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[Emacs-diffs] emacs-25 5cac11a: Make parse-time-string-chars faster
From: |
Lars Ingebrigtsen |
Subject: |
[Emacs-diffs] emacs-25 5cac11a: Make parse-time-string-chars faster |
Date: |
Sun, 28 Feb 2016 05:09:49 +0000 |
branch: emacs-25
commit 5cac11aa0676416432efca82e352938d4d4366f3
Author: Lars Ingebrigtsen <address@hidden>
Commit: Lars Ingebrigtsen <address@hidden>
Make parse-time-string-chars faster
* lisp/calendar/parse-time.el (parse-time-string-chars): Clean
up the code (backport:).
---
lisp/calendar/parse-time.el | 13 +++++--------
1 files changed, 5 insertions(+), 8 deletions(-)
diff --git a/lisp/calendar/parse-time.el b/lisp/calendar/parse-time.el
index 4086d23..6ba26a4 100644
--- a/lisp/calendar/parse-time.el
+++ b/lisp/calendar/parse-time.el
@@ -41,14 +41,11 @@
(defvar parse-time-val)
(defsubst parse-time-string-chars (char)
- (save-match-data
- (let (case-fold-search str)
- (cond ((eq char ?+) 1)
- ((eq char ?-) -1)
- ((eq char ?:) ?d)
- ((string-match "[[:upper:]]" (setq str (string char))) ?A)
- ((string-match "[[:lower:]]" str) ?a)
- ((string-match "[[:digit:]]" str) ?0)))))
+ (cond ((<= ?a char ?z) ?a)
+ ((<= ?0 char ?9) ?0)
+ ((eq char ?+) 1)
+ ((eq char ?-) -1)
+ ((eq char ?:) ?d)))
(defun parse-time-tokenize (string)
"Tokenize STRING into substrings."
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