* ext/psych/parser.c: just get the constant defined in Ruby.

* ext/psych/lib/psych/syntax_error.rb: Psych::SyntaxError now inherits
  from StandardError rather than SyntaxError.  Thanks Eric Hodel!

* test/psych/test_exception.rb: tests for change.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@37292 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,12 @@
+Tue Oct 23 06:21:05 2012  Aaron Patterson <aaron@tenderlovemaking.com>
+
+	* ext/psych/parser.c: just get the constant defined in Ruby.
+
+	* ext/psych/lib/psych/syntax_error.rb: Psych::SyntaxError now inherits
+	  from StandardError rather than SyntaxError.  Thanks Eric Hodel!
+
+	* test/psych/test_exception.rb: tests for change.
+
 Tue Oct 23 06:17:36 2012  Aaron Patterson <aaron@tenderlovemaking.com>
 
 	* ext/psych/lib/psych/scalar_scanner.rb: Cache symbols while

ext/psych/lib/psych/syntax_error.rb

@@ -1,5 +1,8 @@
 module Psych
-  class SyntaxError < ::SyntaxError
+  class Error < RuntimeError
+  end
+
+  class SyntaxError < Error
     attr_reader :file, :line, :column, :offset, :problem, :context
 
     def initialize file, line, col, offset, problem, context

ext/psych/parser.c

@@ -557,7 +557,7 @@ void Init_psych_parser()
     rb_define_const(cPsychParser, "UTF16BE", INT2NUM(YAML_UTF16BE_ENCODING));
 
     rb_require("psych/syntax_error");
-    ePsychSyntaxError = rb_define_class_under(mPsych, "SyntaxError", rb_eSyntaxError);
+    ePsychSyntaxError = rb_const_get(mPsych, rb_intern("SyntaxError"));
 
     rb_define_method(cPsychParser, "parse", parse, -1);
     rb_define_method(cPsychParser, "mark", mark, 0);

test/psych/test_exception.rb

@@ -126,5 +126,26 @@ module Psych
       assert_equal 1, w.foo
       assert_nil w.bar
     end
+
+    def test_psych_syntax_error
+      Tempfile.open(['parsefile', 'yml']) do |t|
+        t.binmode
+        t.write '--- `'
+        t.close
+
+        begin
+          Psych.parse_file t.path
+        rescue StandardError
+          assert true # count assertion
+        ensure
+          return unless $!
+
+          ancestors = $!.class.ancestors.inspect
+
+          flunk "Psych::SyntaxError not rescued by StandardError: #{ancestors}"
+        end
+      end
+    end
+
   end
 end