# HG changeset patch
# User Franz Glasner <f.glasner@feldmann-mg.com>
# Date 1639743139 -3600
# Node ID e3990ec55f2a1d43cdeab8b0119e5cf5093c5d62
# Parent  3cfc808e613bc9f7608b1cd674dcb6b023f8b60b
Use a quick-check for .quote() if no quoting is needed

diff -r 3cfc808e613b -r e3990ec55f2a configmix/config.py
--- a/configmix/config.py	Fri Dec 17 12:49:07 2021 +0100
+++ b/configmix/config.py	Fri Dec 17 13:12:19 2021 +0100
@@ -237,6 +237,13 @@
     _QUOTE_u = u(b'u')
     _QUOTE_U = u(b'U')
     _COMMENT = u(b'#')
+    _QUOTE_SAFE = u(b'abcdefghijklmnopqrstuvwxyz'
+                    b'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
+                    b'0123456789'
+                    b'-_@!§$&/()=?*+~;,<>´`^')
+    """Mostly used configuration key characters that do not need any quoting
+
+    """
 
     is_jail = False
     """Flag to show that this is not a jail for another configuration"""
@@ -700,6 +707,10 @@
         See also the :ref:`quoting` section.
 
         """
+        # Quick check whether all of the chars is in _QUOTE_SAFE
+        if not s.rstrip(klass._QUOTE_SAFE):
+            return s
+        # Slow path
         qc = klass._QUOTE
         s = s.replace(qc, qc + "x25")
         s = s.replace(klass._DOT, qc + "x2e")