72 lines
1.6 KiB
Ruby
72 lines
1.6 KiB
Ruby
# frozen_string_literal: true
|
|
|
|
module Sass
|
|
module Value
|
|
# Sass's map type.
|
|
#
|
|
# @see https://sass-lang.com/documentation/js-api/classes/sassmap/
|
|
class Map
|
|
include Value
|
|
|
|
# @param contents [Hash<Value, Value>]
|
|
def initialize(contents = {})
|
|
@contents = contents.freeze
|
|
end
|
|
|
|
# @return [Hash<Value, Value>]
|
|
attr_reader :contents
|
|
|
|
# @return [::String, nil]
|
|
def separator
|
|
contents.empty? ? nil : ','
|
|
end
|
|
|
|
# @return [::Boolean]
|
|
def ==(other)
|
|
(other.is_a?(Sass::Value::Map) && other.contents == contents) ||
|
|
(contents.empty? && other.is_a?(Sass::Value::List) && other.to_a.empty?)
|
|
end
|
|
|
|
# @param index [Numeric, Value]
|
|
# @return [List<(Value, Value)>, Value]
|
|
def at(index)
|
|
if index.is_a?(Numeric)
|
|
index = index.floor
|
|
index = to_a_length + index if index.negative?
|
|
return nil if index.negative? || index >= to_a_length
|
|
|
|
Sass::Value::List.new(contents.to_a[index], separator: ' ')
|
|
else
|
|
contents[index]
|
|
end
|
|
end
|
|
|
|
# @return [Integer]
|
|
def hash
|
|
@hash ||= contents.hash
|
|
end
|
|
|
|
# @return [Array<List<(Value, Value)>>]
|
|
def to_a
|
|
contents.map { |key, value| Sass::Value::List.new([key, value], separator: ' ') }
|
|
end
|
|
|
|
# @return [Map]
|
|
def to_map
|
|
self
|
|
end
|
|
|
|
# @return [Map]
|
|
def assert_map(_name = nil)
|
|
self
|
|
end
|
|
|
|
private
|
|
|
|
def to_a_length
|
|
contents.length
|
|
end
|
|
end
|
|
end
|
|
end
|