From 1ca90beaac396f880a39c964b38c94ea09189da2 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 21 Oct 2013 15:34:55 +0000
Subject: [PATCH] * file.c (rb_file_exists_p): maybe FileTest.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@43379 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 file.c | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/file.c b/file.c
index 1468afe149..a6b5373f09 100644
--- a/file.c
+++ b/file.c
@@ -1400,7 +1400,16 @@ rb_file_exist_p(VALUE obj, VALUE fname)
 static VALUE
 rb_file_exists_p(VALUE obj, VALUE fname)
 {
-    rb_warning("File.exists? is deprecated name, use File.exist? instead");
+    const char *s = "FileTest#";
+    if (obj == rb_mFileTest) {
+	s = "FileTest.";
+    }
+    else if (obj == rb_cFile ||
+	     (RB_TYPE_P(obj, T_CLASS) &&
+	      RTEST(rb_class_inherited_p(obj, rb_cFile)))) {
+	s = "File.";
+    }
+    rb_warning("%sexists? is deprecated name, use %sexist? instead", s, s);
     return rb_file_exist_p(obj, fname);
 }