# HG changeset patch
# User Yuya Nishihara <yuya@tcha.org>
# Date 1510399286 -32400
# Node ID 7a84a8656679e5c10d3c80b7aa51710c515dbea3
# Parent  6987d6cd420c35a9dde0642cb6cd4008e59afa70
client: do not append an option to a list of arguments

It wouldn't work if args are terminated with "--".

diff -r 6987d6cd420c -r 7a84a8656679 hglib/client.py
--- a/hglib/client.py	Mon Aug 21 17:13:37 2017 +0200
+++ b/hglib/client.py	Sat Nov 11 20:21:26 2017 +0900
@@ -852,9 +852,8 @@
 
         args = cmdbuilder(b('grep'), all=all, a=text, f=follow, i=ignorecase,
                           l=fileswithmatches, n=line, u=user, d=date,
-                          I=include, X=exclude, hidden=self.hidden,
+                          I=include, X=exclude, hidden=self.hidden, print0=True,
                           *[pattern] + files)
-        args.append(b('-0'))
 
         def eh(ret, out, err):
             if ret != 1:
@@ -1136,13 +1135,14 @@
 
         """
         # we can't really use --preview since merge doesn't support --template
-        args = cmdbuilder(b('merge'), r=rev, f=force, t=tool)
+        args = cmdbuilder(b('merge'), r=rev, f=force, t=tool,
+                          y=(cb is merge.handlers.noninteractive))
 
         prompt = None
         if cb is merge.handlers.abort:
             prompt = cb
         elif cb is merge.handlers.noninteractive:
-            args.append(b('-y'))
+            pass
         else:
             prompt = lambda size, output: cb(output) + b('\n')
 
@@ -1473,9 +1473,7 @@
         args = cmdbuilder(b('status'), rev=rev, change=change, A=all,
                           m=modified, a=added, r=removed, d=deleted, c=clean,
                           u=unknown, i=ignored, C=copies, S=subrepos, I=include,
-                          X=exclude, hidden=self.hidden)
-
-        args.append(b('-0'))
+                          X=exclude, hidden=self.hidden, print0=True)
 
         out = self.rawcommand(args)
         l = []