Class: VariaModel::Attributes

Inherits:
Hashie::Mash
  • Object
show all
Defined in:
lib/varia_model/attributes.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#coercions ⇒ Hashie::Mash

Returns:

  • (Hashie::Mash) 


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# File 'lib/varia_model/attributes.rb', line 12

def coercions
  @coercions ||= Hashie::Mash.new
end

Instance Method Details

#[]=(key, value) ⇒ Object

Override setter to coerce the given value if a coercion is defined



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# File 'lib/varia_model/attributes.rb', line 25

def []=(key, value)
  coerced_value = coercion(key).present? ? coercion(key).call(value) : value
  old_setter(key, coerced_value)
end

#coercion(key) ⇒ Object 



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# File 'lib/varia_model/attributes.rb', line 16

def coercion(key)
  self.coercions[key]
end

#container(path) ⇒ Hashie::Mash?

Return the containing Hashie::Mash of the given dotted path

Parameters:

  • path (String)

Returns:

  • (Hashie::Mash, nil) 


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# File 'lib/varia_model/attributes.rb', line 35

def container(path)
  parts = path.split('.', 2)
  match = (self[parts[0].to_s] || self[parts[0].to_sym])
  if !parts[1] or match.nil?
    self
  else
    match.container(parts[1])
  end
end

#dup ⇒ Object 



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# File 'lib/varia_model/attributes.rb', line 45

def dup
  mash = old_dup
  mash.coercions = self.coercions
  mash
end

#old_dup ⇒ Object 



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# File 'lib/varia_model/attributes.rb', line 7

alias_method :old_dup, :dup

#old_setter ⇒ Object 



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# File 'lib/varia_model/attributes.rb', line 6

alias_method :old_setter, :[]=

#set_coercion(key, fun) ⇒ Object 



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# File 'lib/varia_model/attributes.rb', line 20

def set_coercion(key, fun)
  self.coercions[key] = fun
end