class Mongoid::Matchable::ElemMatch

Public Instance Methods

_matches?(value) click to toggle source

Return true if a given predicate matches a sub document entirely

@example Do the values match?

matcher._matches?({"$elemMatch" => {"a" => 1, "b" => 2}})

@param [ Hash ] value The values to check.

@return [ true, false ] If the values match.

# File lib/mongoid/matchable/elem_match.rb, line 17
def _matches?(value)
  elem_match = value["$elemMatch"] || value[:$elemMatch]

  if !@attribute.is_a?(Array) || !value.kind_of?(Hash) || !elem_match.kind_of?(Hash)
    return false
  end

  return @attribute.any? do |sub_document|
    elem_match.all? do |k, v|
      if v.try(:first).try(:[],0) == "$not".freeze || v.try(:first).try(:[],0) == :$not
        !Matchable.matcher(sub_document, k, v.first[1])._matches?(v.first[1])
      else
        Matchable.matcher(sub_document, k, v)._matches?(v)
      end
    end
  end
end