dry-types/lib/dry/types/meta.rb

52 lines
1.0 KiB
Ruby

# frozen_string_literal: true
module Dry
module Types
# Storage for meta-data
#
# @api public
module Meta
def initialize(*args, meta: EMPTY_HASH, **options)
super(*args, **options)
@meta = meta.freeze
end
# @param [Hash] new_options
#
# @return [Type]
#
# @api public
def with(options)
super(meta: @meta, **options)
end
# @overload meta
# @return [Hash] metadata associated with type
#
# @overload meta(data)
# @param [Hash] new metadata to merge into existing metadata
# @return [Type] new type with added metadata
#
# @api public
def meta(data = nil)
if !data
@meta
elsif data.empty?
self
else
with(meta: @meta.merge(data))
end
end
# Resets meta
#
# @return [Dry::Types::Type]
#
# @api public
def pristine
with(meta: EMPTY_HASH)
end
end
end
end