Module: Mongoid::Matchers

Included in:
Components
Defined in:
lib/mongoid/matchers.rb,
lib/mongoid/matchers/gt.rb,
lib/mongoid/matchers/in.rb,
lib/mongoid/matchers/lt.rb,
lib/mongoid/matchers/ne.rb,
lib/mongoid/matchers/or.rb,
lib/mongoid/matchers/all.rb,
lib/mongoid/matchers/and.rb,
lib/mongoid/matchers/gte.rb,
lib/mongoid/matchers/lte.rb,
lib/mongoid/matchers/nin.rb,
lib/mongoid/matchers/size.rb,
lib/mongoid/matchers/exists.rb,
lib/mongoid/matchers/default.rb,
lib/mongoid/matchers/strategies.rb

Overview

:nodoc:

Defined Under Namespace

Modules: Strategies Classes: All, And, Default, Exists, Gt, Gte, In, Lt, Lte, Ne, Nin, Or, Size

Instance Method Summary collapse

Instance Method Details

#matches?(selector) ⇒ true, false

Determines if this document has the attributes to match the supplied MongoDB selector. Used for matching on embedded associations.

Examples:

Does the document match?

document.matches?(:title => { "$in" => [ "test" ] })

Parameters:

  • selector (Hash) —

    The MongoDB selector.

Returns:

  • (true, false) —

    True if matches, false if not.



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# File 'lib/mongoid/matchers.rb', line 19

def matches?(selector)
  selector.each_pair do |key, value|
    if value.is_a?(Hash)
      value.each do |item|
        return false unless Strategies.matcher(self, key, Hash[*item]).matches?(Hash[*item])
      end
    else
      return false unless Strategies.matcher(self, key, value).matches?(value)
    end
  end
  return true
end