diff options
Diffstat (limited to 'lib/yaml.rb')
-rw-r--r-- | lib/yaml.rb | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/yaml.rb b/lib/yaml.rb index 9b5a9b2787..dd89a30e3f 100644 --- a/lib/yaml.rb +++ b/lib/yaml.rb @@ -30,6 +30,14 @@ module YAML ENGINE = YAML::EngineManager.new end +begin + require 'psych' +rescue LoadError + warn "#{caller[0]}:" + warn "It seems your ruby installation is missing psych (for YAML output)." + warn "To eliminate this warning, please install libyaml and reinstall your ruby." +end + engine = (!defined?(Syck) && defined?(Psych) ? 'psych' : 'syck') module Syck |