merges r33291 from trunk into ruby_1_9_3.

--
* parse.y (parser_data_type): inherit the core type in ripper so
  that checks in core would work.  [ruby-core:39591] [Bug #5331]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@33321 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,8 @@
+Sat Sep 17 23:34:10 2011  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* parse.y (parser_data_type): inherit the core type in ripper so
+	  that checks in core would work.  [ruby-core:39591] [Bug #5331]
+
 Fri Sep 23 14:15:01 2011  Martin Bosslet  <Martin.Bosslet@googlemail.com>
 
 	* ext/openssl/ossl_asn1.c

parse.y

@@ -5290,9 +5290,11 @@ lex_getline(struct parser_params *parser)
     return line;
 }
 
+#ifdef RIPPER
+static rb_data_type_t parser_data_type;
+#else
 static const rb_data_type_t parser_data_type;
 
-#ifndef RIPPER
 static NODE*
 parser_compile_string(volatile VALUE vparser, const char *f, VALUE s, int line)
 {
@@ -10193,7 +10195,11 @@ parser_memsize(const void *ptr)
     return size;
 }
 
-static const rb_data_type_t parser_data_type = {
+static
+#ifndef RIPPER
+const
+#endif
+rb_data_type_t parser_data_type = {
     "parser",
     {
 	parser_mark,
@@ -10809,11 +10815,19 @@ ripper_value(VALUE self, VALUE obj)
 }
 #endif
 
+
+void
+InitVM_ripper(void)
+{
+    parser_data_type.parent = RTYPEDDATA_TYPE(rb_parser_new());
+}
+
 void
 Init_ripper(void)
 {
     VALUE Ripper;
 
+    InitVM(ripper);
     Ripper = rb_define_class("Ripper", rb_cObject);
     rb_define_const(Ripper, "Version", rb_usascii_str_new2(RIPPER_VERSION));
     rb_define_alloc_func(Ripper, ripper_s_allocate);

test/ripper/test_ripper.rb

@@ -0,0 +1,49 @@
+begin
+  require 'ripper'
+  require 'test/unit'
+  ripper_test = true
+  module TestRipper; end
+rescue LoadError
+end
+
+class TestRipper::Ripper < Test::Unit::TestCase
+
+  def setup
+    @ripper = Ripper.new '1 + 1'
+  end
+
+  def test_column
+    assert_nil @ripper.column
+  end
+
+  def test_encoding
+    assert_equal Encoding::US_ASCII, @ripper.encoding
+  end
+
+  def test_end_seen_eh
+    refute @ripper.end_seen?
+  end
+
+  def test_filename
+    assert_equal '(ripper)', @ripper.filename
+  end
+
+  def test_lineno
+    assert_nil @ripper.lineno
+  end
+
+  def test_parse
+    refute @ripper.parse
+  end
+
+  def test_yydebug
+    refute @ripper.yydebug
+  end
+
+  def test_yydebug_equals
+    @ripper.yydebug = true
+
+    assert @ripper.yydebug
+  end
+
+end if ripper_test