From: F. Jason Park Date: Sat, 10 Jul 2021 03:03:51 +0000 (-0700) Subject: Add missing colors to erc-irccontrols-mode X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=22104de5daa12e82bb6a246f05f4cd2927eb37a3;p=emacs.git Add missing colors to erc-irccontrols-mode * lisp/erc/erc-goodies.el (erc-spoiler-face): Add new face. (erc--controls-additional-colors): Add remaining 16-99 colors. (erc-get-bg-color-face, erc-get-fg-color-face): Look up extended colors in table. (erc-controls-remove-regexp, erc-controls-highlight-regexp): Convert to `rx' forms and move above first use to eliminate intra-file forward declarations. (erc-controls-propertize): Support spoilers. * test/lisp/erc/erc-goodies-tests.el: New file. (Bug#60954.) --- diff --git a/lisp/erc/erc-goodies.el b/lisp/erc/erc-goodies.el index 7ff5b1aecdf..5ddacb643fd 100644 --- a/lisp/erc/erc-goodies.el +++ b/lisp/erc/erc-goodies.el @@ -30,8 +30,6 @@ ;;; Code: (eval-when-compile (require 'cl-lib)) -(defvar erc-controls-highlight-regexp) -(defvar erc-controls-remove-regexp) (require 'erc) (defun erc-imenu-setup () @@ -243,6 +241,12 @@ The value `erc-interpret-controls-p' must also be t for this to work." "ERC inverse face." :group 'erc-faces) +(defface erc-spoiler-face + '((((background light)) :foreground "DimGray" :background "DimGray") + (((background dark)) :foreground "LightGray" :background "LightGray")) + "ERC spoiler face." + :group 'erc-faces) + (defface erc-underline-face '((t :underline t)) "ERC underline face." :group 'erc-faces) @@ -345,19 +349,38 @@ The value `erc-interpret-controls-p' must also be t for this to work." "ERC face." :group 'erc-faces) +;; https://lists.gnu.org/archive/html/emacs-erc/2021-07/msg00005.html +(defvar erc--controls-additional-colors + ["#470000" "#472100" "#474700" "#324700" "#004700" "#00472c" + "#004747" "#002747" "#000047" "#2e0047" "#470047" "#47002a" + "#740000" "#743a00" "#747400" "#517400" "#007400" "#007449" + "#007474" "#004074" "#000074" "#4b0074" "#740074" "#740045" + "#b50000" "#b56300" "#b5b500" "#7db500" "#00b500" "#00b571" + "#00b5b5" "#0063b5" "#0000b5" "#7500b5" "#b500b5" "#b5006b" + "#ff0000" "#ff8c00" "#ffff00" "#b2ff00" "#00ff00" "#00ffa0" + "#00ffff" "#008cff" "#0000ff" "#a500ff" "#ff00ff" "#ff0098" + "#ff5959" "#ffb459" "#ffff71" "#cfff60" "#6fff6f" "#65ffc9" + "#6dffff" "#59b4ff" "#5959ff" "#c459ff" "#ff66ff" "#ff59bc" + "#ff9c9c" "#ffd39c" "#ffff9c" "#e2ff9c" "#9cff9c" "#9cffdb" + "#9cffff" "#9cd3ff" "#9c9cff" "#dc9cff" "#ff9cff" "#ff94d3" + "#000000" "#131313" "#282828" "#363636" "#4d4d4d" "#656565" + "#818181" "#9f9f9f" "#bcbcbc" "#e2e2e2" "#ffffff"]) + (defun erc-get-bg-color-face (n) "Fetches the right face for background color N (0-15)." (if (stringp n) (setq n (string-to-number n))) (if (not (numberp n)) (prog1 'default (erc-error "erc-get-bg-color-face: n is NaN: %S" n)) - (when (> n 16) + (when (> n 99) (erc-log (format " Wrong color: %s" n)) (setq n (mod n 16))) (cond ((and (>= n 0) (< n 16)) (intern (concat "bg:erc-color-face" (number-to-string n)))) - (t (erc-log (format " Wrong color: %s" n)) 'default)))) + ((< 15 n 99) + (list :background (aref erc--controls-additional-colors (- n 16)))) + (t (erc-log (format " Wrong color: %s" n)) '(default))))) (defun erc-get-fg-color-face (n) "Fetches the right face for foreground color N (0-15)." @@ -365,13 +388,15 @@ The value `erc-interpret-controls-p' must also be t for this to work." (if (not (numberp n)) (prog1 'default (erc-error "erc-get-fg-color-face: n is NaN: %S" n)) - (when (> n 16) + (when (> n 99) (erc-log (format " Wrong color: %s" n)) (setq n (mod n 16))) (cond ((and (>= n 0) (< n 16)) (intern (concat "fg:erc-color-face" (number-to-string n)))) - (t (erc-log (format " Wrong color: %s" n)) 'default)))) + ((< 15 n 99) + (list :foreground (aref erc--controls-additional-colors (- n 16)))) + (t (erc-log (format " Wrong color: %s" n)) '(default))))) ;;;###autoload(autoload 'erc-irccontrols-mode "erc-goodies" nil t) (define-erc-module irccontrols nil @@ -383,6 +408,25 @@ The value `erc-interpret-controls-p' must also be t for this to work." (remove-hook 'erc-send-modify-hook #'erc-controls-highlight) (erc--modify-local-map nil "C-c C-c" #'erc-toggle-interpret-controls))) +;; These patterns were moved here to circumvent compiler warnings but +;; otherwise translated verbatim from their original string-literal +;; definitions (minus a small bug fix to satisfy newly added tests). +(defvar erc-controls-remove-regexp + (rx (or ?\C-b ?\C-\] ?\C-_ ?\C-v ?\C-g ?\C-o + (: ?\C-c (? (any "0-9")) (? (any "0-9")) + (? (group ?, (any "0-9") (? (any "0-9"))))))) + "Regular expression matching control characters to remove.") + +;; Before the change to `rx', group 3 used to be a sibling of group 2. +;; This was assumed to be a bug. A few minor simplifications were +;; also performed. If incorrect, please admonish. +(defvar erc-controls-highlight-regexp + (rx (group (or ?\C-b ?\C-\] ?\C-v ?\C-_ ?\C-g ?\C-o + (: ?\C-c (? (group (** 1 2 (any "0-9"))) + (? (group ?, (group (** 1 2 (any "0-9"))))))))) + (group (* (not (any ?\C-b ?\C-c ?\C-g ?\n ?\C-o ?\C-v ?\C-\] ?\C-_))))) + "Regular expression matching control chars to highlight.") + (defun erc-controls-interpret (str) "Return a copy of STR after dealing with IRC control characters. See `erc-interpret-controls-p' and `erc-interpret-mirc-color' for options." @@ -444,16 +488,6 @@ See `erc-interpret-controls-p' and `erc-interpret-mirc-color' for options." (setq s (replace-match "" nil nil s))) s))) -(defvar erc-controls-remove-regexp - "\C-b\\|\C-]\\|\C-_\\|\C-v\\|\C-g\\|\C-o\\|\C-c[0-9]?[0-9]?\\(,[0-9][0-9]?\\)?" - "Regular expression which matches control characters to remove.") - -(defvar erc-controls-highlight-regexp - (concat "\\(\C-b\\|\C-]\\|\C-v\\|\C-_\\|\C-g\\|\C-o\\|" - "\C-c\\([0-9][0-9]?\\)?\\(,\\([0-9][0-9]?\\)\\)?\\)" - "\\([^\C-b\C-]\C-v\C-_\C-c\C-g\C-o\n]*\\)") - "Regular expression which matches control chars and the text to highlight.") - (defun erc-controls-highlight () "Highlight IRC control chars in the buffer. This is useful for `erc-insert-modify-hook' and `erc-send-modify-hook'. @@ -510,6 +544,13 @@ Also see `erc-interpret-controls-p' and `erc-interpret-mirc-color'." "Prepend properties from IRC control characters between FROM and TO. If optional argument STR is provided, apply to STR, otherwise prepend properties to a region in the current buffer." + (if (and fg bg (equal