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perf: no longer store needs_queue_children, queue directly on evaluate_node

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This commit is contained in:
ernisto 2025-04-11 12:57:38 -03:00
parent ecbdae6389
commit b282a02bfe
1 changed files with 12 additions and 17 deletions
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29
src/graph.luau
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@ -3,18 +3,17 @@ local update_id = 0
export type SourceNode<T> = {
cache: T,
needs_queue_children: boolean,
[number]: Node<T>
}
export type Node<T> = {
cache: T,
effect: ((T) -> T) | false,
higher_parent_update_id: number,
last_eval_update_id: number,
needs_queue_children: boolean,
effect: ((T) -> T) | false,
cleanups: { () -> () } | false,
cleanups: { () -> () } | false,
context: { [number]: unknown } | false,
owned: { Node<T> } | false,
@ -159,9 +158,10 @@ local function destroy_owned<T>(node: Node<T>)
end
local update_queue = { n = 0 } :: { n: number, [number]: Node<any> }
local queue_children_for_update
local function evaluate_node<T>(node: Node<T>)
if node.higher_parent_update_id == node.last_eval_update_id then return node.needs_queue_children end
if node.higher_parent_update_id == node.last_eval_update_id then return end
node.last_eval_update_id = update_id
local cur_value = node.cache
@ -179,15 +179,13 @@ local function evaluate_node<T>(node: Node<T>)
error(`effect error:\n{new_value}`, 0)
end
local needs_queue_children = not is_similar(cur_value, new_value)
node.needs_queue_children = needs_queue_children
node.cache = new_value
return needs_queue_children
if not is_similar(cur_value, new_value) then
queue_children_for_update(node)
end
end
local function queue_children_for_update<T>(node: SourceNode<T>)
node.needs_queue_children = false
function queue_children_for_update<T>(node: SourceNode<T>)
local queue_index = update_queue.n
local child_index = 1
@ -218,9 +216,7 @@ local function flush_update_queue(from: number)
local node = update_queue[i]
--assert(node.effect)
if node.owner and evaluate_node(node) then
queue_children_for_update(node)
end
if node.owner then evaluate_node(node) end
update_queue[i] = false :: any
i += 1
@ -249,11 +245,10 @@ local function create_node<T>(owner: false | Node<any>, effect: false | (T) -> T
cache = value,
effect = effect,
cleanups = false,
context = false,
needs_queue_children = false,
higher_parent_update_id = update_id,
last_eval_update_id = -1,
context = false,
owner = owner,
owned = false,
@ -273,7 +268,7 @@ local function create_node<T>(owner: false | Node<any>, effect: false | (T) -> T
end
local function create_source_node<T>(value: T): SourceNode<T>
return { cache = value, needs_queue_children = false }
return { cache = value }
end
local function get_children<T>(node: Node<T>): { Node<unknown> }