example.luau

local lx = require("lexer")
local prs = require("parser")

local src = [[
local x: typeof(
    (function(...)
        local tbl = {
            [((function() return "key" end)())] = {
                nested = (function(a, b, c)
                    return {
                        value = if a > b then 
                            (function() return c ^ 2 end)() 
                        else 
                            (if b < c then #"test" else -99),
                        computed = ({
                            [1 + 2 * 3] = function(self) 
                                return self.x or self.y 
                            end,
                            data = `{tostring(math.sqrt(16))} items`
                        })[4],
                        chain = workspace:GetService("Players"):GetPlayers()[1].Name
                    }
                end)(1, 2, 3),
                array = {1, 2, (function() return {...} end)(4, 5, 6)}
            },
            [(true and "active" or "inactive")] = ((-#{1,2,3} * 2 + #"hello") ^ 2) % 10
        }
        return tbl[(function() return "key" end)()].nested.value
    end)(...)
) = 42
]]

local tokenised = lx.tokenize(src)
local parsed = prs.parse(tokenised)
print(tokenised)
print("-----------------------------")
print(parsed)
print("-----------------------------")