1--[[-------------------------------------------------------------------------- 2 3 Copyright (c) 2009-2021, Google LLC 4 All rights reserved. 5 6 Redistribution and use in source and binary forms, with or without 7 modification, are permitted provided that the following conditions are met: 8 * Redistributions of source code must retain the above copyright 9 notice, this list of conditions and the following disclaimer. 10 * Redistributions in binary form must reproduce the above copyright 11 notice, this list of conditions and the following disclaimer in the 12 documentation and/or other materials provided with the distribution. 13 * Neither the name of Google LLC nor the 14 names of its contributors may be used to endorse or promote products 15 derived from this software without specific prior written permission. 16 17 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 18 ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 19 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 20 DISCLAIMED. IN NO EVENT SHALL Google LLC BE LIABLE FOR ANY 21 DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 22 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 23 LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 24 ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 26 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 28--]]-------------------------------------------------------------------------- 29 30local upb = require("lupb") 31 32upb.generated_pool = upb.DefPool() 33 34local module_metatable = { 35 __index = function(t, k) 36 local package = t._filedef:package() 37 if package then 38 k = package .. "." .. k 39 end 40 local pool = upb.generated_pool 41 local def = pool:lookup_msg(k) or pool:lookup_enum(k) 42 local v = nil 43 if def and def:file():name() == t._filedef:name() then 44 v = def 45 t[k] = v 46 end 47 return v 48 end 49} 50 51function upb._generated_module(desc_string) 52 local file = upb.generated_pool:add_file(desc_string) 53 local module = {_filedef = file} 54 setmetatable(module, module_metatable) 55 return module 56end 57 58return upb 59