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;;; srecode/filters.el --- Filters for use in template variables. -*- lexical-binding: t; -*-
;; Copyright (C) 2007-2021 Free Software Foundation, Inc.
;; Author: Eric M. Ludlam <zappo@gnu.org>
;; This file is part of GNU Emacs.
;; GNU Emacs is free software: you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.
;; GNU Emacs is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
;;; Commentary:
;;
;; Various useful srecoder template functions.
;;; Code:
(require 'newcomment)
(declare-function srecode-dictionary-lookup-name "srecode/dictionary")
(defvar srecode-inserter-variable-current-dictionary)
(defun srecode-comment-prefix (str)
"Prefix each line of STR with the comment prefix characters."
(let* ((dict srecode-inserter-variable-current-dictionary)
;; Derive the comment characters to put in front of each line.
(cs (or (and dict
(srecode-dictionary-lookup-name dict "comment_prefix"))
(and comment-multi-line comment-continue)
(and (not comment-multi-line) comment-start)))
(strs (split-string str "\n"))
(newstr "")
)
(while strs
(cond ((and (not comment-multi-line) (string= (car strs) ""))
; (setq newstr (concat newstr "\n")))
)
(t
(setq newstr (concat newstr cs " " (car strs)))))
(setq strs (cdr strs))
(when strs (setq newstr (concat newstr "\n"))))
newstr))
(provide 'srecode/filters)
;;; srecode/filters.el ends here
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