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module IceCube
module Validations::MonthOfYear
def month_of_year(*months)
months.flatten.each do |month|
unless month.is_a?(Integer) || month.is_a?(Symbol)
raise ArgumentError, "expecting Integer or Symbol value for month, got #{month.inspect}"
end
month = TimeUtil.sym_to_month(month)
verify_alignment(month, :month, :month_of_year) { |error| raise error }
validations_for(:month_of_year) << Validation.new(month)
end
clobber_base_validations :month
self
end
class Validation < Validations::FixedValue
attr_reader :month
alias :value :month
def initialize(month)
@month = month
end
def key
:month_of_year
end
def type
:month
end
def dst_adjust?
true
end
def build_s(builder)
builder.piece(:month_of_year) << IceCube::I18n.t("date.month_names")[month]
end
def build_hash(builder)
builder.validations_array(:month_of_year) << month
end
def build_ical(builder)
builder['BYMONTH'] << month
end
StringBuilder.register_formatter(:month_of_year) do |segments|
IceCube::I18n.t("ice_cube.in", target: StringBuilder.sentence(segments))
end
end
end
end
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