Module: Mara::Model::Query

Included in:
Base
Defined in:
lib/mara/model/query.rb

Overview

Methods to query for a model.

Author:

  • Maddie Schipper

Since:

  • 1.0.0

Defined Under Namespace

Modules: ClassMethods

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(klass) ⇒ Object

Since:

  • 1.0.0



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# File 'lib/mara/model/query.rb', line 23

def self.included(klass)
  klass.extend(ClassMethods)
end

Instance Method Details

#exist? ⇒ true, false

Checks if a the model exists in the table?

Returns:

  • (true, false)

Since:

  • 1.0.0



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# File 'lib/mara/model/query.rb', line 88

def exist?
  pk = partition_key
  sk = conditional_sort_key
  self.class.find(pk, sk).present?
rescue  Mara::Model::NotFoundError
  false
end