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# encoding: utf-8 require "mongoid/matchers/default" require "mongoid/matchers/all" require "mongoid/matchers/exists" require "mongoid/matchers/gt" require "mongoid/matchers/gte" require "mongoid/matchers/in" require "mongoid/matchers/lt" require "mongoid/matchers/lte" require "mongoid/matchers/ne" require "mongoid/matchers/nin" require "mongoid/matchers/or" require "mongoid/matchers/size" module Mongoid #:nodoc: module Matchers #:nodoc: # This module is responsible for returning the correct matcher given a # MongoDB query expression. module Strategies extend self MATCHERS = { "$all" => Matchers::All, "$exists" => Matchers::Exists, "$gt" => Matchers::Gt, "$gte" => Matchers::Gte, "$in" => Matchers::In, "$lt" => Matchers::Lt, "$lte" => Matchers::Lte, "$ne" => Matchers::Ne, "$nin" => Matchers::Nin, "$or" => Matchers::Or, "$size" => Matchers::Size } # Get the matcher for the supplied key and value. Will determine the class # name from the key. # # @example Get the matcher. # document.matcher(:title, { "$in" => [ "test" ] }) # # @param [ Document ] document The document to check. # @param [ Symbol, String ] key The field name. # @param [ Object, Hash ] The value or selector. # # @return [ Matcher ] The matcher. # # @since 2.0.0.rc.7 def matcher(document, key, value) if value.is_a?(Hash) MATCHERS[value.keys.first].new(document.attributes[key.to_s]) else if key == "$or" Matchers::Or.new(value, document) else Default.new(document.attributes[key.to_s]) end end end end end end
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13 entries across 13 versions & 2 rubygems