# HG changeset patch
# User Augie Fackler <augie@google.com>
# Date 1422300708 18000
# Node ID cecaec0e8719ebf62d5b5c33ba2912a580a6b865
# Parent  d2b81256db1eb20b4039df6c75e5f1245804f41d
fileset: use UnknownIdentifier where appropriate

diff -r d2b81256db1e -r cecaec0e8719 mercurial/fileset.py
--- a/mercurial/fileset.py	Mon Jan 26 14:31:01 2015 -0500
+++ b/mercurial/fileset.py	Mon Jan 26 14:31:48 2015 -0500
@@ -186,7 +186,7 @@
 def func(mctx, a, b):
     if a[0] == 'symbol' and a[1] in symbols:
         return symbols[a[1]](mctx, b)
-    raise error.ParseError(_("not a function: %s") % a[1])
+    raise error.UnknownIdentifier(a[1], symbols.keys())
 
 def getlist(x):
     if not x: