diff mercurial/pure/charencode.py @ 33761:f5fc54e7e467

encoding: drop circular import by proxying through '<policy>.charencode' I decided not to split charencode.c to new C extension module because it would duplicate binary codes unnecessarily.
author Yuya Nishihara <yuya@tcha.org>
date Mon, 31 Jul 2017 23:13:47 +0900
parents
children b9101467d88b
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mercurial/pure/charencode.py	Mon Jul 31 23:13:47 2017 +0900
@@ -0,0 +1,22 @@
+# charencode.py - miscellaneous character encoding
+#
+#  Copyright 2005-2009 Matt Mackall <mpm@selenic.com> and others
+#
+# This software may be used and distributed according to the terms of the
+# GNU General Public License version 2 or any later version.
+
+from __future__ import absolute_import
+
+def asciilower(s):
+    '''convert a string to lowercase if ASCII
+
+    Raises UnicodeDecodeError if non-ASCII characters are found.'''
+    s.decode('ascii')
+    return s.lower()
+
+def asciiupper(s):
+    '''convert a string to uppercase if ASCII
+
+    Raises UnicodeDecodeError if non-ASCII characters are found.'''
+    s.decode('ascii')
+    return s.upper()