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Fix null referent handling

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This commit is contained in:
Lucien Greathouse 2020-11-19 11:44:53 -08:00
parent 1c0dc60071
commit dcb30351c5
3 changed files with 14 additions and 3 deletions
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4
plugin/src/Reconciler/decodeValue.lua
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@ -9,6 +9,10 @@ local Error = require(script.Parent.Error)
local function decodeValue(virtualValue, instanceMap)
-- Refs are represented as IDs in the same space that Rojo's protocol uses.
if virtualValue.Type == "Ref" then
if virtualValue.Value == nil then
return true, nil
end
local instance = instanceMap.fromIds[virtualValue.Value]
if instance ~= nil then

12
plugin/src/Reconciler/reify.lua
View file

@ -136,15 +136,21 @@ function applyDeferredRefs(instanceMap, deferredRefs, unappliedPatch)
end
for _, entry in ipairs(deferredRefs) do
local targetInstance = instanceMap.fromIds[entry.virtualValue.Value]
local virtualValue = entry.virtualValue
if virtualValue.Value == nil then
continue
end
local targetInstance = instanceMap.fromIds[virtualValue.Value]
if targetInstance == nil then
markFailed(entry.id, entry.propertyName, entry.virtualValue)
markFailed(entry.id, entry.propertyName, virtualValue)
continue
end
local ok = setProperty(entry.instance, entry.propertyName, targetInstance)
if not ok then
markFailed(entry.id, entry.propertyName, entry.virtualValue)
markFailed(entry.id, entry.propertyName, virtualValue)
end
end
end