class Mongoid::Matchable::Exists
Checks for existence.
Public Instance Methods
_matches?(value)
click to toggle source
Return true if the attribute exists and checking for existence or return true if the attribute does not exist and checking for non-existence.
@example Does anything exist?
matcher._matches?({ :key => 10 })
@param [ Hash ] value The values to check.
@return [ true, false ] If a value exists.
# File lib/mongoid/matchable/exists.rb, line 18 def _matches?(value) @attribute.nil? != value.values.first end