not (or (looking-back "^\\s-+") (bolp)))
(progn
(setq cur-column (+ (current-column) 1))
(beginning-of-line)
(search-forward-regexp "\\S-")
(setq cur-column (- cur-column (current-column))))))
(save-excursion
(beginning-of-line)
(forward-line -1)
(if (looking-at akantu-input-regex-multiline)
(progn
(setq not_assignment t)
(while not_assignment
(if (looking-at akantu-input-regex-variable-assign)
(setq not_assignment nil)
(progn
(forward-line -1)
(message "toto"))))
(search-forward "=")
(setq cur-indent (+ (+ cur-indent (current-column)) 1)))))
(save-excursion
(beginning-of-line)
(if (looking-at akantu-input-regex-section-opening)
(setq cur-indent (- cur-indent tab-width)))
(while not-indented
(if (looking-at akantu-input-regex-section-opening)
(setq cur-indent (+ cur-indent tab-width))
(if (looking-at akantu-input-regex-section-closing)
(setq cur-indent (- cur-indent tab-width))))
(if (bobp)
(setq not-indented nil))
(forward-line -1))))
(if (< cur-indent 0)
(setq cur-indent 0))
(indent-line-to cur-indent)
(if cur-column
(move-to-column (+ cur-column cur-indent))))))
(defconst akantu-input-font-lock-buffer
(list
'("\\<\\(global\\|material\\|model\\|mesh\\|heat\\|contact\\|friction\\|embedded_interface\\|rules\\|non_local\\|user\\)\\>"
1 font-lock-keyword-face) ;; include definition
'("^[ \t]*\\([A-Za-z][_A-Za-z0-9]*\\)[ \t]*=" 1 font-lock-variable-face)
'("^[ \t]*\\([_A-Za-z]+\\)[ \t]+\\([_A-Za-z][_A-Za-z0-9]+\\)\\([ \t]+[_A-Za-z][_A-Za-z0-9]*\\)?[ \t]*\\[" 2 font-lock-reference-face)
'("^[ \t]*\\([_A-Za-z]+\\)[ \t]+\\([_A-Za-z][_A-Za-z0-9]+\\)\\([ \t]+[_A-Za-z][_A-Za-z0-9]*\\)?[ \t]*\\[" 3 font-lock-type-face))
"akantu-input mode syntax highlighting."
)
(defvar akantu-input-mode-syntax-table nil "Syntax table for akantu-input-mode.")
(setq akantu-input-mode-syntax-table nil)
(defun akantu-input-mode ()
"Major mode for editing Akantu input files"
(interactive)
(kill-all-local-variables)
(setq major-mode 'akantu-input-mode)
(setq mode-name "akantu-input")
;; Create the syntax table
(setq akantu-input-mode-syntax-table (make-syntax-table))
(set-syntax-table akantu-input-mode-syntax-table)
(modify-syntax-entry ?_ "w" akantu-input-mode-syntax-table)
(modify-syntax-entry ?# "<" akantu-input-mode-syntax-table)
(modify-syntax-entry ?\n ">" akantu-input-mode-syntax-table)
;; Setup font-lock mode, indentation and comment highlighting
(set (make-local-variable 'indent-line-function) 'akantu-input-indent-line)
(make-local-variable 'font-lock-defaults)
(setq font-lock-defaults '(akantu-input-font-lock-buffer))
(make-local-variable 'comment-start)
(setq comment-start "#")
(run-hooks 'akantu-input-mode-hook))
(provide 'akantu-input-mode)

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