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feat: allow conditional dependencies (#4)

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* feat: allow conditional dependencies

* docs: remove conditional deps warnings

* fix: allow nested captures

* docs: add dev flag

* fix: `try()` uses pcall if passed `finally()`

* docs: interval is optional

* docs: update readme

* docs: add client/server tags
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richard 2024-06-11 17:13:43 -07:00 • committed by GitHub
parent fbc86d22c6
commit a90d131fed
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14 changed files with 290 additions and 98 deletions
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9
src/computed.luau
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@ -15,19 +15,18 @@ type Molecule<T> = types.Molecule<T>
@return A new read-only atom.
]=]
local function computed<T>(molecule: Molecule<T>, options: AtomOptions<T>?): Molecule<T>
local captured, state = store.capture(molecule)
local dependencies, state = store.capture(molecule)
local computedAtom = atom(state, options)
local computedRef = setmetatable({ current = computedAtom }, { __mode = "v" })
local function listener()
if computedRef.current then
computedRef.current(molecule())
dependencies, state = store.reconnect(molecule, dependencies, listener, computedRef.current)
computedRef.current(state)
end
end
for atom in captured do
store.listeners[atom][listener] = computedAtom
end
store.connect(dependencies, listener, computedAtom)
return computedAtom
end