# HG changeset patch
# User Franz Glasner <hg@dom66.de>
# Date 1538832100 -7200
# Node ID d6ce48feffd54d771a4f27fa9499a76ec8468110
# Parent  f4f13a25fe3ed015bc881c3be1768e28bb76aae5
Discard leading whitespace (' ', '\t') from fields.

But escape with '@' them if needed.

diff -r f4f13a25fe3e -r d6ce48feffd5 extensions/timestamps.py
--- a/extensions/timestamps.py	Sat Oct 06 14:58:42 2018 +0200
+++ b/extensions/timestamps.py	Sat Oct 06 15:21:40 2018 +0200
@@ -30,6 +30,8 @@
     If fields contain a ``,`` or ``#`` or ``@``: put them into ``@``;
     eventually duplicate ``@`` characters within.
 
+    Leading white space is discarded from fields. If needed use ``@``.
+
     (This is very roughly simalar to a Perforce checkpoint -- but with
     comma as fiel separator instead of a space.)
 
@@ -289,8 +291,11 @@
     :return: an escaped version or the original one
 
     """
+    if fn.startswith(' ') or fn.startswith('\t') \
+       or fn.endswith(' ') or fn.endswith('\t'):
+        return "@%s@" % fn.replace('@', "@@")
     if "," in fn or '@' in fn or '#' in fn:
-        return "@%s@" % fn.replace("@", "@@")
+        return "@%s@" % fn.replace('@', "@@")
     else:
         return fn
 
@@ -372,6 +377,9 @@
                     c2 = db.read(1)
                     comment.append(c2)
             field = comment
+        elif c in " \t":
+            if field:
+                field.append(c)
         else:
             field.append(c)
         c = db.read(1)