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Diffstat (limited to 'configs/shared/emacs/.emacs.d/elpa/xterm-color-20180202.2318/xterm-color.el')
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diff --git a/configs/shared/emacs/.emacs.d/elpa/xterm-color-20180202.2318/xterm-color.el b/configs/shared/emacs/.emacs.d/elpa/xterm-color-20180202.2318/xterm-color.el deleted file mode 100644 index ac79ff61a306..000000000000 --- a/configs/shared/emacs/.emacs.d/elpa/xterm-color-20180202.2318/xterm-color.el +++ /dev/null @@ -1,699 +0,0 @@ -;;; xterm-color.el --- ANSI & XTERM 256 color support -*- lexical-binding: t -*- -;; -;; Copyright (C) 2010-2018 xristos@sdf.lonestar.org -;; All rights reserved -;; -;; Version: 1.7 - 2018-2-2 -;; Package-Version: 20180202.2318 -;; Author: xristos@sdf.lonestar.org -;; URL: https://github.com/atomontage/xterm-color -;; Package-Requires: ((cl-lib "0.5")) -;; Keywords: faces -;; -;; Redistribution and use in source and binary forms, with or without -;; modification, are permitted provided that the following conditions -;; are met: -;; -;; * Redistributions of source code must retain the above copyright -;; notice, this list of conditions and the following disclaimer. -;; -;; * Redistributions in binary form must reproduce the above -;; copyright notice, this list of conditions and the following -;; disclaimer in the documentation and/or other materials -;; provided with the distribution. -;; -;; THIS SOFTWARE IS PROVIDED BY THE AUTHOR 'AS IS' AND ANY EXPRESSED -;; OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED -;; WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE -;; ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY -;; DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL -;; DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE -;; GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS -;; INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, -;; WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING -;; NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS -;; SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -;;; Commentary: -;; -;; Translates ANSI control sequences into text properties. -;; -;; * Regular ANSI colors -;; -;; * XTERM 256 colors -;; -;; * Works with compilation-mode -;; -;; * Works with eshell -;; -;; * More accurate than ansi-color.el -;; -;; * Should perform much better than ansi-color.el -;; -;;; Usage: -;; -;; Call xterm-color-filter to propertize strings that you can then insert into -;; a buffer. All state is kept in buffer-local variables which means that -;; control sequences can span xterm-color-filter call boundaries. -;; -;; Example: -;; -;; (xterm-color-filter "[0;1;3;4") -;; (xterm-color-filter ";35") -;; (xterm-color-filter ";mThis is only a test") -;; (xterm-color-filter "[0m") -;; -;; -;; You may also use xterm-color-colorize-buffer, interactively or from elisp, -;; to colorize an entire buffer. -;; -;; -;; * You can replace ansi-color.el with xterm-color for all comint buffers, -;; but this may create problems with modes that propertize strings -;; and feed them through comint-preoutput-filter-functions since xterm-color-filter -;; will strip all text properties. -;; -;; The recommended configuration is to remove ansi-color-process-output from -;; comint-output-filter-functions and add xterm-color-filter as the *first* -;; hook in the buffer-local comint-preoutput-filter-functions for any comint-based -;; mode that you would like it to affect (e.g. shell-mode). -;; -;; An example configuration for shell-mode (M-x shell) is shown below: -;; -;; (setq comint-output-filter-functions -;; (remove 'ansi-color-process-output comint-output-filter-functions)) -;; -;; (add-hook 