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Contents
module Coercible
class Coercer
# Base class for all numeric Coercion classes
class Numeric < Object
primitive ::Numeric
# Coerce given value to String
#
# @example
# coercer[Numeric].to_string(Rational(2, 2)) # => "1.0"
#
# @param [Numeric] value
#
# @return [String]
#
# @api public
def to_string(value)
value.to_s
end
# Creates an Integer instance from a numeric object
#
# @example
# coercer[Numeric].to_integer(Rational(2, 2)) # => 1
#
# @param [Numeric] value
#
# @return [Integer]
#
# @api public
def to_integer(value)
value.to_i
end
# Creates a Float instance from a numeric object
#
# @example
# coercer[Numeric].to_float(Rational(2, 2)) # => 1.0
#
# @param [Numeric] value
#
# @return [Float]
#
# @api public
def to_float(value)
value.to_f
end
# Coerce a BigDecimal instance from a numeric object
#
# @example
# coercer[Numeric].to_decimal(Rational(2, 2)) # => BigDecimal('1.0')
#
# @param [Numeric] value
#
# @return [BigDecimal]
#
# @api public
def to_decimal(value)
to_string(value).to_d
end
end # class Numeric
end # class Coercer
end # module Coercible
Version data entries
14 entries across 12 versions & 4 rubygems