fg bg)) + (progn + (setq fg 'erc-spoiler-face + bg nil) + (put-text-property from to 'mouse-face 'erc-inverse-face str)) + (when fg (setq fg (erc-get-fg-color-face fg))) + (when bg (setq bg (erc-get-bg-color-face bg)))) (font-lock-prepend-text-property from to @@ -527,10 +568,10 @@ to a region in the current buffer." '(erc-underline-face) nil) (if fg - (list (erc-get-fg-color-face fg)) + (list fg) nil) (if bg - (list (erc-get-bg-color-face bg)) + (list bg) nil)) str) str) diff --git a/test/lisp/erc/erc-goodies-tests.el b/test/lisp/erc/erc-goodies-tests.el new file mode 100644 index 00000000000..46fcf82401b --- /dev/null +++ b/test/lisp/erc/erc-goodies-tests.el @@ -0,0 +1,253 @@ +;;; erc-goodies-tests.el --- Tests for erc-goodies -*- lexical-binding:t -*- + +;; Copyright (C) 2023 Free Software Foundation, Inc. + +;; 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 . + +;;; Commentary: +;;; Code: +(require 'ert-x) +(require 'erc-goodies) +(declare-function erc--initialize-markers "erc" (old-point continued) t) + +(defun erc-goodies-tests--assert-face (beg end-str present &optional absent) + (setq beg (+ beg (point-min))) + (let ((end (+ beg (1- (length end-str))))) + (while (and beg (< beg end)) + (let* ((val (get-text-property beg 'font-lock-face)) + (ft (flatten-tree (ensure-list val)))) + (dolist (p (ensure-list present)) + (if (consp p) + (should (member p val)) + (should (memq p ft)))) + (dolist (a (ensure-list absent)) + (if (consp a) + (should-not (member a val)) + (should-not (memq a ft)))) + (setq beg (text-property-not-all beg (point-max) + 'font-lock-face val)))))) + +;; These are from the "Examples" section of +;; https://modern.ircdocs.horse/formatting.html + +(ert-deftest erc-controls-highlight--examples () + ;; FIXME remove after adding + (unless (fboundp 'erc--initialize-markers) + (ert-skip "Missing required function")) + (should (eq t erc-interpret-controls-p)) + (let ((erc-insert-modify-hook '(erc-controls-highlight)) + erc-kill-channel-hook erc-kill-server-hook erc-kill-buffer-hook) + (with-current-buffer (get-buffer-create "#chan") + (erc-mode) + (setq-local erc-interpret-mirc-color t) + (erc--initialize-markers (point) nil) + + (let* ((m "I love \C-c3IRC!\C-c It is the \C-c7best protocol ever!") + (msg (erc-format-privmessage "bob" m nil t))) + (erc-display-message nil nil (current-buffer) msg)) + (forward-line -1) + (should (search-forward " " nil t)) + (save-restriction + (narrow-to-region (point) (pos-eol)) + (erc-goodies-tests--assert-face + 0 "I love" 'erc-default-face 'fg:erc-color-face3) + (erc-goodies-tests--assert-face + 7 " IRC!" 'fg:erc-color-face3) + (erc-goodies-tests--assert-face + 11 " It is the " 'erc-default-face 'fg:erc-color-face7) + (erc-goodies-tests--assert-face + 22 "best protocol ever!" 