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emacs: Add utils to make symbol and string for guix command. 

* emacs/guix-utils.el (guix-shell-quote-argument, guix-command-symbol,
  guix-command-string): New functions.
This commit is contained in:
Alex Kost 2015-08-16 11:09:39 +03:00
parent 1ce96dd927
commit 009d6388e6
1 changed files with 19 additions and 0 deletions
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19
emacs/guix-utils.el
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@ -144,6 +144,25 @@ add both to the end and to the beginning."
(t
(concat separator str separator)))))
(defun guix-shell-quote-argument (argument)
"Quote shell command ARGUMENT.
This function is similar to `shell-quote-argument', but less strict."
(if (equal argument "")
"''"
(replace-regexp-in-string
"\n" "'\n'"
(replace-regexp-in-string
(rx (not (any alnum "-=,./\n"))) "\\\\\\&" argument))))
(defun guix-command-symbol (&optional args)
"Return symbol by concatenating 'guix' and ARGS (strings)."
(intern (guix-concat-strings (cons "guix" args) "-")))
(defun guix-command-string (&optional args)
"Return 'guix ARGS ...' string with quoted shell arguments."
(let ((args (mapcar #'guix-shell-quote-argument args)))
(guix-concat-strings (cons "guix" args) " ")))
(defun guix-completing-read-multiple (prompt table &optional predicate
require-match initial-input
hist def inherit-input-method)