-- Tencent is pleased to support the open source community by making xLua available.
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-- Copyright (C) 2016 THL A29 Limited, a Tencent company. All rights reserved.
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-- Licensed under the MIT License (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at
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-- http://opensource.org/licenses/MIT
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-- Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.
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local unpack = unpack or table.unpack
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local function async_to_sync(async_func, callback_pos)
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return function(...)
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local _co = coroutine.running() or error ('this function must be run in coroutine')
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local rets
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local waiting = false
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local function cb_func(...)
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if waiting then
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assert(coroutine.resume(_co, ...))
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else
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rets = {...}
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end
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end
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local params = {...}
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table.insert(params, callback_pos or (#params + 1), cb_func)
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async_func(unpack(params))
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if rets == nil then
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waiting = true
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rets = {coroutine.yield()}
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end
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return unpack(rets)
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end
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end
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local function coroutine_call(func)
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return function(...)
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local co = coroutine.create(func)
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assert(coroutine.resume(co, ...))
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end
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end
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local move_end = {}
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local generator_mt = {
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__index = {
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MoveNext = function(self)
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self.Current = self.co()
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if self.Current == move_end then
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self.Current = nil
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return false
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else
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return true
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end
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end;
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Reset = function(self)
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self.co = coroutine.wrap(self.w_func)
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end
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}
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}
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local function cs_generator(func, ...)
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local params = {...}
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local generator = setmetatable({
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w_func = function()
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func(unpack(params))
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return move_end
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end
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}, generator_mt)
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generator:Reset()
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return generator
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end
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local function loadpackage(...)
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for _, loader in ipairs(package.searchers) do
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local func = loader(...)
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if type(func) == 'function' then
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return func
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end
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end
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end
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local function auto_id_map()
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local hotfix_id_map = require 'hotfix_id_map'
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local org_hotfix = xlua.hotfix
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xlua.hotfix = function(cs, field, func)
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local map_info_of_type = hotfix_id_map[typeof(cs):ToString()]
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if map_info_of_type then
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if func == nil then func = false end
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local tbl = (type(field) == 'table') and field or {[field] = func}
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for k, v in pairs(tbl) do
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local map_info_of_methods = map_info_of_type[k]
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local f = type(v) == 'function' and v or nil
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for _, id in ipairs(map_info_of_methods or {}) do
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CS.XLua.HotfixDelegateBridge.Set(id, f)
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end
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--CS.XLua.HotfixDelegateBridge.Set(
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end
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xlua.private_accessible(cs)
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else
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return org_hotfix(cs, field, func)
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end
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end
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end
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--和xlua.hotfix的区别是：这个可以调用原来的函数
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local function hotfix_ex(cs, field, func)
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assert(type(field) == 'string' and type(func) == 'function', 'invalid argument: #2 string needed, #3 function needed!')
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local function func_after(...)
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xlua.hotfix(cs, field, nil)
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local ret = {func(...)}
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xlua.hotfix(cs, field, func_after)
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return unpack(ret)
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end
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xlua.hotfix(cs, field, func_after)
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end
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local function bind(func, obj)
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return function(...)
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return func(obj, ...)
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end
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end
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--为了兼容luajit，lua53版本直接用|操作符即可
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local enum_or_op = debug.getmetatable(CS.System.Reflection.BindingFlags.Public).__bor
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local enum_or_op_ex = function(first, ...)
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for _, e in ipairs({...}) do
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first = enum_or_op(first, e)
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end
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return first
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end
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-- description: 直接用C#函数创建delegate
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local function createdelegate(delegate_cls, obj, impl_cls, method_name, parameter_type_list)
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local flag = enum_or_op_ex(CS.System.Reflection.BindingFlags.Public, CS.System.Reflection.BindingFlags.NonPublic,
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CS.System.Reflection.BindingFlags.Instance, CS.System.Reflection.BindingFlags.Static)
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local m = parameter_type_list and typeof(impl_cls):GetMethod(method_name, flag, nil, parameter_type_list, nil)
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or typeof(impl_cls):GetMethod(method_name, flag)
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return CS.System.Delegate.CreateDelegate(typeof(delegate_cls), obj, m)
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end
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local function state(csobj, state)
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local csobj_mt = getmetatable(csobj)
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for k, v in pairs(csobj_mt) do rawset(state, k, v) end
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local csobj_index, csobj_newindex = state.__index, state.__newindex
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state.__index = function(obj, k)
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return rawget(state, k) or csobj_index(obj, k)
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end
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state.__newindex = function(obj, k, v)
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if rawget(state, k) ~= nil then
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rawset(state, k, v)
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else
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csobj_newindex(obj, k, v)
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end
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end
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debug.setmetatable(csobj, state)
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return state
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end
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local function print_func_ref_by_csharp()
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local registry = debug.getregistry()
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for k, v in pairs(registry) do
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if type(k) == 'number' and type(v) == 'function' and registry[v] == k then
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local info = debug.getinfo(v)
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print(string.format('%s:%d', info.short_src, info.linedefined))
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end
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end
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end
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return {
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async_to_sync = async_to_sync,
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coroutine_call = coroutine_call,
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cs_generator = cs_generator,
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loadpackage = loadpackage,
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auto_id_map = auto_id_map,
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hotfix_ex = hotfix_ex,
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bind = bind,
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createdelegate = createdelegate,
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state = state,
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print_func_ref_by_csharp = print_func_ref_by_csharp,
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}
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