Module: NRSER::Props::Immutable::Hash::ClassMethods

Defined in:
lib/nrser/props/immutable/hash.rb

Overview

Methods mixed in at the class-level.

Instance Method Summary collapse

Instance Method Details

#alloc(*args) ⇒ Hamster::Hash

Hamster::Hash uses .alloc to quickly create derived instances when it knows the instance variables. We need to hook into that to check the prop types.

Returns:

Raises:

  • (TypeError) —

    If the prop values of the new vector don’t satisfy the prop types.



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# File 'lib/nrser/props/immutable/hash.rb', line 74

def alloc *args
  super( *args ).tap do |new_instance|
    self.props( only_primary: true ).values.each do |prop|
      prop.check! new_instance[prop.name]
    end
  end
end