summaryrefslogtreecommitdiff
path: root/lib/psych/visitors/yaml_tree.rb
diff options
context:
space:
mode:
Diffstat (limited to 'lib/psych/visitors/yaml_tree.rb')
-rw-r--r--lib/psych/visitors/yaml_tree.rb2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/psych/visitors/yaml_tree.rb b/lib/psych/visitors/yaml_tree.rb
index 7c40050..11214ec 100644
--- a/lib/psych/visitors/yaml_tree.rb
+++ b/lib/psych/visitors/yaml_tree.rb
@@ -331,7 +331,7 @@ module Psych
style = Nodes::Scalar::FOLDED
elsif o =~ /^[^[:word:]][^"]*$/
style = Nodes::Scalar::DOUBLE_QUOTED
- elsif not String === @ss.tokenize(o)
+ elsif not String === @ss.tokenize(o) or /\A0[0-7]*[89]/ =~ o
style = Nodes::Scalar::SINGLE_QUOTED
end