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module Dry
module Configurable
# This class represents a setting and is used internally.
#
# @private
class Setting
VALID_NAME = /\A[a-z_]\w*\z/i
attr_reader :name
attr_reader :options
attr_reader :processor
def initialize(name, value, processor, options = EMPTY_HASH)
unless VALID_NAME =~ name.to_s
raise ArgumentError, "+#{name}+ is not a valid setting name"
end
@name = name.to_sym
@value = value
@processor = processor
@options = options
end
def value
Undefined.default(@value, nil)
end
def undefined?
Undefined.equal?(@value)
end
def reader?
options[:reader]
end
def node?
Settings === @value
end
def reserved?
options[:reserved]
end
end
end
end
|
