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Diffstat (limited to 'ext/psych/lib/psych/visitors/yaml_tree.rb')
| -rw-r--r-- | ext/psych/lib/psych/visitors/yaml_tree.rb | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/ext/psych/lib/psych/visitors/yaml_tree.rb b/ext/psych/lib/psych/visitors/yaml_tree.rb index eef6125ff1..70db181a95 100644 --- a/ext/psych/lib/psych/visitors/yaml_tree.rb +++ b/ext/psych/lib/psych/visitors/yaml_tree.rb @@ -214,12 +214,19 @@ module Psych end end + def binary? string + string.encoding == Encoding::ASCII_8BIT || + string.index("\x00") || + string.count("\x00-\x7F", "^ -~\t\r\n").fdiv(string.length) > 0.3 + end + private :binary? + def visit_String o plain = false quote = false style = Nodes::Scalar::ANY - if o.index("\x00") || o.count("\x00-\x7F", "^ -~\t\r\n").fdiv(o.length) > 0.3 + if binary?(o) str = [o].pack('m').chomp tag = '!binary' # FIXME: change to below when syck is removed #tag = 'tag:yaml.org,2002:binary' |