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module Sass::Script::Value
# A SassScript object representing a map from keys to values. Both keys and
# values can be any SassScript object.
class Map < Base
# The Ruby hash containing the contents of this map.
#
# @return [Hash<Node, Node>]
attr_reader :value
alias_method :to_h, :value
# Creates a new map.
#
# @param hash [Hash<Node, Node>]
def initialize(hash)
super(hash)
end
# @see Value#options=
def options=(options)
super
value.each do |k, v|
k.options = options
v.options = options
end
end
# @see Value#separator
def separator
:comma unless value.empty?
end
# @see Value#to_a
def to_a
value.map do |k, v|
list = List.new([k, v], separator: :space)
list.options = options
list
end
end
# @see Value#eq
def eq(other)
Bool.new(other.is_a?(Map) && value == other.value)
end
def hash
@hash ||= value.hash
end
# @see Value#to_s
def to_s(opts = {})
raise Sass::SyntaxError.new("#{inspect} isn't a valid CSS value.")
end
def to_sass(opts = {})
return "()" if value.empty?
to_sass = lambda do |value|
if value.is_a?(List) && value.separator == :comma
"(#{value.to_sass(opts)})"
else
value.to_sass(opts)
end
end
"(#{value.map {|(k, v)| "#{to_sass[k]}: #{to_sass[v]}"}.join(', ')})"
end
alias_method :inspect, :to_sass
end
end
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