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Diffstat (limited to 'elpa/ledger-mode-20200530.1710/ledger-texi.el')
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diff --git a/elpa/ledger-mode-20200530.1710/ledger-texi.el b/elpa/ledger-mode-20200530.1710/ledger-texi.el new file mode 100644 index 0000000..45eb281 --- /dev/null +++ b/elpa/ledger-mode-20200530.1710/ledger-texi.el @@ -0,0 +1,179 @@ +;;; ledger-texi.el --- Helper code for use with the "ledger" command-line tool -*- lexical-binding: t; -*- + +;; Copyright (C) 2003-2016 John Wiegley (johnw AT gnu DOT org) + +;; This file is not part of GNU Emacs. + +;; This 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 2, or (at your option) any later +;; version. +;; +;; This 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; see the file COPYING. If not, write to the +;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, +;; MA 02110-1301 USA. + +;;; Commentary: +;; + +;;; Code: +(defvar ledger-binary-path) + +(defgroup ledger-texi nil + "Options for working on Ledger texi documentation" + :group 'ledger) + +(defcustom ledger-texi-sample-doc-path "~/ledger/doc/sample.dat" + "Location for sample data to be used in texi tests." + :type 'file + :group 'ledger-texi) + +(defcustom ledger-texi-normalization-args "--args-only --columns 80" + "Texi normalization for producing ledger output." + :type 'string + :group 'ledger-texi) + +(defun ledger-update-test () + (interactive) + (goto-char (point-min)) + (let ((command (buffer-substring (point-min) (line-end-position)))) + (re-search-forward "^<<<\n") + (let ((beg (point)) end) + (re-search-forward "^>>>") + (setq end (match-beginning 0)) + (forward-line 1) + (let ((output-beg (point))) + (re-search-forward "^>>>") + (goto-char (match-beginning 0)) + (delete-region output-beg (point)) + (apply #'call-process-region + beg end (expand-file-name "~/Products/ledger/debug/ledger") + nil t nil + "-f" "-" "--args-only" "--columns=80" "--no-color" + (split-string command " ")))))) + +(defun ledger-texi-write-test (name command input output &optional category) + (let ((buf (current-buffer))) + (with-current-buffer (find-file-noselect + (expand-file-name (concat name ".test") category)) + (erase-buffer) + (let ((case-fold-search nil)) + (if (string-match "\\$LEDGER\\s-+" command) + (setq command (replace-match "" t t command))) + (if (string-match " -f \\$\\([-a-z]+\\)" command) + (setq command (replace-match "" t t command)))) + (insert command ?\n) + (insert "<<<" ?\n) + (insert input) + (insert ">>>1" ?\n) + (insert output) + (insert ">>>2" ?\n) + (insert "=== 0" ?\n) + (save-buffer) + (unless (eq buf (current-buffer)) + (kill-buffer (current-buffer)))))) + +(defun ledger-texi-update-test () + (interactive) + (let ((details (ledger-texi-test-details)) + (name (file-name-sans-extension + (file-name-nondirectory (buffer-file-name))))) + (ledger-texi-write-test + name (nth 0 details) + (nth 1 details) + (ledger-texi-invoke-command + (ledger-texi-expand-command + (nth 0 details) + (ledger-texi-write-test-data name (nth 1 details))))))) + +(defun ledger-texi-test-details () + (goto-char (point-min)) + (let ((command (buffer-substring (point) (line-end-position))) + input output) + (re-search-forward "^<<<") + (let ((input-beg (1+ (match-end 0)))) + (re-search-forward "^>>>1") + (let ((output-beg (1+ (match-end 0)))) + (setq input (buffer-substring input-beg (match-beginning 0))) + (re-search-forward "^>>>2") + (setq output (buffer-substring output-beg (match-beginning 0))) + (list command input output))))) + +(defun ledger-texi-expand-command (command data-file) + (if (string-match "\\$LEDGER" command) + (replace-match (format "%s -f \"%s\" %s" ledger-binary-path + data-file ledger-texi-normalization-args) t t command) + (concat (format "%s -f \"%s\" %s " ledger-binary-path + data-file ledger-texi-normalization-args) command))) + +(defun ledger-texi-invoke-command (command) + (with-temp-buffer (shell-command command t (current-buffer)) + (if (= (point-min) (point-max)) + (progn + (push-mark nil t) + (message "Command '%s' yielded no result at %d" command (point)) + (ding)) + (buffer-string)))) + +(defun ledger-texi-write-test-data (name input) + (let ((path (expand-file-name name temporary-file-directory))) + (with-current-buffer (find-file-noselect path) + (erase-buffer) + (insert input) + (save-buffer)) + path)) + +(defun ledger-texi-update-examples () + (interactive) + (save-excursion + (goto-char (point-min)) + (while (re-search-forward "^@c \\(\\(?:sm\\)?ex\\) \\(\\S-+\\): \\(.*\\)" nil t) + (let ((section (match-string 1)) + (example-name (match-string 2)) + (command (match-string 3)) + (data-file ledger-texi-sample-doc-path) + input output) + (goto-char (match-end 0)) + (forward-line) + (when (looking-at "@\\(\\(?:small\\)?example\\)") + (let ((beg (point))) + (re-search-forward "^@end \\(\\(?:small\\)?example\\)") + (delete-region beg (1+ (point))))) + + (when (let ((case-fold-search nil)) + (string-match " -f \\$\\([-a-z]+\\)" command)) + (let ((label (match-string 1 command))) + (setq command (replace-match "" t t command)) + (save-excursion + (goto-char (point-min)) + (search-forward (format "@c data: %s" label)) + (re-search-forward "@\\(\\(?:small\\)?example\\)") + (forward-line) + (let ((beg (point))) + (re-search-forward "@end \\(\\(?:small\\)?example\\)") + (setq data-file (ledger-texi-write-test-data + (format "%s.dat" label) + (buffer-substring-no-properties + beg (match-beginning 0)))))))) + + (let ((section-name (if (string= section "smex") + "smallexample" + "example")) + (output (ledger-texi-invoke-command + (ledger-texi-expand-command command data-file)))) + (insert "@" section-name ?\n output + "@end " section-name ?\n)) + + ;; Update the regression test associated with this example + (ledger-texi-write-test example-name command input output + "../test/manual"))))) + +(provide 'ledger-texi) + +;;; ledger-texi.el ends here |