* lisp/emacs-lisp/subr-x.el: Renamed from helpers.el.

diff --git a/etc/NEWS b/etc/NEWS
index ff3741f4e2035f3e72086c1e98c1269cd9945327..49ad61d9fdb1f1a3066fbe447e944d0c6381f8ab 100644 (file)
--- a/etc/NEWS
+++ b/etc/NEWS
@@ -875,7 +875,7 @@ frame.
 +++
 ** New macro with-eval-after-load.  Like eval-after-load, but better behaved.
 
-** New library helpers.el for misc helper functions
+** New library subr-x.el for misc helper functions
 *** `hash-table-keys'
 *** `hash-table-values'
 *** `string-blank-p`

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 00e0864a5fd456e28ca018ac962d5a3093bedc59..8b3a15e1bc9371677e2748ee8bc096a89f4cefc3 100644 (file)
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,8 @@
+2013-12-20  Bozhidar Batsov  <bozhidar@batsov.com>
+
+       * emacs-lisp/subr-x.el: Renamed from helpers.el.
+       helpers.el was a poor choice of name.
+
 2013-12-20  Martin Rudalics  <rudalics@gmx.at>
 
        Fix assignment for new window total sizes.

diff --git a/lisp/emacs-lisp/helpers.el b/lisp/emacs-lisp/helpers.el
deleted file mode 100644 (file)
index b7996ad..0000000
--- a/lisp/emacs-lisp/helpers.el
+++ /dev/null
@@ -1,74 +0,0 @@
-;;; helpers.el --- Some non-essential library extensions  -*- lexical-binding:t -*-
-
-;; Copyright (C) 2013 Free Software Foundation, Inc.
-
-;; Maintainer: FSF
-;; Keywords: convenience
-;; Package: emacs
-
-;; 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 <http://www.gnu.org/licenses/>.
-
-;;; Commentary:
-
-;;; Code:
-
-(defsubst hash-table-keys (hash-table)
-  "Return a list of keys in HASH-TABLE."
-  (let ((keys '()))
-    (maphash (lambda (k _v) (push k keys)) hash-table)
-    keys))
-
-(defsubst hash-table-values (hash-table)
-  "Return a list of values in HASH-TABLE."
-  (let ((values '()))
-    (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))
-
-(defsubst string-reverse (str)
-  "Reverse the string STR."
-  (apply 'string (nreverse (string-to-list str))))
-
-(defsubst string-trim-left (string)
-  "Remove leading whitespace from STRING."
-  (if (string-match "\\`[ \t\n\r]+" string)
-      (replace-match "" t t string)
-    string))
-
-(defsubst string-trim-right (string)
-  "Remove trailing whitespace from STRING."
-  (if (string-match "[ \t\n\r]+\\'" string)
-      (replace-match "" t t string)
-    string))
-
-(defsubst string-trim (string)
-  "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-match-p "\\`[ \t\n\r]*\\'" string))
-
-(provide 'helpers)
-
-;;; helpers.el ends here

diff --git a/lisp/emacs-lisp/subr-x.el b/lisp/emacs-lisp/subr-x.el
new file mode 100644 (file)
index 0000000..07e4779
--- /dev/null
+++ b/lisp/emacs-lisp/subr-x.el
@@ -0,0 +1,78 @@
+;;; subr-x.el --- extra Lisp functions  -*- lexical-binding:t -*-
+
+;; Copyright (C) 2013 Free Software Foundation, Inc.
+
+;; Maintainer: FSF
+;; Keywords: convenience
+;; Package: emacs
+
+;; 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 <http://www.gnu.org/licenses/>.
+
+;;; Commentary:
+
+;; Less commonly used functions that complement basic APIs, often implemented in
+;; C code (like hash-tables and strings), and are not eligible for inclusion
+;; in subr.el.
+
+;;; Code:
+
+(defsubst hash-table-keys (hash-table)
+  "Return a list of keys in HASH-TABLE."
+  (let ((keys '()))
+    (maphash (lambda (k _v) (push k keys)) hash-table)
+    keys))
+
+(defsubst hash-table-values (hash-table)
+  "Return a list of values in HASH-TABLE."
+  (let ((values '()))
+    (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))
+
+(defsubst string-reverse (str)
+  "Reverse the string STR."
+  (apply 'string (nreverse (string-to-list str))))
+
+(defsubst string-trim-left (string)
+  "Remove leading whitespace from STRING."
+  (if (string-match "\\`[ \t\n\r]+" string)
+      (replace-match "" t t string)
+    string))
+
+(defsubst string-trim-right (string)
+  "Remove trailing whitespace from STRING."
+  (if (string-match "[ \t\n\r]+\\'" string)
+      (replace-match "" t t string)
+    string))
+
+(defsubst string-trim (string)
+  "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-match-p "\\`[ \t\n\r]*\\'" string))
+
+(provide 'subr-x)
+
+;;; subr-x.el ends here