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Make root() return destructor automatically

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This commit is contained in:
aaron 2024-10-06 15:37:05 +01:00
parent 8142acd1c1
commit 82eec61c45
8 changed files with 26 additions and 30 deletions
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3
src/mount.luau
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@ -4,10 +4,9 @@ local root = require(script.Parent.root)
local apply = require(script.Parent.apply)
local function mount<T>(component: () -> T, target: Instance?): () -> ()
return root(function(destroy)
return root(function()
local result = component()
if target then apply(target, { result }) end
return destroy
end)
end

6
src/root.luau
View file

@ -10,7 +10,7 @@ local destroy = graph.destroy
local refs = {}
local function root<T...>(fn: (destroy: () -> ()) -> T...): T...
local function root<T...>(fn: (destroy: () -> ()) -> T...): (() -> (), T...)
local node = create_node(false, false, false)
refs[node] = true -- prevent gc of root node
@ -33,7 +33,7 @@ local function root<T...>(fn: (destroy: () -> ()) -> T...): T...
throw(`error while running root():\n\n{result[2]}`)
end
return unpack(result :: any, 2)
return destroy, unpack(result :: any, 2)
end
return root :: (<T...>(fn: (destroy: () -> ()) -> T...) -> T...) & ((fn: (destroy: () -> ()) -> ()) -> ())
return root :: <T...>(fn: (destroy: () -> ()) -> T...) -> (() -> (), T...)