Class: Terrestrial::IdentityMap

Inherits:

Object

• Object
• Terrestrial::IdentityMap

Defined in:

lib/terrestrial/identity_map.rb

Instance Method Summary

• #call(mapping, record, object) ⇒ Object
• #initialize(storage) ⇒ IdentityMap constructor

  A new instance of IdentityMap.

Constructor Details

#initialize(storage) ⇒ IdentityMap

Returns a new instance of IdentityMap.

# File 'lib/terrestrial/identity_map.rb', line 3

def initialize(storage)
  @storage = storage
end

Instance Method Details

#call(mapping, record, object) ⇒ Object

# File 'lib/terrestrial/identity_map.rb', line 10

def call(mapping, record, object)
  storage.fetch(hash_key(mapping, record)) {
    storage.store(hash_key(mapping, record), object)
  }
end