isu.roact.lua.temp

-- isu: a minimal, lightweight library for building reactive user interfaces in the Roblox engine.
-- This is the compatibility library for Roact. Uses a lot of Roblox functions.
-- https://github.com/ccreaper/isu

local tt = typeof or type
local nx = next

local isu = nil
local compatRoact = {}

local function unimpl(field)
    assert(false, "TODO: implement Roact."..field)
end

---@diagnostic disable-next-line: unused-local
function compatRoact.createElement(component, props, children) --> RoactElement
    unimpl("createElement")
end

---@diagnostic disable-next-line: unused-local
function compatRoact.createFragment(elements) --> RoactFragment
    unimpl("createFragment")
end

---@diagnostic disable-next-line: unused-local
function compatRoact.mount(element, parent, key) --> RoactTree
    unimpl("mount")
end

---@diagnostic disable-next-line: unused-local
function compatRoact.update(tree, element) --> RoactTree
    unimpl("update")
end

---@diagnostic disable-next-line: unused-local
function compatRoact.unmount(tree)
    unimpl("unmount")
end

function compatRoact.oneChild(children) --> RoactElement | nil
    if not children then
        return nil
    end
    local key, child = next(children)
    if not child then
        return nil
    end
    local after = next(children, key)
    if after then
        error("Expected at most child, had more than one child.", 2)
    end
    return child
end

local binding = {}
binding.__index = binding
function binding.new()

end

function compatRoact.createBinding(init) --> binding, update
    return binding.new(init)
end

return function(isuLibrary)
    isu = isuLibrary
    return compatRoact
end