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module Psych
module Visitors
class JSONTree < YAMLTree
def visit_Symbol o
append create_scalar o.to_s
end
def visit_NilClass o
scalar = Nodes::Scalar.new(
'null', nil, nil, true, false, Nodes::Scalar::PLAIN)
append scalar
end
private
def create_document
doc = super
doc.implicit = true
doc.implicit_end = true
doc
end
def create_mapping
map = super
map.style = Nodes::Mapping::FLOW
map
end
def create_scalar value, anchor = nil, tag = nil, plain = false, quoted = true, style = Nodes::Scalar::ANY
super(value, anchor, tag, false, true, style)
end
def create_sequence anchor = nil, tag = nil, implicit = true, style = Nodes::Sequence::FLOW
super
end
end
end
end
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