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Contents
# 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
Version data entries
13 entries across 13 versions & 2 rubygems