Sha256: cd5541b9522266ba6e8c53b05c17f3b567a643c8a847ff45c56950e1ab881f94
Contents?: true
Size: 1.35 KB
Versions: 4
Compression:
Stored size: 1.35 KB
Contents
class IdentityMap
# Ex.
# @imap = {
# Post: {
# 1: [
# #<Post id:1>
# ],
# 10: [
# #<Post id:10>
# ],
# collection: [
# #<Posts>
# ]
# }
# }
@imap = {}
@clear: -> @imap = {}
@add: (obj) ->
identity = obj.getIdentity()
if not @imap[identity]?
@imap[identity] = {}
if not @imap[identity][obj.id]?
@imap[identity][obj.id] = []
@imap[identity][obj.id][0] = obj
@connect: (obj, opts = {}) ->
model = opts.with
@add model
@imap[model.getIdentity()][model.id].push obj
@addCollection: (identity, opts = {}) ->
if not @imap[identity]?
@imap[identity] = {}
if not @imap[identity]["collection"]?
@imap[identity]["collection"] = []
return if @imap[identity]["collection"].indexOf(opts.to) isnt -1
@imap[identity]["collection"].push opts.to
@all: (identity) ->
return null if not @imap[identity]?
arr = []
for id, objs of @imap[identity]
continue if id is "collection"
arr.push objs[0]
return arr
@find: (klass, id) ->
if @imap[klass] and @imap[klass][id] then @imap[klass][id][0] else null
@findConnected: (klass, id) ->
if @imap[klass] and @imap[klass][id] and @imap[klass][id].length > 1
arr = @imap[klass][id]
arr[1..(arr.length - 1)]
else
[]
export default IdentityMap
Version data entries
4 entries across 4 versions & 1 rubygems