'shell-mode-hook -;; (lambda () (add-hook 'comint-preoutput-filter-functions 'xterm-color-filter nil t))) -;; -;; Also set TERM accordingly (xterm-256color) -;; -;; * You can also use it with eshell (and thus get color output from system ls): -;; -;; (require 'eshell) -;; -;; (add-hook 'eshell-before-prompt-hook -;; (lambda () -;; (setq xterm-color-preserve-properties t))) -;; -;; (add-to-list 'eshell-preoutput-filter-functions 'xterm-color-filter) -;; (setq eshell-output-filter-functions (remove 'eshell-handle-ansi-color eshell-output-filter-functions)) -;; -;; Don't forget to setenv TERM xterm-256color -;; -;; -;; * Compilation buffers -;; -;; -;; You may use `compilation-shell-minor-mode' with shell-mode buffers -;; and the configuration previously described. -;; -;; For standalone compilation-mode buffers, you may use the following -;; configuration: -;; -;; (setq compilation-environment '("TERM=xterm-256color")) -;; -;; (add-hook 'compilation-start-hook -;; (lambda (proc) -;; ;; We need to differentiate between compilation-mode buffers -;; ;; and running as part of comint (which at this point we assume -;; ;; has been configured separately for xterm-color) -;; (when (eq (process-filter proc) 'compilation-filter) -;; ;; This is a process associated with a compilation-mode buffer. -;; ;; We may call `xterm-color-filter' before its own filter function. -;; (set-process-filter -;; proc -;; (lambda (proc string) -;; (funcall 'compilation-filter proc (xterm-color-filter string))))))) -;; -;; -;;; Test: -;; -;; M-x xterm-color-test -;; -;; For shell or eshell: -;; -;; M-x shell || M-x eshell -;; -;; perl tests/xterm-colortest && perl tests/256colors2.pl -;; -;; -;;; Code: - -(require 'cl-lib) - -(defgroup xterm-color nil - "Translates ANSI control sequences to text properties." - :prefix "xterm-color-" - :group 'processes) - -;; -;; CUSTOM -;; - -(defcustom xterm-color-debug nil - "Print ANSI state machine debug information in *Messages* if T." - :type 'boolean - :group 'xterm-color) - -(defcustom xterm-color-names - ["#192033" ; black - "#A93F43" ; red - "#59963A" ; green - "#BE8A2D" ; yellow - "#4068A3" ; blue - "#7F60A7" ; magenta - "#4E9B9B" ; cyan - "#7E8A90"] ; white - "The default colors to use as regular ANSI colors." - :type '(vector string string string string string string string string) - :group 'xterm-color) - -(defcustom xterm-color-names-bright - ["#666666" ; black - "#EC6261" ; red - "#ADCF44" ; green - "#F0C649" ; yellow - "#63B4F6" ; blue - "#CB77F9" ; magenta - "#86D7DB" ; cyan - "#D3D2D1"] ; white - "The default colors to use as bright ANSI colors." - :type '(vector string string string string string string string string) - :group 'xterm-color) - -;; -;; Buffer locals, used by state machine -;; - -(defvar xterm-color--current nil - "Hash table with current ANSI color.") - -(make-variable-buffer-local 'xterm-color--current) - -(defvar xterm-color-preserve-properties nil - "If T, preserve existing text properties on input about to be filtered. -This should be NIL most of the time as it can mess up the internal state -machine if it encounters ANSI data with text properties applied. It is -really meant for and works fine with eshell.") - -(make-variable-buffer-local 'xterm-color-preserve-properties) - -(defvar xterm-color-ignore-movement nil - "If T, ignore CSI sequences that move the cursor.") - -(make-variable-buffer-local 'xterm-color-ignore-movement) - -(defvar xterm-color--char-buffer "" - "Buffer with characters that the current ANSI color applies to. -In order to avoid having per-character text properties, we grow this -buffer dynamically until we encounter an ANSI reset sequence. - -Once that happens, we generate a single text property for the entire