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Versions: 9
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Contents
# encoding: UTF-8
module MongoMapper
module Plugins
module Indexes
extend ActiveSupport::Concern
module ClassMethods
def ensure_index(spec, options = {})
#TODO: should we emulate the mongo 1.x behaviour of caching attempts to create indexes?
collection.indexes.create_one dealias_options(spec), options
end
def create_index(spec, options = {})
collection.indexes.create_one dealias_options(spec), options
end
def drop_index(name)
collection.indexes.drop_one name
end
def drop_indexes
collection.indexes.drop_all
end
private
def dealias_options(options)
case options
when Symbol, String
{abbr(options) => 1}
when Hash
dealias_keys(options)
when Array
if options.first.is_a?(Hash)
options.map {|o| dealias_options(o) }
elsif options.first.is_a?(Array) # [[:foo, 1], [:bar, 1]]
options.inject({}) {|acc, tuple| acc.merge(dealias_options(tuple))}
else
dealias_keys(Hash[*options])
end
else
options
end
end
end
end
end
end
Version data entries
9 entries across 9 versions & 1 rubygems