diff options
-rw-r--r-- | CHANGELOG.rdoc | 6 | ||||
-rw-r--r-- | lib/psych/visitors/yaml_tree.rb | 6 | ||||
-rw-r--r-- | test/psych/test_symbol.rb | 8 |
3 files changed, 19 insertions, 1 deletions
diff --git a/CHANGELOG.rdoc b/CHANGELOG.rdoc index eadc02f..2ea6022 100644 --- a/CHANGELOG.rdoc +++ b/CHANGELOG.rdoc @@ -1,3 +1,9 @@ +Fri Jun 6 07:41:41 2014 Aaron Patterson <aaron@tenderlovemaking.com> + + * ext/psych/lib/psych/visitors/yaml_tree.rb: dump empty symbols with a + tag so that they can be parsed on input. [Bug #9873] [ruby-core:62825] + * test/psych/test_symbol.rb: test for change + 2014-03-27 SHIBATA Hiroshi <shibata.hiroshi@gmail.com> * ext/psych/yaml/scanner.c: merge libyaml 0.1.6 diff --git a/lib/psych/visitors/yaml_tree.rb b/lib/psych/visitors/yaml_tree.rb index ff0fcd2..96260da 100644 --- a/lib/psych/visitors/yaml_tree.rb +++ b/lib/psych/visitors/yaml_tree.rb @@ -378,7 +378,11 @@ module Psych end def visit_Symbol o - @emitter.scalar ":#{o}", nil, nil, true, false, Nodes::Scalar::ANY + if o.empty? + @emitter.scalar "", nil, '!ruby/symbol', false, false, Nodes::Scalar::ANY + else + @emitter.scalar ":#{o}", nil, nil, true, false, Nodes::Scalar::ANY + end end private diff --git a/test/psych/test_symbol.rb b/test/psych/test_symbol.rb index 2b4470d..558a672 100644 --- a/test/psych/test_symbol.rb +++ b/test/psych/test_symbol.rb @@ -2,6 +2,14 @@ require_relative 'helper' module Psych class TestSymbol < TestCase + def test_cycle_empty + assert_cycle :'' + end + + def test_cycle_colon + assert_cycle :':' + end + def test_cycle assert_cycle :a end |