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-rw-r--r--ChangeLog7
-rw-r--r--ext/psych/lib/psych/visitors/yaml_tree.rb7
-rw-r--r--test/psych/test_yaml.rb5
3 files changed, 17 insertions, 2 deletions
diff --git a/ChangeLog b/ChangeLog
index 2d93880560a..dbcf409161e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+Sat Nov 17 12:14:50 2012 Aaron Patterson <aaron@tenderlovemaking.com>
+
+ * ext/psych/lib/psych/visitors/yaml_tree.rb: use literal YAML style
+ when emitting multi-line strings. Thanks @atambo
+
+ * test/psych/test_yaml.rb: test for change.
+
Sat Nov 17 12:03:41 2012 Aaron Patterson <aaron@tenderlovemaking.com>
* ext/psych/lib/psych/scalar_scanner.rb: avoid raising exceptions when
diff --git a/ext/psych/lib/psych/visitors/yaml_tree.rb b/ext/psych/lib/psych/visitors/yaml_tree.rb
index 9cbc05df4a1..d420abd64ee 100644
--- a/ext/psych/lib/psych/visitors/yaml_tree.rb
+++ b/ext/psych/lib/psych/visitors/yaml_tree.rb
@@ -231,15 +231,18 @@ module Psych
plain = false
quote = false
style = Nodes::Scalar::ANY
+ tag = nil
+ str = o
if binary?(o)
str = [o].pack('m').chomp
tag = '!binary' # FIXME: change to below when syck is removed
#tag = 'tag:yaml.org,2002:binary'
style = Nodes::Scalar::LITERAL
+ elsif o =~ /\n/
+ quote = true
+ style = Nodes::Scalar::LITERAL
else
- str = o
- tag = nil
quote = !(String === @ss.tokenize(o))
plain = !quote
end
diff --git a/test/psych/test_yaml.rb b/test/psych/test_yaml.rb
index 796a44fa2b9..cbda3859e6a 100644
--- a/test/psych/test_yaml.rb
+++ b/test/psych/test_yaml.rb
@@ -1266,4 +1266,9 @@ EOY
Psych.load("2000-01-01 00:00:00.#{"0"*1000} +00:00\n")
# '[ruby-core:13735]'
end
+
+ def test_multiline_string_uses_literal_style
+ yaml = Psych.dump("multi\nline\nstring")
+ assert_match("|", yaml)
+ end
end