ari-party/rojo
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Make the plugin support non-primitive types

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This commit is contained in:
Lucien Greathouse
2019-02-11 10:55:03 -08:00
parent b9ee14a0f9
commit 5f062b8ea3
5 changed files with 155 additions and 104 deletions
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110
plugin/src/Reconciler.lua
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@@ -1,108 +1,14 @@
local InstanceMap = require(script.Parent.InstanceMap)
local Logging = require(script.Parent.Logging)
local function makeInstanceMap()
local self = {
fromIds = {},
fromInstances = {},
}
function self:insert(id, instance)
self.fromIds[id] = instance
self.fromInstances[instance] = id
end
function self:removeId(id)
local instance = self.fromIds[id]
if instance ~= nil then
self.fromIds[id] = nil
self.fromInstances[instance] = nil
else
Logging.warn("Attempted to remove nonexistant ID %s", tostring(id))
end
end
function self:removeInstance(instance)
local id = self.fromInstances[instance]
if id ~= nil then
self.fromInstances[instance] = nil
self.fromIds[id] = nil
else
Logging.warn("Attempted to remove nonexistant instance %s", tostring(instance))
end
end
function self:destroyId(id)
local instance = self.fromIds[id]
self:removeId(id)
if instance ~= nil then
local descendantsToDestroy = {}
for otherInstance in pairs(self.fromInstances) do
if otherInstance:IsDescendantOf(instance) then
table.insert(descendantsToDestroy, otherInstance)
end
end
for _, otherInstance in ipairs(descendantsToDestroy) do
self:removeInstance(otherInstance)
end
instance:Destroy()
else
Logging.warn("Attempted to destroy nonexistant ID %s", tostring(id))
end
end
return self
end
local function setProperty(instance, key, value)
-- The 'Contents' property of LocalizationTable isn't directly exposed, but
-- has corresponding (deprecated) getters and setters.
if key == "Contents" and instance.ClassName == "LocalizationTable" then
instance:SetContents(value)
return
end
-- If we don't have permissions to access this value at all, we can skip it.
local readSuccess, existingValue = pcall(function()
return instance[key]
end)
if not readSuccess then
-- An error will be thrown if there was a permission issue or if the
-- property doesn't exist. In the latter case, we should tell the user
-- because it's probably their fault.
if existingValue:find("lacking permission") then
Logging.trace("Permission error reading property %s on class %s", tostring(key), instance.ClassName)
return
else
error(("Invalid property %s on class %s: %s"):format(tostring(key), instance.ClassName, existingValue), 2)
end
end
local writeSuccess, err = pcall(function()
if existingValue ~= value then
instance[key] = value
end
end)
if not writeSuccess then
error(("Cannot set property %s on class %s: %s"):format(tostring(key), instance.ClassName, err), 2)
end
return true
end
local setProperty = require(script.Parent.setProperty)
local rojoValueToRobloxValue = require(script.Parent.rojoValueToRobloxValue)
local Reconciler = {}
Reconciler.__index = Reconciler
function Reconciler.new()
local self = {
instanceMap = makeInstanceMap(),
instanceMap = InstanceMap.new(),
}
return setmetatable(self, Reconciler)
@@ -140,7 +46,7 @@ function Reconciler:reconcile(virtualInstancesById, id, instance)
setProperty(instance, "Name", virtualInstance.Name)
for key, value in pairs(virtualInstance.Properties) do
setProperty(instance, key, value.Value)
setProperty(instance, key, rojoValueToRobloxValue(value))
end
local existingChildren = instance:GetChildren()
@@ -195,9 +101,6 @@ function Reconciler:reconcile(virtualInstancesById, id, instance)
-- Some instances, like services, don't like having their Parent
-- property poked, even if we're setting it to the same value.
setProperty(instance, "Parent", parent)
if instance.Parent ~= parent then
instance.Parent = parent
end
end
return instance
@@ -217,8 +120,7 @@ function Reconciler:__reify(virtualInstancesById, id, parent)
local instance = Instance.new(virtualInstance.ClassName)
for key, value in pairs(virtualInstance.Properties) do
-- TODO: Branch on value.Type
setProperty(instance, key, value.Value)
setProperty(instance, key, rojoValueToRobloxValue(value))
end
instance.Name = virtualInstance.Name