string.") - -(make-variable-buffer-local 'xterm-color--char-buffer) - -(defvar xterm-color--CSI-buffer "" - "Buffer with current ANSI CSI sequence bytes.") - -(make-variable-buffer-local 'xterm-color--CSI-buffer) - -(defvar xterm-color--osc-buffer "" - "Buffer with current ANSI OSC sequence bytes.") - -(make-variable-buffer-local 'xterm-color--osc-buffer) - -(defvar xterm-color--state :char - "The current state of the ANSI sequence state machine.") - -(make-variable-buffer-local 'xterm-color--state) - -(defvar xterm-color--attributes 0) - -(make-variable-buffer-local 'xterm-color--attributes) - - -(defconst +xterm-color--bright+ 1) -(defconst +xterm-color--italic+ 2) -(defconst +xterm-color--underline+ 4) -(defconst +xterm-color--strike+ 8) -(defconst +xterm-color--negative+ 16) -(defconst +xterm-color--frame+ 32) -(defconst +xterm-color--overline+ 64) - -;; -;; Functions -;; - -(cl-defun xterm-color--string-properties (string) - (cl-loop - with res = '() - with pos = 0 - do - (let ((next-pos (next-property-change pos string))) - (if next-pos - (progn - (push (list pos (text-properties-at pos string) (substring string pos next-pos)) res) - (setq pos next-pos)) - (push (list pos (text-properties-at pos string) (substring string pos)) res) - (cl-return-from xterm-color--string-properties (nreverse res)))))) - -(defun xterm-color--message (format-string &rest args) - "Call `message' with FORMAT-STRING and ARGS if `xterm-color-debug' is T." - (when xterm-color-debug - (let ((message-truncate-lines t)) - (apply 'message format-string args) - (message nil)))) - -(defun xterm-color--dispatch-SGR (elems) - (cl-loop - for elem = (cl-first elems) - while elem do - (cond - ;; Reset - ((= 0 elem) - (clrhash xterm-color--current) - (setq xterm-color--attributes 0) - (setq elems (cdr elems))) - ;; ANSI FG color - ((and (>= elem 30) - (<= elem 37)) - (setf (gethash 'foreground-color xterm-color--current) - (- elem 30)) - (setq elems (cdr elems))) - ;; ANSI BG color - ((and (>= elem 40) - (<= elem 47)) - (setf (gethash 'background-color xterm-color--current) - (- elem 40)) - (setq elems (cdr elems))) - ;; XTERM 256 FG color - ((= 38 elem) - (setf (gethash 'foreground-color xterm-color--current) - (xterm-color-256 (cl-third elems))) - (setq elems (cl-cdddr elems))) - ;; XTERM 256 BG color - ((= 48 elem) - (setf (gethash 'background-color xterm-color--current) - (xterm-color-256 (cl-third elems))) - (setq elems (cl-cdddr elems))) - ;; Reset to default FG color - ((= 39 elem) - (remhash 'foreground-color xterm-color--current) - (setq elems (cdr elems))) - ;; Reset to default BG color - ((= 49 elem) - (remhash 'background-color xterm-color--current) - (setq elems (cdr elems))) - ;; Bright color - ((= 1 elem) - (setq xterm-color--attributes - (logior xterm-color--attributes - +xterm-color--bright+)) - (setq elems (cdr elems))) - ;; Faint color, emulated as normal intensity - ((= 2 elem) - (setq xterm-color--attributes - (logand xterm-color--attributes - (lognot +xterm-color--bright+))) - (setq elems (cdr elems))) - ;; Italic - ((= 3 elem) - (setq xterm-color--attributes - (logior xterm-color--attributes - +xterm-color--italic+)) - (setq elems (cdr elems))) - ;; Underline - ((= 4 elem) - (setq xterm-color--attributes - (logior xterm-color--attributes - +xterm-color--underline+)) - (setq elems (cdr elems))) - ;; Negative - ((= 7 elem) - (setq xterm-color--attributes - (logior xterm-color--attributes - +xterm-color--negative+)) - (setq elems (cdr elems))) - ;; Strike through - ((= 9 elem) - (setq xterm-color--attributes - (logior xterm-color--attributes - +xterm-color--strike+)) - (setq elems (cdr elems))) - ;; Normal intensity - ((= 22 elem) - (setq xterm-color--attributes - (logand xterm-color--attributes - (lognot +xterm-color--bright+))) - (setq elems (cdr elems))) - ;; No italic - ((= 23 elem) - (setq xterm-color--attributes - (logand xterm-color--attributes - (lognot +xterm-color--italic+))) - (setq elems (cdr elems))) - ;; No underline - ((= 24 elem) - (setq xterm-color--attributes - (logand xterm-color--attributes - (lognot +xterm-color--underline+))) - (setq elems (cdr elems))) - ;; No negative - ((= 27 elem) - (setq xterm-color--attributes - (logand xterm-color--attributes - (lognot +xterm-color--negative+))) - (setq elems (cdr elems))) - ;; No strike through - ((= 29 elem) - (setq xterm-color--attributes - (logand xterm-color--attributes - (lognot +xterm-color--strike+))) - (setq elems (cdr elems))) - ;; Frame - ((= 51 elem) - (setq xterm-color--attributes - (logior xterm-color--attributes - +xterm-color--frame+)) - (setq elems (cdr elems))) - ;; Overline - ((= 53 elem) - (setq xterm-color--attributes - (logior xterm-color--attributes - +xterm-color--overline+)) - (setq elems (cdr elems))) - ;; No frame - ((= 54 elem) - (setq xterm-color--attributes - (logand xterm-color--attributes - (lognot +xterm-color--frame+))) - (setq elems (cdr elems))) - ;; No overline - ((= 55 elem) - (setq xterm-color--attributes - (logand xterm-color--attributes - (lognot +xterm-color--overline+))) - (setq elems (cdr elems))) - ;; AIXTERM hi-intensity FG color - ((and (>= elem 90) - (<= elem 97)) - (setf (gethash 'foreground-color xterm-color--current) - (- elem 90)) - (setq xterm-color--attributes - (logior xterm-color--attributes - +xterm-color--bright+)) - (setq elems (cdr elems))) - ;; Fallback - (t (xterm-color--message "xterm-color: not implemented SGR attribute %s" elem) - (setq elems (cdr elems)))))) - - -(defun xterm-color--dispatch-CSI (csi) - (let* ((len (1- (length csi))) - (term (aref csi len))) - (cl-macrolet ((maybe-ignore-CSI - (&rest body) - `(if xterm-color-ignore-movement - (xterm-color--message "xterm-color: ignoring %s CSI since xterm-color-ignore-movement is set" csi) - ,@body))) - (cond ((= ?m term) - ;; SGR - (if (= len 0) - (xterm-color--dispatch-SGR '(0)) - (let ((len (1- len))) ; Don't need the ?m character - (subst-char-in-string 59 ? csi t) - (xterm-color--dispatch-SGR - ;; The following is somewhat faster than - ;; (mapcar 'string-to-number (split-string csi)) - (cl-loop with idx = 0 - while (<= idx len) - for (num . end) = (read-from-string csi idx (1+ len)) - do (progn (cl-assert (integerp num)) - (setf idx end)) - collect num))))) - ((= ?J term) - ;; Clear screen - (xterm-color--message "xterm-color: %s CSI not implemented (clear screen)" csi)) - ((= ?C term) - (maybe-ignore-CSI - (let ((num (string-to-number (substring csi 0 len)))) - (setq xterm-color--char-buffer - (concat xterm-color--char-buffer - (make-string num 32)))))) - (t - (xterm-color--message "xterm-color: %s CSI not implemented" csi)))))) - - -(defun xterm-color-256 (color) - (cond ((and (>= color 232) - (<= color 255)) - ;; Grayscale - (let ((val (+ 8 (* (- color 232) 10)))) - (format "#%02x%02x%02x" - val val val))) - ((<= color 7) - ;; Normal ANSI color - (aref xterm-color-names color)) - ((and (>= color 8) - (<= color 15)) - ;; Bright ANSI color - (aref xterm-color-names-bright (- color 8))) - (t (let* ((color-table [0 #x5f #x87 #xaf #xd7 #xff]) - (color (- color 16)) - (red (/ color 36)) - (color (mod color 36)) - (green (/ color 6)) - (color (mod color 6)) - (blue color)) - ;; XTERM 256 color - (format "#%02x%02x%02x" - (aref color-table red) - (aref color-table green) - (aref color-table blue)))))) - -(defun xterm-color--make-property () - (let ((ret nil) - (fg (gethash 'foreground-color xterm-color--current)) - (bg (gethash 'background-color xterm-color--current))) - (cl-macrolet ((is-set? (attrib) `(> (logand ,attrib xterm-color--attributes) 0))) - (when (is-set? +xterm-color--italic+) - (push `(:slant italic) ret)) - (when (is-set? +xterm-color--underline+) - (push `(:underline t) ret)) - (when (is-set? +xterm-color--strike+) - (push `(:strike-through t) ret)) - (when (is-set? +xterm-color--negative+) - (push `(:inverse-video t) ret)) - (when (is-set? +xterm-color--overline+) - (push `(:overline t) ret)) - (when (is-set? +xterm-color--frame+) - (push `(:box t) ret)) - (when fg - (push `(:foreground ,(if (stringp fg) - fg - (if (is-set? +xterm-color--bright+) - (aref xterm-color-names-bright fg) - (aref xterm-color-names fg)))) - ret)) - (when bg - (push `(:background ,(if (stringp bg) bg (aref xterm-color-names bg))) - ret))) - ret)) - -(defun xterm-color-filter-real (string) - "Translate ANSI color sequences in STRING into text properties. -Returns new STRING with text properties applied. - -This function strips text properties that may be present in STRING." - ;; It is *a lot* faster to keep track of propertized strings in a list - ;; and mapconcat at the end, than using a temporary buffer to insert them. - (let ((result nil)) - (cl-macrolet ((output (x) `(push ,x result)) - (update (x place) `(setq ,place (concat ,place (string ,x)))) - (new-state (state) `(setq xterm-color--state ,state)) - (has-color? () `(or (> (hash-table-count xterm-color--current) 0) - (not (= xterm-color--attributes 0)))) - (maybe-fontify () - `(when (> (length xterm-color--char-buffer) 0) - (if (has-color?) - (output (propertize xterm-color--char-buffer 'xterm-color t - (if font-lock-mode 'font-lock-face 'face) (xterm-color--make-property))) - (output xterm-color--char-buffer)) - (setq xterm-color--char-buffer "")))) - (cl-loop for char across string do - (cl-case xterm-color--state - (:char - (cond - ((= char 27) ; ESC - (maybe-fontify) - (new-state :ansi-esc)) - (t - (if (has-color?) - (update char xterm-color--char-buffer) - (output (string char)))))) - (:ansi-esc - (cond ((= char ?\[) - (new-state :ansi-csi)) - ((= char ?\]) - (new-state :ansi-osc)) - (t - (update char xterm-color--char-buffer) - (new-state :char)))) - (:ansi-csi - (update char xterm-color--CSI-buffer) - (when (and (>= char #x40) - (<= char #x7e)) - ;; Dispatch - (xterm-color--dispatch-CSI xterm-color--CSI-buffer) - (setq xterm-color--CSI-buffer "") - (new-state :char))) - (:ansi-osc - ;; Read entire sequence - (update char xterm-color--osc-buffer) - (cond ((= char 7) - ;; BEL - ;(xterm-color--dispatch-osc xterm-color--osc-buffer) - (setq xterm-color--osc-buffer "") - (new-state :char)) - ((= char 27) - ;; ESC - (new-state :ansi-osc-esc)))) - (:ansi-osc-esc - (update char xterm-color--osc-buffer) - (cond ((= char ?\\) - ;(xterm-color--dispatch-osc xterm-color--osc-buffer) - (setq xterm-color--osc-buffer "") - (new-state :char)) - (t (new-state :ansi-osc)))))) - (when (eq xterm-color--state :char) (maybe-fontify))) - (mapconcat 'identity (nreverse result) ""))) - - -;;;###autoload -(defun xterm-color-filter (string) - "Translate ANSI color sequences in STRING into text properties. -Returns new STRING with text properties applied. - -This function will check if `xterm-color-preserve-properties' is -set to T and only call `xterm-color-filter-real' on substrings -that do not have text properties applied (passing through the rest -unmodified). Preserving properties in this fashion is really a hack -and not very robust as there may be situations where text properties -are applied on ANSI data, which will mess up the state machine. -It works fine with and is really meant for eshell though. - -This can be inserted into `comint-preoutput-filter-functions'." - (when (null xterm-color--current) - (setq