Class: Kafo::DataTypes::Float
Instance Method Summary
collapse
#condition_value, #dump_default, #multivalued?, new_from_string, parse_hash, register_type, split_arguments, types, unregister_type
Constructor Details
#initialize(min = :default, max = :default) ⇒ Float
Returns a new instance of Float.
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# 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
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Instance Method Details
#to_s ⇒ Object
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# 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
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#typecast(value) ⇒ Object
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# File 'lib/kafo/data_types/float.rb', line 21
def typecast(value)
value.to_s =~ /\d+/ ? value.to_f : value
end
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#valid?(input, errors = []) ⇒ Boolean
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# 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
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