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authorAlex Kost <alezost@gmail.com>2015-08-12 20:32:45 +0300
committerAlex Kost <alezost@gmail.com>2015-08-30 18:26:02 +0300
commit26476d5852f31097994113b88d9c51f1f4378c99 (patch)
tree89caa9b212fc4958a3abb1cc9c14ffbde8dc7384 /emacs
parent25a2839c9dfb72fc4eddf0621b80023f87fc2e2e (diff)
emacs: Add help variables.
* emacs/guix-pcomplete.el (guix-pcomplete-parse-package-regexp, guix-pcomplete-parse-command-regexp, guix-pcomplete-parse-long-option-regexp, guix-pcomplete-parse-short-option-regexp, guix-pcomplete-parse-list-regexp, guix-pcomplete-parse-regexp-group, guix-pcomplete-systems, guix-pcomplete-hash-formats, guix-pcomplete-refresh-subsets, guix-pcomplete-key-policies): Move and rename to ... * emacs/guix-help-vars.el (guix-help-parse-package-regexp, guix-help-parse-command-regexp, guix-help-parse-long-option-regexp, guix-help-parse-short-option-regexp, guix-help-parse-list-regexp, guix-help-parse-regexp-group, guix-help-system-types, guix-help-hash-formats, guix-help-refresh-subsets, guix-help-key-policies): ...here. New file. (guix-help-parse-option-regexp, guix-help-source-types, guix-help-verify-options, guix-help-elpa-archives): New variables. * emacs.am (ELFILES): Add "guix-help-vars.el".
Diffstat (limited to 'emacs')
-rw-r--r--emacs/guix-help-vars.el108
-rw-r--r--emacs/guix-pcomplete.el86
2 files changed, 125 insertions, 69 deletions
diff --git a/emacs/guix-help-vars.el b/emacs/guix-help-vars.el
new file mode 100644
index 0000000000..8117d28f3e
--- /dev/null
+++ b/emacs/guix-help-vars.el
@@ -0,0 +1,108 @@
+;;; guix-help-vars.el --- Variables related to --help output
+
+;; Copyright © 2015 Alex Kost <alezost@gmail.com>
+
+;; This file is part of GNU Guix.
+
+;; GNU Guix 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 Guix 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 this program. If not, see <http://www.gnu.org/licenses/>.
+
+;;; Commentary:
+
+;; This file provides regular expressions to parse various "guix
+;; ... --help" outputs and lists of non-receivable items (system types,
+;; hash formats, etc.).
+
+;;; Code:
+
+
+;;; Regexps for parsing "guix ..." outputs
+
+(defvar guix-help-parse-option-regexp
+ (rx bol " "
+ (zero-or-one (group "-" (not (any "- ")))
+ ",")
+ (one-or-more " ")
+ (group "--" (one-or-more (or wordchar "-")))
+ (group (zero-or-one "[")
+ (zero-or-one "="))
+ (zero-or-more (not space))
+ (one-or-more space)
+ (group (one-or-more any)))
+ "Common regexp used to find command options.")
+
+(defvar guix-help-parse-command-regexp
+ (rx bol " "
+ (group wordchar (one-or-more (or wordchar "-"))))
+ "Regexp used to find guix commands.
+'Command' means any option not prefixed with '-'. For example,
+guix subcommand, system action, importer, etc.")
+
+(defvar guix-help-parse-long-option-regexp
+ (rx (or " " ", ")
+ (group "--" (one-or-more (or wordchar "-"))
+ (zero-or-one "=")))
+ "Regexp used to find long options.")
+
+(defvar guix-help-parse-short-option-regexp
+ (rx bol (one-or-more blank)
+ "-" (group (not (any "- "))))
+ "Regexp used to find short options.")
+
+(defvar guix-help-parse-package-regexp
+ (rx bol (group (one-or-more (not blank))))
+ "Regexp used to find names of the packages.")
