my-log-mode.el
author Oleksandr Gavenko <gavenkoa@gmail.com>
Wed, 09 Feb 2011 15:17:21 +0200
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Report error if file not found.
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;;; my-log-mode.el --- major mode for error logs
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;; Copyright (C) 2010 by Oleksandr Gavenko <gavenkoa@gmail.com>
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;; You can do anything with this file without any warranty.
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;; Author: Oleksandr Gavenko <gavenkoa@gmail.com>
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;; Maintainer: Oleksandr Gavenko <gavenkoa@gmail.com>
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;; Created: 2011-02-09
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;; Version: 0.1
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;; Keywords: logging
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;;; Commentary:
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;;
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;; Very pure release.
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;;; Code:
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(defun my-log-goto (point)
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  ""
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  (interactive "d")
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  (let ( start stop line fname fline (fregex "^\\([^:]+\\):\\([[:digit:]]+\\):") )
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    (save-excursion
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      (move-beginning-of-line 1)
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      (setq start (point))
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      (move-end-of-line 1)
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      (setq stop (point))
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      (setq line (filter-buffer-substring start stop nil t))
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      (string-match fregex line)
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      (setq fname (match-string 1 line))
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      (when fname
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        (setq fline (string-to-int (match-string 2 line)))
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        )
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      )
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    (cond 
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     ( (and fname (file-exists-p fname))
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       (find-file-other-window fname)
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       (goto-line fline)
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      )
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     ( t
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       (message "File '%s' is not found (default directory is '%s')." fname default-directory)
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       )
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     )
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    ))
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(setq my-log-mode-map (make-sparse-keymap))
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(define-key my-log-mode-map (kbd "RET") 'my-log-goto)
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(require 'generic-x)
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;;;###autoload
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(define-generic-mode
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  'my-log-mode
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  nil
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  nil
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  '(
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    ("^\\([^:]+\\):\\([[:digit:]]+\\):[^
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]+$" (1 font-lock-function-name-face) (2 font-lock-type-face))
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    ("^\\([^:]\\{1,10\\}\\):[^
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]+$" (1 font-lock-keyword-face))
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    )
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  ;; '("\\.log$")
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  nil
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  (list
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   (lambda nil
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     (use-local-map my-log-mode-map)
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     (modify-syntax-entry ?' ".")
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     (modify-syntax-entry ?\" ".")
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     ))
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  )
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;;; my-log-mode.el ends here