1module Psych 2 module Nodes 3 ### 4 # This class represents a {YAML Mapping}[http://yaml.org/spec/1.1/#mapping]. 5 # 6 # A Psych::Nodes::Mapping node may have 0 or more children, but must have 7 # an even number of children. Here are the valid children a 8 # Psych::Nodes::Mapping node may have: 9 # 10 # * Psych::Nodes::Sequence 11 # * Psych::Nodes::Mapping 12 # * Psych::Nodes::Scalar 13 # * Psych::Nodes::Alias 14 class Mapping < Psych::Nodes::Node 15 # Any Map Style 16 ANY = 0 17 18 # Block Map Style 19 BLOCK = 1 20 21 # Flow Map Style 22 FLOW = 2 23 24 # The optional anchor for this mapping 25 attr_accessor :anchor 26 27 # The optional tag for this mapping 28 attr_accessor :tag 29 30 # Is this an implicit mapping? 31 attr_accessor :implicit 32 33 # The style of this mapping 34 attr_accessor :style 35 36 ### 37 # Create a new Psych::Nodes::Mapping object. 38 # 39 # +anchor+ is the anchor associated with the map or +nil+. 40 # +tag+ is the tag associated with the map or +nil+. 41 # +implicit+ is a boolean indicating whether or not the map was implicitly 42 # started. 43 # +style+ is an integer indicating the mapping style. 44 # 45 # == See Also 46 # See also Psych::Handler#start_mapping 47 def initialize anchor = nil, tag = nil, implicit = true, style = BLOCK 48 super() 49 @anchor = anchor 50 @tag = tag 51 @implicit = implicit 52 @style = style 53 end 54 end 55 end 56end 57