Class: Builder

Inherits:
Object show all
Defined in:
lib/Builder/builder.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(target_class, rules) ⇒ Builder

Returns a new instance of Builder.



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# File 'lib/Builder/builder.rb', line 7

def initialize(target_class, rules)
  @target_class = target_class
  @rules = rules
  @parameters = target_class.attributes
end

Instance Attribute Details

#parameters ⇒ Object

Returns the value of attribute parameters.



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# File 'lib/Builder/builder.rb', line 5

def parameters
  @parameters
end

#rules ⇒ Object

Returns the value of attribute rules.



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# File 'lib/Builder/builder.rb', line 5

def rules
  @rules
end

#target_class ⇒ Object

Returns the value of attribute target_class.



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# File 'lib/Builder/builder.rb', line 5

def target_class
  @target_class
end

Instance Method Details

#build ⇒ Object 



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# File 'lib/Builder/builder.rb', line 13

def build
  validate_rules
  target_class.new(*parameter_values)
end

#parameter_values ⇒ Object 



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# File 'lib/Builder/builder.rb', line 18

def parameter_values
  parameters.map do |parameter|
    send(parameter)
  end
end

#validate_rules ⇒ Object 



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# File 'lib/Builder/builder.rb', line 24

def validate_rules
  rules.each do |rule|
    raise ValidationError, rule unless rule.satisfies?(self)
  end
end