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Contents
module Virtus
class Coercion
# Common time coercion methods
module TimeCoercions
# Coerce given value to String
#
# @example
# Virtus::Coercion::Time.to_string(time) # => "Wed Jul 20 10:30:41 -0700 2011"
#
# @param [Date,Time,DateTime] value
#
# @return [String]
#
# @api public
def to_string(value)
value.to_s
end
# Coerce given value to Time
#
# @example
# Virtus::Coercion::DateTime.to_time(datetime) # => Time object
#
# @param [Date,DateTime] value
#
# @return [Time]
#
# @api public
def to_time(value)
coerce_with_method(value, :to_time)
end
# Coerce given value to DateTime
#
# @example
# Virtus::Coercion::Time.to_datetime(time) # => DateTime object
#
# @param [Date,Time] value
#
# @return [DateTime]
#
# @api public
def to_datetime(value)
coerce_with_method(value, :to_datetime)
end
# Coerce given value to Date
#
# @example
# Virtus::Coercion::Time.to_date(time) # => Date object
#
# @param [Time,DateTime] value
#
# @return [Date]
#
# @api public
def to_date(value)
coerce_with_method(value, :to_date)
end
private
# Try to use native coercion method on the given value
#
# Falls back to String-based parsing
#
# @param [Date,DateTime,Time] value
# @param [Symbol] method
#
# @return [Date,DateTime,Time]
#
# @api private
def coerce_with_method(value, method)
coerced = super
if coerced.equal?(value)
String.public_send(method, to_string(value))
else
coerced
end
end
end # module TimeCoercions
end # class Coercion
end # module Virtus
Version data entries
10 entries across 10 versions & 2 rubygems