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1becef4e by Michael Richards
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Make sure that we properly unsubscribe from any outdated portions of a keypath.

1 parent 82c6c4d6
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Showing 1 changed file with 6 additions and 6 deletions
...@@ -15,15 +15,15 @@ class KeypathObserver ...@@ -15,15 +15,15 @@ class KeypathObserver
15 current = @view.adapters[@root.interface].read @view.models, @root.path 15 current = @view.adapters[@root.interface].read @view.models, @root.path
16 16
17 for token, index in @tokens 17 for token, index in @tokens
18 next = @view.adapters[token.interface].read current, token.path
19
20 if @objectPath[index]? 18 if @objectPath[index]?
21 if next isnt @objectPath[index] 19 if current isnt prev = @objectPath[index]
22 @view.adapters[token.interface].unsubscribe current, token.path, @update 20 @view.adapters[token.interface].unsubscribe prev, token.path, @update
23 @view.adapters[token.interface].subscribe next, token.path, @update 21 @view.adapters[token.interface].subscribe current, token.path, @update
22 @objectPath[index] = current
24 else 23 else
25 @view.adapters[token.interface].subscribe current, token.path, @update 24 @view.adapters[token.interface].subscribe current, token.path, @update
25 @objectPath[index] = current
26 26
27 current = next 27 current = @view.adapters[token.interface].read current, token.path
28 28
29 current 29 current
......