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Contents
module Kafo
module DataTypes
class Float < DataType
def initialize(min = :default, max = :default)
@min = (min.to_s == 'default') ? :infinite : min.to_i
@max = (max.to_s == 'default') ? :infinite : max.to_i
end
def to_s
if @min != :infinite && @max == :infinite
"float (at least #{@min})"
elsif @min == :infinite && @max != :infinite
"float (up to #{@max})"
elsif @min != :infinite && @max != :infinite
"float (between #{@min} and #{@max})"
else
"float"
end
end
def typecast(value)
value.to_s =~ /\d+/ ? value.to_f : value
end
def valid?(input, errors = [])
unless input.is_a?(::Float)
errors << "#{input.inspect} is not a valid float"
return false
end
errors << "#{input} must be at least #{@min}" if @min != :infinite && input < @min
errors << "#{input} must be up to #{@max}" if @max != :infinite && input > @max
return errors.empty?
end
end
DataType.register_type('Float', Float)
end
end
Version data entries
32 entries across 32 versions & 1 rubygems