Class: Kafo::DataTypes::String
- Inherits:
-
Kafo::DataType
- Object
- Kafo::DataType
- Kafo::DataTypes::String
- Defined in:
- lib/kafo/data_types/string.rb
Instance Method Summary collapse
-
#initialize(min = :default, max = :default) ⇒ String
constructor
A new instance of String.
- #to_s ⇒ Object
- #valid?(input, errors = []) ⇒ Boolean
Methods inherited from Kafo::DataType
#condition_value, #dump_default, #multivalued?, new_from_string, parse_hash, register_type, split_arguments, #typecast, types, unregister_type
Constructor Details
#initialize(min = :default, max = :default) ⇒ String
Returns a new instance of String.
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# File 'lib/kafo/data_types/string.rb', line 4 def initialize(min = :default, max = :default) @min = (min.to_s == 'default') ? 0 : min.to_i @max = (max.to_s == 'default') ? :infinite : max.to_i end |
Instance Method Details
#to_s ⇒ Object
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# File 'lib/kafo/data_types/string.rb', line 9 def to_s if @min > 0 && @max == :infinite "string (at least #{@min} characters)" elsif @min == 0 && @max != :infinite "string (up to #{@max} characters)" elsif @min > 0 && @max != :infinite "string (between #{@min} and #{@max} characters)" else "string" end end |
#valid?(input, errors = []) ⇒ Boolean
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# File 'lib/kafo/data_types/string.rb', line 21 def valid?(input, errors = []) unless input.is_a?(::String) errors << "#{input.inspect} is not a valid string" return false end errors << "#{input} must be at least #{@min}" if input.size < @min errors << "#{input} must be up to #{@max}" if @max != :infinite && input.size > @max return errors.empty? end |