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Make iterators simple functions
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Ukendio 2025-07-06 09:52:06 +02:00
parent 169ec09ed5
commit 23540e5919
1 changed files with 25 additions and 14 deletions
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39
addons/observers.luau
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@ -51,20 +51,18 @@ local function observers_new(world, query, callback)
world:changed(term, emplaced)
end
return setmetatable({}, {
__iter = function()
local row = i
return function()
if row == 0 then
i = 0
table.clear(entities)
end
local entity = entities[row]
row -= 1
return entity
end
end
})
return function()
local row = i
return function()
if row == 0 then
i = 0
table.clear(entities)
end
local entity = entities[row]
row -= 1
return entity
end
end
end
local function join(world, component)
@ -152,6 +150,19 @@ local function monitors_new(world, query, callback)
world:added(term, emplaced)
world:removed(term, removed)
end
return function()
local row = i
return function()
if row == 0 then
i = 0
table.clear(entities)
end
local entity = entities[row]
row -= 1
return entity
end
end
end
local function observers_add(world: jecs.World): PatchedWorld