yonote/yjs
24
0
Fork 0
Code Pull Requests 1 Releases Activity

composition type & support for list references

Browse Source
This commit is contained in:
DadaMonad 2015-04-07 00:15:32 +00:00
parent bb0bfcc5c8
commit e55ed9f2b4
2 changed files with 15 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
lib/Operations/Structured.coffee
View File

@ -191,6 +191,15 @@ module.exports = ()->
else else
@toArray() @toArray()
ref: (pos)->
if pos?
o = @getOperationByPosition(pos+1)
if not (o instanceof ops.Delimiter)
o
else
throw new Error "this position does not exist"
else
throw new Error "you must specify a position parameter"
# #
# Retrieves the x-th not deleted element. # Retrieves the x-th not deleted element.
@ -307,7 +316,7 @@ module.exports = ()->
class ops.Composition extends ops.ListManager class ops.Composition extends ops.ListManager
constructor: (custom_type, @composition_value, uid, composition_ref)-> constructor: (custom_type, @composition_value, uid, composition_ref)->
super custom_type, null, null, uid super custom_type, uid
if composition_ref if composition_ref
@saveOperation 'composition_ref', composition_ref @saveOperation 'composition_ref', composition_ref
else else
@ -323,14 +332,14 @@ module.exports = ()->
# #
callOperationSpecificInsertEvents: (op)-> callOperationSpecificInsertEvents: (op)->
if @composition_ref.next_cl is op if @composition_ref.next_cl is op
@custom_type._apply op.content o.undo_delta = @custom_type._apply op.content
else else
o = @end.prev_cl o = @end.prev_cl
while o isnt op while o isnt op
@custom_type._undo o.content @custom_type._unapply o.undo_delta
o = o.next_cl o = o.next_cl
while o isnt @end while o isnt @end
@custom_type._apply o.content o.undo_delta = @custom_type._apply o.content
o = o.next_cl o = o.next_cl
@composition_ref = @end.prev_cl @composition_ref = @end.prev_cl