#[]	YAML::BaseNode#[]
#at	YAML::BaseNode#at
#children	YAML::BaseNode#children
#children_with_index	YAML::BaseNode#children_with_index
#emit	YAML::BaseNode#emit
#match_path	YAML::BaseNode#match_path
#match_segment	YAML::BaseNode#match_segment
#search	YAML::BaseNode#search
#select	YAML::BaseNode#select
#select!	YAML::BaseNode#select!
