class Kafo::DataTypes::Float

Public Class Methods

new(min = :default, max = :default) click to toggle source
# File lib/kafo/data_types/float.rb, line 4
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

Public Instance Methods

to_s() click to toggle source
# File lib/kafo/data_types/float.rb, line 9
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
typecast(value) click to toggle source
# File lib/kafo/data_types/float.rb, line 21
def typecast(value)
  value.to_s =~ /\d+/ ? value.to_f : value
end
valid?(input, errors = []) click to toggle source
# File lib/kafo/data_types/float.rb, line 25
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