+
+(defvar guix-help-parse-list-regexp
+ (rx bol (zero-or-more blank) "- "
+ (group (one-or-more (or wordchar "-"))))
+ "Regexp used to find various lists (lint checkers, graph types).")
+
+(defvar guix-help-parse-regexp-group 1
+ "Parenthesized expression of regexps used to find commands and
+options.")
+
+
+;;; Non-receivable lists of system types, hash formats, etc.
+
+(defvar guix-help-system-types
+ '("x86_64-linux" "i686-linux" "armhf-linux" "mips64el-linux")
+ "List of supported systems.")
+
+(defvar guix-help-source-types
+ '("package" "all" "transitive")
+ "List of supported sources types.")
+
+(defvar guix-help-hash-formats
+ '("nix-base32" "base32" "base16" "hex" "hexadecimal")
+ "List of supported hash formats.")
+
+(defvar guix-help-refresh-subsets
+ '("core" "non-core")
+ "List of supported 'refresh' subsets.")
+
+(defvar guix-help-key-policies
+ '("interactive" "always" "never")
+ "List of supported key download policies.")
+
+(defvar guix-help-verify-options
+ '("repair" "contents")
+ "List of supported 'verify' options")
+
+(defvar guix-help-elpa-archives
+ '("gnu" "melpa" "melpa-stable")
+ "List of supported ELPA archives.")
+
+(provide 'guix-help-vars)
+
+;;; guix-help-vars.el ends here
diff --git a/emacs/guix-pcomplete.el b/emacs/guix-pcomplete.el
index 2b9249554b..4743be59bd 100644
--- a/emacs/guix-pcomplete.el
+++ b/emacs/guix-pcomplete.el
@@ -28,59 +28,7 @@
(require 'pcmpl-unix)
(require 'cl-lib)
(require 'guix-utils)
-
-
-;;; Regexps for parsing various "guix ..." outputs
-
-(defvar guix-pcomplete-parse-package-regexp
- (rx bol (group (one-or-more (not blank))))
- "Regexp used to find names of the packages.")
-
-(defvar guix-pcomplete-parse-command-regexp
- (rx bol " "
- (group wordchar (one-or-more (or wordchar "-"))))
- "Regexp used to find guix commands.
-'Command' means any option not prefixed with '-'. For example,
-guix subcommand, system action, importer, etc.")
-
-(defvar guix-pcomplete-parse-long-option-regexp
- (rx (or " " ", ")
- (group "--" (one-or-more (or wordchar "-"))
- (zero-or-one "=")))
- "Regexp used to find long options.")
-
-(defvar guix-pcomplete-parse-short-option-regexp
- (rx bol (one-or-more blank)
- "-" (group (not (any "- "))))
- "Regexp used to find short options.")
-
-(defvar guix-pcomplete-parse-list-regexp
- (rx bol (zero-or-more blank) "- "
- (group (one-or-more (or wordchar "-"))))
- "Regexp used to find various lists (lint checkers, graph types).")
-
-(defvar guix-pcomplete-parse-regexp-group 1
- "Parenthesized expression of regexps used to find commands and
-options.")
-
-
-;;; Non-receivable completions
-
-(defvar guix-pcomplete-systems
- '("x86_64-linux" "i686-linux" "armhf-linux" "mips64el-linux")
- "List of supported systems.")
-
-(defvar guix-pcomplete-hash-formats
- '("nix-base32" "base32" "base16" "hex" "hexadecimal")
- "List of supported hash formats.")
-
-(defvar guix-pcomplete-refresh-subsets
- '("core" "non-core")
- "List of supported 'refresh' subsets.")
-
-(defvar guix-pcomplete-key-policies
- '("interactive" "always" "never")
- "List of supported key download policies.")
+(require 'guix-help-vars)
;;; Interacting with guix
@@ -128,7 +76,7 @@ function call is returned."
