# HG changeset patch
# User Matt Harbison <matt_harbison@yahoo.com>
# Date 1543859322 18000
# Node ID 151aec6494a8c8566e098443189dd4d17c56b575
# Parent  01c335afc997e79d674fad0bbe623ffac6472722
extdiff: avoid double backslashes in the displayed tool path on Windows

This shows the tool path in the help, and changed in 67b180c0e263.  uirepr()
already does the same thing, but that undoes the mangling in its call to repr().

diff -r 01c335afc997 -r 151aec6494a8 hgext/extdiff.py
--- a/hgext/extdiff.py	Wed Nov 28 05:06:58 2018 +0100
+++ b/hgext/extdiff.py	Mon Dec 03 12:48:42 2018 -0500
@@ -383,8 +383,9 @@
 
     def __init__(self, path, cmdline):
         # We can't pass non-ASCII through docstrings (and path is
-        # in an unknown encoding anyway)
-        docpath = stringutil.escapestr(path)
+        # in an unknown encoding anyway), but avoid double separators on
+        # Windows
+        docpath = stringutil.escapestr(path).replace(b'\\\\', b'\\')
         self.__doc__ %= {r'path': pycompat.sysstr(stringutil.uirepr(docpath))}
         self._cmdline = cmdline