class Psych::Coder

called, respectively.
objects like Sequence and Scalar may be emitted if seq= or scalar= are
automatically assumes a Psych::Nodes::Mapping is being emitted. Other
be passed to the method when the object is being serialized. The Coder
If an object defines encode_with, then an instance of Psych::Coder will
##

def [] k 

def [] k
  @type = :map
  @map[k]
end

def []= k, v 

def []= k, v
  @type = :map
  @map[k] = v
end

def initialize tag 

def initialize tag
  @map      = {}
  @seq      = []
  @implicit = false
  @type     = :map
  @tag      = tag
  @style    = Psych::Nodes::Mapping::BLOCK
  @scalar   = nil
  @object   = nil
end

def map tag = @tag, style = @style

Emit a map. The coder will be yielded to the block. 
def map tag = @tag, style = @style
  @tag   = tag
  @style = style
  yield self if block_given?
  @map
end

def map= map

Emit a map with +value+ 
def map= map
  @type = :map
  @map  = map
end

def represent_map tag, map

Emit a sequence with +map+ and +tag+ 
def represent_map tag, map
  @tag = tag
  self.map = map
end

def represent_object tag, obj

Emit an arbitrary object +obj+ and +tag+ 
def represent_object tag, obj
  @tag    = tag
  @type   = :object
  @object = obj
end

def represent_scalar tag, value

Emit a scalar with +value+ and +tag+ 
def represent_scalar tag, value
  self.tag    = tag
  self.scalar = value
end

def represent_seq tag, list

Emit a sequence with +list+ and +tag+ 
def represent_seq tag, list
  @tag = tag
  self.seq = list
end

def scalar *args 

def scalar *args
  if args.length > 0
    warn "#{caller[0]}: Coder#scalar(a,b,c) is deprecated" if $VERBOSE
    @tag, @scalar, _ = args
    @type = :scalar
  end
  @scalar
end

def scalar= value

Emit a scalar with +value+ 
def scalar= value
  @type   = :scalar
  @scalar = value
end

def seq= list

Emit a sequence of +list+ 
def seq= list
  @type = :seq
  @seq  = list
end