class Rarff::Attribute
Attributes
name[RW]
type[R]
Public Class Methods
new(name='', type='')
click to toggle source
# File lib/rarff.rb, line 69 def initialize(name='', type='') @name = name @type_is_nominal = false @type = type check_nominal() end
Public Instance Methods
add_nominal_value(str)
click to toggle source
# File lib/rarff.rb, line 98 def add_nominal_value(str) if @type_is_nominal == false @type = Array.new end @type << str end
check_nominal()
click to toggle source
Convert string representation of nominal type to array, if necessary TODO: This might falsely trigger on wacky date formats.
# File lib/rarff.rb, line 87 def check_nominal if @type =~ /^\s*\{.*(\,.*)+\}\s*$/ @type_is_nominal = true # Example format: "{nom1,nom2, nom3, nom4,nom5 } " # Split on '{' ',' or '}' # @type = @type.gsub(/^\s*\{\s*/, '').gsub(/\s*\}\s*$/, '').split(/\s*\,\s*/) @type = @type.split(/\s*\,\s*/) end end
to_arff()
click to toggle source
# File lib/rarff.rb, line 107 def to_arff if @type_is_nominal == true ATTRIBUTE_MARKER + " #{@name} #{@type.join(',').gsub(' ','_')}" else ATTRIBUTE_MARKER + " #{@name} #{@type}" end end
to_s()
click to toggle source
# File lib/rarff.rb, line 116 def to_s to_arff end
type=(type)
click to toggle source
# File lib/rarff.rb, line 79 def type=(type) @type = type check_nominal() end