Commit 015b3b3e authored by Bozhidar Batsov's avatar Bozhidar Batsov
Browse files

* lisp/emacs-lisp/helpers.el (string-empty-p): New function.

(string-blank-p): New function
parent 7efb806d
......@@ -787,6 +787,8 @@ frame.
** New library helpers.el for misc helper functions
*** `hash-table-keys'
*** `hash-table-values'
*** `string-blank-p`
*** `string-empty-p`
*** `string-join`
*** `string-reverse`
*** `string-trim-left'
......
2013-11-29 Bozhidar Batsov <bozhidar@batsov.com>
* emacs-lisp/helpers.el (string-empty-p): New function.
(string-blank-p): New function.
2013-11-29 Andreas Politz <politza@hochschule-trier.de>
* imenu.el (imenu--index-alist): Add missing dot to the docstring
......
......@@ -37,6 +37,10 @@
(maphash (lambda (_k v) (push v values)) hash-table)
values))
(defsubst string-empty-p (string)
"Check whether STRING is empty."
(string= string ""))
(defsubst string-join (strings &optional separator)
"Join all STRINGS using SEPARATOR."
(mapconcat 'identity strings separator))
......@@ -61,6 +65,10 @@
"Remove leading and trailing whitespace from STRING."
(string-trim-left (string-trim-right string)))
(defsubst string-blank-p (string)
"Check whether STRING is either empty or only whitespace."
(string-empty-p (string-trim string)))
(provide 'helpers)
;;; helpers.el ends here
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