Defer

Creates a temporary scope that cleans up automatically after the callback executes.

TypeScript

const result = vault.Defer((scope) => {
    const part = new Instance("Part")
    scope.Add(part) // Will be cleaned after callback
    
    const connection = scope.Connect(part.Touched, () => {
        print("Touched")
    })
    
    return "some result"
})

Luau

local result = vault:Defer(function(scope)
    local part = Instance.new("Part")
    scope:Add(part) -- Will be cleaned after callback
    
    local connection = scope:Connect(part.Touched, function()
        print("Touched")
    end)
    
    return "some result"
end)

Parameters

Parameter	Type	Description
callback	VaultDeferCallback	Function that receives a temporary scope vault

Returns

Cleanable \| undefined - The callback's return value, or undefined if error

Behavior

• Creates a child vault and passes it to the callback
• All resources added to the scope are automatically cleaned after callback
• If callback errors, logs the error and returns undefined
• Perfect for temporary operations that need cleanup