function loadAPI(path)
        local env = {}
        setmetatable(env, {__index = _G})
        local fn, err = loadfile(path, env)
        if fn then
                local ok, err = pcall(fn)
                if not ok then
                        error(err)
                end
        else
                error(err)
        end
        local api = {}
        for k,v in pairs(env) do
                if k ~= "_ENV" then
                        api[k] =  v
                end
        end
        return api
end

function loadAPIString(name, str)
        local env = {}
        setmetatable(env, {__index = _G})
        local fn, err = loadstring(str, name)
        if fn then
                setfenv(fn, env)
                local ok, err = pcall(fn)
                if not ok then
                        error(err)
                end
        else
                error(err)
        end
        local api = {}
        for k,v in pairs(env) do
                if k ~= "_ENV" then
                        api[k] =  v
                end
        end
        return api
end