xterm-color--current (make-hash-table))) - (if (not xterm-color-preserve-properties) - (xterm-color-filter-real string) - (cl-loop with res = nil - for (_ props substring) in (xterm-color--string-properties string) do - (push (if props substring (xterm-color-filter-real substring)) - res) - finally return (mapconcat 'identity (nreverse res) "")))) - -;; This will be removed in 2.0, it's here so as not to break existing configs -;; for 1.0 -> 1.6 transition. -(defalias 'xterm-color-unfontify-region 'font-lock-default-unfontify-region) - -;; -;; Interactive -;; - -;;;###autoload -(cl-defun xterm-color-colorize-buffer () - "Apply `xterm-color-filter' to current buffer, and replace its contents." - (interactive) - (let ((read-only-p buffer-read-only)) - (when read-only-p - (unless (y-or-n-p "Buffer is read only, continue colorizing? ") - (cl-return-from xterm-color-colorize-buffer)) - (read-only-mode -1)) - (insert (xterm-color-filter (delete-and-extract-region (point-min) (point-max)))) - (goto-char (point-min)) - (when read-only-p (read-only-mode 1)))) - - -;; -;; Tests -;; - -(let ((test-attributes - '((1 . "bright") - (51 . "frame") - (3 . "italic") - (4 . "underline") - (7 . "negative") - (9 . "strike through") - (53 . "overline")))) - - (defun xterm-color--test-ansi () - ;; System colors - (insert "* ANSI system colors\n\n") - (cl-loop for color from 40 to 47 do - (insert (xterm-color-filter (format "[0;%sm " color))) - finally (insert (xterm-color-filter "[0m\n\n"))) - - ;; Attributes (no color) - (insert "* ANSI attributes (default colors)\n\n") - (cl-loop for (attrib . name) in test-attributes do - (insert (xterm-color-filter (format "[0;%smThis is only a test![0m\t --[ %s ]\n" attrib name))) - finally (insert "\n")) - - ;; Attributes (blue fg) - (insert "* ANSI attributes (blue foreground)\n\n") - (cl-loop for (attrib . name) in test-attributes do - (insert (xterm-color-filter (format "[0;34;%smThis is only a test![0m\t --[ %s ]\n" attrib name))) - finally (insert "\n")) - - ;; Attributes (blue bg) - (insert "* ANSI attributes (blue background)\n\n") - (cl-loop for (attrib . name) in test-attributes do - (insert (xterm-color-filter (format "[0;44;%smThis is only a test![0m\t --[ %s ]\n" attrib name))) - finally (insert "\n")))) - -(defun xterm-color--test-xterm () - ;; Normal ANSI colors mapped to XTERM - (insert "* ANSI colors mapped to XTERM\n\n") - (cl-loop for color from 0 to 7 do - (insert (xterm-color-filter (format "[48;5;%sm " color))) - finally (insert (xterm-color-filter "[0m\n\n"))) - - ;; Bright ANSI colors mapped to XTERM - (insert "* ANSI bright colors mapped to XTERM\n\n") - (cl-loop for color from 8 to 15 do - (insert (xterm-color-filter (format "[48;5;%sm " color))) - finally (insert (xterm-color-filter "[0m\n\n"))) - - ;; XTERM 256 color cubes - (insert "* XTERM 256 color cubes\n\n") - (cl-loop for green from 0 to 5 do - (cl-loop for red from 0 to 5 do - (cl-loop for blue from 0 to 5 - for color = (+ 16 (* 36 red) (* green 6) blue) do - (insert (xterm-color-filter (format "[48;5;%sm [0m" color)))) - (insert (xterm-color-filter "[0m "))) - (insert "\n")) - (insert "\n") - - (insert "* XTERM color grayscale ramp\n\n") - (cl-loop for color from 232 to 255 do - (insert (xterm-color-filter (format "[48;5;%sm " color))) - finally (insert (xterm-color-filter "[0m\n\n")))) - -;;;###autoload -(defun xterm-color-test () - "Create and display a new buffer that contains ANSI control sequences." - (interactive) - (let* ((name (generate-new-buffer-name "xterm-color-test")) - (buf (get-buffer-create name))) - (switch-to-buffer buf)) - (xterm-color--test-ansi) - (xterm-color--test-xterm) - (setq buffer-read-only t)) - - -(provide 'xterm-color) -;;; xterm-color.el ends here |