'fg:erc-color-face7)) + + (let* ((m "This is a \C-]\C-c13,9cool \C-cmessage") + (msg (erc-format-privmessage "alice" m nil t))) + (erc-display-message nil nil (current-buffer) msg)) + (should (search-forward " " nil t)) + (save-restriction + (narrow-to-region (point) (pos-eol)) + (erc-goodies-tests--assert-face + 0 "this is a " 'erc-default-face 'erc-italic-face) + (erc-goodies-tests--assert-face + 10 "cool " '(erc-italic-face fg:erc-color-face13 bg:erc-color-face9)) + (erc-goodies-tests--assert-face + 15 "message" 'erc-italic-face + '(fg:erc-color-face13 bg:erc-color-face9))) + + (let* ((m "IRC \C-bis \C-c4,12so \C-cgreat\C-o!") + (msg (erc-format-privmessage "bob" m nil t))) + (erc-display-message nil nil (current-buffer) msg)) + (should (search-forward " " nil t)) + (save-restriction + (narrow-to-region (point) (pos-eol)) + (erc-goodies-tests--assert-face + 0 "IRC " 'erc-default-face 'erc-bold-face) + (erc-goodies-tests--assert-face + 4 "is " 'erc-bold-face '(fg:erc-color-face4 bg:erc-color-face12)) + (erc-goodies-tests--assert-face + 7 "so " '(erc-bold-face fg:erc-color-face4 bg:erc-color-face12)) + (erc-goodies-tests--assert-face + 10 "great" 'erc-bold-face '(fg:erc-color-face4 bg:erc-color-face12)) + (erc-goodies-tests--assert-face + 15 "!" 'erc-default-face 'erc-bold-face)) + + (let* ((m (concat "Rules: Don't spam 5\C-c13,8,6\C-c,7,8, " + "and especially not \C-b9\C-b\C-]!")) + (msg (erc-format-privmessage "alice" m nil t))) + (erc-display-message nil nil (current-buffer) msg)) + (should (search-forward " " nil t)) + (save-restriction + (narrow-to-region (point) (pos-eol)) + (erc-goodies-tests--assert-face + 0 "Rules: Don't spam 5" 'erc-default-face + '(fg:erc-color-face13 bg:erc-color-face8)) + (erc-goodies-tests--assert-face + 19 ",6" '(fg:erc-color-face13 bg:erc-color-face8)) + (erc-goodies-tests--assert-face + 21 ",7,8, and especially not " 'erc-default-face + '(fg:erc-color-face13 bg:erc-color-face8 erc-bold-face)) + (erc-goodies-tests--assert-face + 44 "9" 'erc-bold-face 'erc-italic-face) + (erc-goodies-tests--assert-face + 45 "!" 'erc-italic-face 'erc-bold-face)) + + (when noninteractive + (kill-buffer))))) + +;; Like the test above, this is most intuitive when run interactively. +;; Hovering over the redacted area should reveal its underlying text +;; in a high-contrast face. + +(ert-deftest erc-controls-highlight--inverse () + ;; FIXME remove after adding + (unless (fboundp 'erc--initialize-markers) + (ert-skip "Missing required function")) + (should (eq t erc-interpret-controls-p)) + (let ((erc-insert-modify-hook '(erc-controls-highlight)) + erc-kill-channel-hook erc-kill-server-hook erc-kill-buffer-hook) + (with-current-buffer (get-buffer-create "#chan") + (erc-mode) + (setq-local erc-interpret-mirc-color t) + (erc--initialize-markers (point) nil) + + (let* ((m "Spoiler: \C-c0,0Hello\C-c1,1World!") + (msg (erc-format-privmessage "bob" m nil t))) + (erc-display-message nil nil (current-buffer) msg)) + (forward-line -1) + (should (search-forward " " nil t)) + (save-restriction + (narrow-to-region (point) (pos-eol)) + (should (eq (get-text-property (+ 9 (point)) 'mouse-face) + 'erc-inverse-face)) + (should (eq (get-text-property (1- (pos-eol)) 'mouse-face) + 'erc-inverse-face)) + (erc-goodies-tests--assert-face + 0 "Spoiler: " 'erc-default-face + '(fg:erc-color-face0 bg:erc-color-face0)) + (erc-goodies-tests--assert-face + 9 "Hello" '(erc-spoiler-face) + '( fg:erc-color-face0 bg:erc-color-face0 + fg:erc-color-face1 bg:erc-color-face1)) + (erc-goodies-tests--assert-face + 18 " World" '(erc-spoiler-face) + '( fg:erc-color-face0 bg:erc-color-face0 + fg:erc-color-face1 bg:erc-color-face1 ))) + (when noninteractive + (kill-buffer))))) + +(defvar erc-goodies-tests--motd + ;; This is from ergo's MOTD + '((":- - this is \2bold text\17.") + (":- - this is \35italics text\17.") + (":- - this is \0034red\3 and \0032blue\3 text.") + (":- - this is \0034,12red text with a light blue background\3.") + (":- - this is a normal escaped dollarsign: $") + (":- ") + (":- " + "\0031,0 00 \0030,1 01 \0030,2 02 \0030,3 03 " + "\0031,4 04 \0030,5 05 \0030,6 06 \0031,7 07 ") + (":- " + "\0031,8 08 \0031,9 09 \0030,10 10 \0031,11 11 " + "\0030,12 12 \0031,13 13 \0031,14 14 \0031,15 15 ") + (":- ") + (":- " + "\0030,16 16 \0030,17 17 \0030,18 18 \0030,19 19 " + "\0030,20 20 \0030,21 21 \0030,22 22 \0030,23 23 " + "\0030,24 24 \0030,25 25 \0030,26 26 \0030,27 27 ") + (":- " + "\0030,28 28 \0030,29 29 \0030,30 30 \0030,31 31 " + "\0030,32 32 \0030,33 33 \0030,34 34 \0030,35 35 " + "\0030,36 36 \0030,37 37 \0030,38 38 \0030,39 39 ") + (":- " + "\0030,40 40 \0030,41 41 \0030,42 42 \0030,43 43 " + "\0030,44 44 \0030,45 45 \0030,46 46 \0030,47 47 " + "\0030,48 48 \0030,49 49 \0030,50 50 \0030,51 51 ") + (":- " + "\0030,52 52 \0030,53 53 \0031,54 54 \0031,55 55 " + "\0031,56 56 \0031,57 57 \0031,58 58 \0030,59 59 " + "\0030,60 60 \0030,61 61 \0030,62 62 \0030,63 63 ") + (":- " + "\0030,64 64 \0031,65 65 \0031,66 66 \0031,67 67 " + "\0031,68 68 \0031,69 69 \0031,70 70 \0031,71 71 " + "\0030,72 72 \0030,73 73 \0030,74 74 \0030,75 75 ") + (":- " + "\0031,76 76 \0031,77 77 \0031,78 78 \0031,79 79 " + "\0031,80 80 \0031,81 81 \0031,82 82 \0031,83 83 " + "\0031,84 84 \0031,85 85 \0031,86 86 \0031,87 87 ") + (":- " + "\0030,88 88 \0030,89 89 \0030,90 90 \0030,91 91 " + "\0030,92 92 \0030,93 93 \0030,94 94 \0030,95 95 " + "\0031,96 96 \0031,97 97 \0031,98 98 \399,99 99 ") + (":- "))) + +(ert-deftest erc-controls-highlight--motd () + ;; FIXME remove after adding + (unless (fboundp 'erc--initialize-markers) + (ert-skip "Missing required function")) + (should (eq t erc-interpret-controls-p)) + (let ((erc-insert-modify-hook '(erc-controls-highlight)) + erc-kill-channel-hook erc-kill-server-hook erc-kill-buffer-hook) + (with-current-buffer (get-buffer-create "#chan") + (erc-mode) + (setq-local erc-interpret-mirc-color t) + (erc--initialize-markers (point) nil) + + (dolist (parts erc-goodies-tests--motd) + (erc-display-message nil 'notice (current-buffer) (string-join parts))) + + ;; Spot check + (goto-char (point-min)) + (should (search-forward " 16 " nil t)) + (save-restriction + (narrow-to-region (point) (pos-eol)) + (erc-goodies-tests--assert-face + 0 " 17 " '(fg:erc-color-face0 (:background "#472100"))) + (erc-goodies-tests--assert-face + 4 " 18 " '(fg:erc-color-face0 (:background "#474700")) + '((:background "#472100")))) + + (should (search-forward " 71 " nil t)) + (save-restriction + (narrow-to-region (point) (pos-eol)) + (erc-goodies-tests--assert-face + 0 " 72 " '(fg:erc-color-face0 (:background "#5959ff"))) + (erc-goodies-tests--assert-face + 4 " 73 " '(fg:erc-color-face0 (:background "#c459ff")) + '((:background "#5959ff")))) + + (goto-char (point-min)) + (when noninteractive + (kill-buffer))))) + +;;; erc-goodies-tests.el ends here