(let* ((args '("--help"))
(args (if command (cons command args) args))
(res (apply #'guix-pcomplete-run-guix-and-search
- ,regexp guix-pcomplete-parse-regexp-group args)))
+ ,regexp guix-help-parse-regexp-group args)))
,(if filter
`(funcall ,filter res)
'res))))
@@ -137,23 +85,23 @@ function call is returned."
"If COMMAND is nil, return a list of available guix commands.
If COMMAND is non-nil (it should be a string), return available
subcommands, actions, etc. for this guix COMMAND."
- guix-pcomplete-parse-command-regexp)
+ guix-help-parse-command-regexp)
(guix-pcomplete-define-options-finder guix-pcomplete-long-options
"Return a list of available long options for guix COMMAND."
- guix-pcomplete-parse-long-option-regexp)
+ guix-help-parse-long-option-regexp)
(guix-pcomplete-define-options-finder guix-pcomplete-short-options
"Return a string with available short options for guix COMMAND."
- guix-pcomplete-parse-short-option-regexp
+ guix-help-parse-short-option-regexp
(lambda (list)
(guix-concat-strings list "")))
(guix-memoized-defun guix-pcomplete-all-packages ()
"Return a list of all available Guix packages."
(guix-pcomplete-run-guix-and-search
- guix-pcomplete-parse-package-regexp
- guix-pcomplete-parse-regexp-group
+ guix-help-parse-package-regexp
+ guix-help-parse-regexp-group
"package" "--list-available"))
(guix-memoized-defun guix-pcomplete-installed-packages (&optional profile)
@@ -162,22 +110,22 @@ subcommands, actions, etc. for this guix COMMAND."
(list (concat "--profile=" profile))))
(args (append '("package" "--list-installed") args)))
(apply #'guix-pcomplete-run-guix-and-search
- guix-pcomplete-parse-package-regexp
- guix-pcomplete-parse-regexp-group
+ guix-help-parse-package-regexp
+ guix-help-parse-regexp-group
args)))
(guix-memoized-defun guix-pcomplete-lint-checkers ()
"Return a list of all available lint checkers."
(guix-pcomplete-run-guix-and-search
- guix-pcomplete-parse-list-regexp
- guix-pcomplete-parse-regexp-group
+ guix-help-parse-list-regexp
+ guix-help-parse-regexp-group
"lint" "--list-checkers"))
(guix-memoized-defun guix-pcomplete-graph-types ()
"Return a list of all available graph types."
(guix-pcomplete-run-guix-and-search
- guix-pcomplete-parse-list-regexp
- guix-pcomplete-parse-regexp-group
+ guix-help-parse-list-regexp
+ guix-help-parse-regexp-group
"graph" "--list-types"))
@@ -283,7 +231,7 @@ INPUT is the current partially completed string."
((option? "-L" "--load-path")
(complete* (pcomplete-dirs)))
((string= "--key-download" option)
- (complete* guix-pcomplete-key-policies))
+ (complete* guix-help-key-policies))
((command? "package")
(cond
@@ -312,7 +260,7 @@ INPUT is the current partially completed string."
((and (command? "archive" "build" "size")
(option? "-s" "--system"))
- (complete* guix-pcomplete-systems))
+ (complete* guix-help-system-types))
((and (command? "build")
(option? "-r" "--root"))
@@ -328,7 +276,7 @@ INPUT is the current partially completed string."
((and (command? "hash" "download")
(option? "-f" "--format"))
- (complete* guix-pcomplete-hash-formats))
+ (complete* guix-help-hash-formats))
((and (command? "lint")
(option? "-c" "--checkers"))
@@ -341,7 +289,7 @@ INPUT is the current partially completed string."
((and (command? "refresh")
(option? "-s" "--select"))
- (complete* guix-pcomplete-refresh-subsets))
+ (complete* guix-help-refresh-subsets))
((and (command? "size")
(option? "-m" "--map-file"))