Class: ProcOptValidator

Inherits:
Object
  • Object
show all
Defined in:
lib/statsailr/block_to_r/proc_setting_support/proc_opt_validator.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ ProcOptValidator

Returns a new instance of ProcOptValidator.



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# File 'lib/statsailr/block_to_r/proc_setting_support/proc_opt_validator.rb', line 4

def initialize( )
  @validator_rules = {}
end

Instance Attribute Details

#validator_rules ⇒ Object (readonly)

Returns the value of attribute validator_rules.



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# File 'lib/statsailr/block_to_r/proc_setting_support/proc_opt_validator.rb', line 2

def validator_rules
  @validator_rules
end

Instance Method Details

#check_and_modify(param_manager) ⇒ Object 



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# File 'lib/statsailr/block_to_r/proc_setting_support/proc_opt_validator.rb', line 12

def check_and_modify( param_manager )
  if ( ! @validator_rules.nil? ) && (! @validator_rules.empty?)
    @validator_rules.each{| opt_name, validator |
      class_name_in_param_manager = param_manager.param_hash[opt_name].class.name.split('::').last
      if validator["required"] == true
        if ! param_manager.param_hash.has_key?(opt_name)
          raise "#{opt_name} is required for this PROC option"
        end
      end
      if ! param_manager.param_hash[opt_name].nil? && ! validator["is_a"].nil?
        if validator["is_a"].is_a?(Array)
          if ! validator["is_a"].include? class_name_in_param_manager
            raise "#{opt_name} needs to be one of #{validator["is_a"].join("|")}, but #{class_name_in_param_manager} is assigned"
          end
        else
          if validator["is_a"] != class_name_in_param_manager
            raise "#{opt_name} needs to be #{validator["is_a"]}, but #{class_name_in_param_manager} is assigned"
          end
        end

      end
      if ! param_manager.param_hash[opt_name].nil? && ! validator["as"].nil?
        if validator["as"] != class_name_in_param_manager
          case validator["as"]
          when "SymbolR"
            param_manager.param_hash[opt_name] = RBridge::SymbolR.new(param_manager.param_hash[opt_name])
          when "String"
            param_manager.param_hash[opt_name] = param_manager.param_hash[opt_name].to_s
          when "Integer"
            param_manager.param_hash[opt_name] = param_manager.param_hash[opt_name].to_i
          when "Float"
            param_manager.param_hash[opt_name] = param_manager.param_hash[opt_name].to_f
          else
            raise "We need to convert type but do not know how to do it. #{class_name_in_param_manager} => #{validator["as"]}"
          end
        end
      end
    }
  end
end

#rule(option_name, is_a: nil, as: nil, required: false) ⇒ Object 



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# File 'lib/statsailr/block_to_r/proc_setting_support/proc_opt_validator.rb', line 8

def rule( option_name , is_a: nil, as: nil , required: false)
  @validator_rules[option_name] = {"is_a" => is_a , "as" => as, "required" => required }
end