module ActiveRecord::AttributeMethods::PrimaryKey
Public Instance Methods
id()
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Returns the primary key value.
# File lib/active_record/attribute_methods/primary_key.rb, line 18 def id sync_with_transaction_state primary_key = self.class.primary_key _read_attribute(primary_key) if primary_key end
id=(value)
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Sets the primary key value.
# File lib/active_record/attribute_methods/primary_key.rb, line 25 def id=(value) sync_with_transaction_state primary_key = self.class.primary_key _write_attribute(primary_key, value) if primary_key end
id?()
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Queries the primary key value.
# File lib/active_record/attribute_methods/primary_key.rb, line 32 def id? sync_with_transaction_state query_attribute(self.class.primary_key) end
id_before_type_cast()
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Returns the primary key value before type cast.
# File lib/active_record/attribute_methods/primary_key.rb, line 38 def id_before_type_cast sync_with_transaction_state read_attribute_before_type_cast(self.class.primary_key) end
id_in_database()
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# File lib/active_record/attribute_methods/primary_key.rb, line 49 def id_in_database sync_with_transaction_state attribute_in_database(self.class.primary_key) end
id_was()
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Returns the primary key previous value.
# File lib/active_record/attribute_methods/primary_key.rb, line 44 def id_was sync_with_transaction_state attribute_was(self.class.primary_key) end
to_key()
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Returns this record's primary key value wrapped in an array if one is available.
# File lib/active_record/attribute_methods/primary_key.rb, line 12 def to_key key = id [key] if key end
Private Instance Methods
attribute_method?(attr_name)
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Calls superclass method
# File lib/active_record/attribute_methods/primary_key.rb, line 56 def attribute_method?(attr_name) attr_name == "id" || super end