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Contents
module Foobara
module BuiltinTypes
module Date
module Casters
class String < Value::Caster
def applicable?(value)
value.is_a?(::String) && parse(value)
end
def applies_message
"be a valid date string with year-month-day order"
end
def cast(string)
parse(string)
end
private
NOT_DELIMITED_REGEX = /\A(?<year>\d{4})(?<month>\d{2})(?<day>\d{2})\z/
DELIMITED_REGEX = /\A(?<year>\d{4,})(?<delimiter>[\/\\.|_:;-])(?<month>\d{1,2})\k<delimiter>(?<day>\d{1,2})\z/
def parse(string)
match = NOT_DELIMITED_REGEX.match(string) || DELIMITED_REGEX.match(string)
if match
year = match[:year].to_i
month = match[:month].to_i
day = match[:day].to_i
if ::Date.valid_date?(year, month, day)
::Date.new(year, month, day)
end
end
end
end
end
end
end
end
Version data entries
27 entries across 27 versions & 1 rubygems