Module: Modeling

Included in:
Class
Defined in:
lib/modeling/module.rb,
lib/modeling/version.rb,
lib/modeling/model_field.rb

Defined Under Namespace

Classes: ModelField

Constant Summary collapse

VERSION = 
"0.1.0"

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#model_fields ⇒ Object

Returns the value of attribute model_fields.



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# File 'lib/modeling/module.rb', line 5

def model_fields
  @model_fields
end

Class Method Details

.model_arguments(fields, *a, **na) ⇒ Object 



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# File 'lib/modeling/module.rb', line 25

def self.model_arguments fields, *a, **na
  fields.zip(a).map do |field, arg| 
    name = field.name
    value = na.key?(name) ? na[name] : arg 
    [name, value]
  end.to_h
end

Instance Method Details

#model(*fields, &initializer) ⇒ Object 



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# File 'lib/modeling/module.rb', line 7

def model *fields, &initializer
  self.model_fields = model_fields = fields.map{ ModelField.parse _1 }
  define_initialize self, &initializer
  model_fields.each do |field|
    attr_writer field.name if field.writer?
    attr_reader field.name if field.reader?
    attr_tester "#{field.name}?".to_sym, field.instance_variable_name if field.tester?
  end
end