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cmake-mode.el: Minor clean-up 

Superficial changes to use more conventional Emacs Lisp idioms.
This commit is contained in:
Roy Crihfield 2015-07-23 14:44:30 -04:00 committed by Brad King
parent 280dde34dd
commit 9d5082b26e
1 changed files with 20 additions and 41 deletions
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61
Auxiliary/cmake-mode.el
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@ -71,20 +71,16 @@ set the path with these commands:
;------------------------------------------------------------------------------
;;
;; Helper functions for line indentation function.
;;
;; Line indentation helper functions
(defun cmake-line-starts-inside-string ()
"Determine whether the beginning of the current line is in a string."
(if (save-excursion
(beginning-of-line)
(let ((parse-end (point)))
(goto-char (point-min))
(nth 3 (parse-partial-sexp (point) parse-end))
)
)
t
nil
(save-excursion
(beginning-of-line)
(let ((parse-end (point)))
(goto-char (point-min))
(nth 3 (parse-partial-sexp (point) parse-end))
)
)
)
@ -111,57 +107,40 @@ set the path with these commands:
;; Line indentation function.
;;
(defun cmake-indent ()
"Indent current line as CMAKE code."
"Indent current line as CMake code."
(interactive)
(if (cmake-line-starts-inside-string)
()
(unless (cmake-line-starts-inside-string)
(if (bobp)
(cmake-indent-line-to 0)
(let (cur-indent)
(save-excursion
(beginning-of-line)
(let ((point-start (point))
(case-fold-search t) ;; case-insensitive
token)
; Search back for the last indented line.
(cmake-find-last-indented-line)
; Start with the indentation on this line.
(setq cur-indent (current-indentation))
; Search forward counting tokens that adjust indentation.
(while (re-search-forward cmake-regex-token point-start t)
(setq token (match-string 0))
(if (string-match (concat "^" cmake-regex-paren-left "$") token)
(setq cur-indent (+ cur-indent cmake-tab-width))
)
(if (string-match (concat "^" cmake-regex-paren-right "$") token)
(setq cur-indent (- cur-indent cmake-tab-width))
)
(if (and
(string-match cmake-regex-block-open token)
(looking-at (concat "[ \t]*" cmake-regex-paren-left))
)
(setq cur-indent (+ cur-indent cmake-tab-width))
)
(when (or (string-match (concat "^" cmake-regex-paren-left "$") token)
(and (string-match cmake-regex-block-open token)
(looking-at (concat "[ \t]*" cmake-regex-paren-left))))
(setq cur-indent (+ cur-indent cmake-tab-width)))
(when (string-match (concat "^" cmake-regex-paren-right "$") token)
(setq cur-indent (- cur-indent cmake-tab-width)))
)
(goto-char point-start)
; If this is the end of a block, decrease indentation.
(if (looking-at cmake-regex-block-close)
(setq cur-indent (- cur-indent cmake-tab-width))
;; If next token closes the block, decrease indentation
(when (looking-at cmake-regex-block-close)
(setq cur-indent (- cur-indent cmake-tab-width))
)
)
)
; Indent this line by the amount selected.
(if (< cur-indent 0)
(cmake-indent-line-to 0)
(cmake-indent-line-to cur-indent)
)
(cmake-indent-line-to (max cur-indent 0))
)
)
)