Class: CryptReboot::SingleAssignRestrictedMap

Inherits:
Object
  • Object
show all
Defined in:
lib/crypt_reboot/single_assign_restricted_map.rb

Overview

Hash-like class allowing to assign value only once to a list of allowed keys

Constant Summary collapse

AlreadyAssigned = 
Class.new StandardError

Instance Method Summary collapse

Instance Method Details

#[]=(field, value) ⇒ Object

Raises:



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# File 'lib/crypt_reboot/single_assign_restricted_map.rb', line 8

def []=(field, value)
  raise AlreadyAssigned, "Value already assigned for `#{field}` field" if data.key? field

  data[field] = value
end

#to_h ⇒ Object 



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# File 'lib/crypt_reboot/single_assign_restricted_map.rb', line 14

def to_h
  data
end