Module: ToLua::Generator::GeneratorMethods::Hash

Included in:
Hash
Defined in:
lib/to_lua/generator.rb

Instance Method Summary collapse

Instance Method Details

#to_lua(state = nil) ⇒ Object



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# File 'lib/to_lua/generator.rb', line 56

def to_lua(state = nil)
  state = State.from_state(state)
  depth = state.depth += 1

  fields = []

  self.each do |key, value|
    field  =  ''
    field  << state.indent * state.depth if state.pretty?

    key_str = key.to_s
    if Helpers.valid_identifier?(key_str)
      field << key_str
    else
      field << '['
      field << key_str.to_lua
      field << ']'
    end

    field  << ' ' if state.pretty?
    field  << '='
    field  << ' ' if state.pretty?
    field  << value.to_lua(state)
    fields << field
  end

  depth = state.depth -= 1

  join_str = state.pretty? ? ",\n" : ','

  result =  '{'
  result << "\n" if state.pretty?
  result << fields.join(join_str)
  result << "\n" if state.pretty?
  result << state.indent * depth if state.pretty?
  result << '}'
  result
end