class Mongoid::Contextual::None

def ==(other)

Other tags:
    Since: - 4.0.0

Returns:
  • (true, false) - If the objects are equal.

Parameters:
  • other (Array) -- The other array.

Other tags:
    Example: Check equality. - 
def ==(other)
  other.is_a?(None)
end

def distinct(field)

Returns:
  • (Array) - Empty Array

Parameters:
  • field (String, Symbol) -- the name of the field.

Other tags:
    Example: Get the distinct values. - 
def distinct(field)
  []
end

def each

Other tags:
    Since: - 4.0.0

Returns:
  • (Enumerator) - The enumerator.

Other tags:
    Example: Iterate over the context. - 
def each
  if block_given?
    [].each { |doc| yield(doc) }
    self
  else
    to_enum
  end
end

def exists?; false; end

Other tags:
    Since: - 4.0.0

Returns:
  • (true, false) - If the count is more than zero.

Other tags:
    Example: Do any documents exist for the context. - 
def exists?; false; end

def initialize(criteria)

Other tags:
    Since: - 4.0.0

Parameters:
  • criteria (Criteria) -- The criteria.

Other tags:
    Example: Create the new context. - 
def initialize(criteria)
  @criteria, @klass = criteria, criteria.klass
end

def last; nil; end

Other tags:
    Since: - 4.0.0

Returns:
  • (nil) - Always nil.

Other tags:
    Example: Get the last document. - 
def last; nil; end

def length

Other tags:
    Since: - 4.0.0

Returns:
  • (Integer) - Always zero.

Other tags:
    Example: Get the length of matching documents. - 
def length
  entries.length
end

def pluck(*args)

Returns:
  • (Array) - Emtpy Array

Parameters:
  • args (String, Symbol, Array) -- Field or fields to pluck.

Other tags:
    Example: Allow pluck for null context. - 
def pluck(*args)
  []
end