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refactor!: design overhaul (#1)

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* refactor!: use atom functions

* docs: reformat api reference

* docs: showcase atom functions

* docs: remove unused import

* refactor: finalize updates

* chore: misc edits
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richard 2024-03-25 19:53:28 -07:00 • committed by GitHub
parent 4d4979daa9
commit 33ecae2f50
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39 changed files with 577 additions and 729 deletions
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22
src/observe.luau
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@ -1,11 +1,13 @@
local atom = require(script.Parent.atom)
type Atom<T> = atom.Atom<T>
local subscribe = require(script.Parent.subscribe)
local effect = require(script.Parent.effect)
local types = require(script.Parent.types)
type Source<T> = types.Source<T>
local function observe<Item, Key>(atom: Atom<{ [Key]: Item }>, factory: (value: Item, key: Key) -> () -> ()): (() -> (), () -> ())
local connections: { [Key]: () -> () } = {}
local function observe<K, V>(source: Source<{ [K]: V }>, factory: (value: V, key: K) -> () -> ()): () -> ()
local connections: { [K]: () -> () } = {}
local unsubscribe = effect(function()
local state = source()
local function update(state: { [Key]: Item })
for key, disconnect in connections do
if state[key] == nil then
connections[key] = nil
@ -18,9 +20,7 @@ local function observe<Item, Key>(atom: Atom<{ [Key]: Item }>, factory: (value:
connections[key] = factory(value, key)
end
end
end
local unsubscribe, flush = subscribe(atom, update)
end)
local function cleanup()
unsubscribe()
@ -29,9 +29,7 @@ local function observe<Item, Key>(atom: Atom<{ [Key]: Item }>, factory: (value:
end
end
update(atom:get())
return cleanup, flush
return cleanup
end
return observe