Module: Cuprum::Collections::Scopes::None

Included in:
Basic::Scopes::NoneScope, NoneScope
Defined in:
lib/cuprum/collections/scopes/none.rb

Overview

Functionality for implementing a none scope, which returns no data.

Instance Method Summary collapse

Instance Method Details

#and(hash = nil, &block) ⇒ Object #and(scope) ⇒ Object Also known as: where

Overloads:

  • #and(hash = nil, &block) ⇒ Object

    Returns the none scope.

  • #and(scope) ⇒ Object

    Returns the none scope.



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# File 'lib/cuprum/collections/scopes/none.rb', line 13

def and(*, &)
  self
end

#empty? ⇒ Boolean

Returns false.

Returns:

  • (Boolean) —

    false.



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# File 'lib/cuprum/collections/scopes/none.rb', line 19

def empty?
  false
end

#invert ⇒ Cuprum::Collections::Scopes::All

Returns an all scope for the current collection.

Returns:



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# File 'lib/cuprum/collections/scopes/none.rb', line 25

def invert
  builder.build_all_scope
end

#not(hash = nil, &block) ⇒ Object #not(scope) ⇒ Object

Overloads:

  • #not(hash = nil, &block) ⇒ Object

    Returns the none scope.

  • #not(scope) ⇒ Object

    Returns the none scope.



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# File 'lib/cuprum/collections/scopes/none.rb', line 45

def not(*, &)
  self
end

#or(hash = nil, &block) ⇒ Object #or(scope) ⇒ Object

Overloads:

  • #or(hash = nil, &block) ⇒ Object

    Returns the none scope.

  • #or(scope) ⇒ Object

    Returns the none scope.



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# File 'lib/cuprum/collections/scopes/none.rb', line 34

def or(*args, &)
  return super if scope?(args.first)

  builder.build(*args, &)
end

#type ⇒ Symbol

Returns the scope type.

Returns:

  • (Symbol) —

    the scope type.



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# File 'lib/cuprum/collections/scopes/none.rb', line 50

def type
  :none
end