2 files changed, 492 insertions, 0 deletions

diff --git a/spec/outputs/codes_from_doc.lua b/spec/outputs/codes_from_doc.lua
index e137823..085179c 100644
--- a/spec/outputs/codes_from_doc.lua
+++ b/spec/outputs/codes_from_doc.lua
@@ -209,6 +209,14 @@ for _key_0, _value_0 in pairs(b) do
         end
 end
 merge = _tab_0
+print((function()
+        local _item_0 = data.items
+        return _item_0[#_item_0]
+end)())
+print((function()
+        local _item_0 = data.items
+        return _item_0[#_item_0 - 1]
+end)())
 local mt = { }
 local add
 add = function(self, right)
@@ -587,6 +595,59 @@ end
 local two, four
 local _obj_0 = items
 two, four = _obj_0[2], _obj_0[4]
+local orders = {
+        "first",
+        "second",
+        "third",
+        "fourth",
+        "last"
+}
+local first, bulk, last = orders[1], (function()
+        local _accum_0 = { }
+        local _len_0 = 1
+        local _max_0 = #orders + -2 + 1
+        for _index_0 = 2, _max_0 do
+                local _item_0 = orders[_index_0]
+                _accum_0[_len_0] = _item_0
+                _len_0 = _len_0 + 1
+        end
+        return _accum_0
+end)(), orders[#orders]
+print(first)
+print(bulk)
+print(last)
+local first, rest
+do
+        local _obj_0 = orders
+        first, rest = _obj_0[1], (function()
+                local _accum_0 = { }
+                local _len_0 = 1
+                local _max_0 = #_obj_0
+                for _index_0 = 2, _max_0 do
+                        local _item_0 = _obj_0[_index_0]
+                        _accum_0[_len_0] = _item_0
+                        _len_0 = _len_0 + 1
+                end
+                return _accum_0
+        end)()
+end
+local start, last
+do
+        local _obj_0 = orders
+        start, last = (function()
+                local _accum_0 = { }
+                local _len_0 = 1
+                local _max_0 = #_obj_0 + -2 + 1
+                for _index_0 = 1, _max_0 do
+                        local _item_0 = _obj_0[_index_0]
+                        _accum_0[_len_0] = _item_0
+                        _len_0 = _len_0 + 1
+                end
+                return _accum_0
+        end)(), _obj_0[#_obj_0]
+end
+local _obj_0 = orders
+first, last = _obj_0[1], _obj_0[#_obj_0]
 local tuples = {
         {
                 "hello",
@@ -1090,6 +1151,39 @@ for _index_0 = 1, _max_0, 2 do
         _len_0 = _len_0 + 1
 end
 slice = _accum_0
+local slice
+local _accum_0 = { }
+local _len_0 = 1
+local _list_0 = items
+local _min_0 = #_list_0 + -4 + 1
+local _max_0 = #_list_0 + -1 + 1
+for _index_0 = _min_0, _max_0 do
+        local item = _list_0[_index_0]
+        _accum_0[_len_0] = item
+        _len_0 = _len_0 + 1
+end
+slice = _accum_0
+local reverse_slice
+local _accum_0 = { }
+local _len_0 = 1
+local _list_0 = items
+local _min_0 = #_list_0 + -1 + 1
+for _index_0 = _min_0, 1, -1 do
+        local item = _list_0[_index_0]
+        _accum_0[_len_0] = item
+        _len_0 = _len_0 + 1
+end
+reverse_slice = _accum_0
+local sub_list
+local _accum_0 = { }
+local _len_0 = 1
+local _list_0 = items
+for _index_0 = 2, 4 do
+        local _item_0 = _list_0[_index_0]
+        _accum_0[_len_0] = _item_0
+        _len_0 = _len_0 + 1
+end
+sub_list = _accum_0
 for i = 10, 20 do
         print(i)
 end
@@ -1541,6 +1635,35 @@ if _tab_0 then
                 print("matched", fourth)
         end
 end
+local segments = {
+        "admin",
+        "users",
+        "logs",
+        "view"
+}
+local _type_0 = type(segments)
+local _tab_0 = "table" == _type_0 or "userdata" == _type_0
+if _tab_0 then
+        local groups
+        do
+                local _accum_0 = { }
+                local _len_0 = 1
+                local _max_0 = #segments + -3 + 1
+                for _index_0 = 1, _max_0 do
+                        local _item_0 = segments[_index_0]
+                        _accum_0[_len_0] = _item_0
+                        _len_0 = _len_0 + 1
+                end
+                groups = _accum_0
+        end
+        local resource = segments[#segments - 1]
+        local action = segments[#segments]
+        if resource ~= nil and action ~= nil then
+                print("Group:", groups)
+                print("Resource:", resource)
+                print("Action:", action)
+        end
+end
 local Inventory
 local _class_0
 local _base_0 = {
@@ -2480,6 +2603,14 @@ for _key_0, _value_0 in pairs(b) do
         end
 end
 merge = _tab_0
+print((function()
+        local _item_0 = data.items
+        return _item_0[#_item_0]
+end)())
+print((function()
+        local _item_0 = data.items
+        return _item_0[#_item_0 - 1]
+end)())
 local mt = { }
 local add
 add = function(self, right)
@@ -2858,6 +2989,59 @@ end
 local two, four
 local _obj_0 = items
 two, four = _obj_0[2], _obj_0[4]
+local orders = {
+        "first",
+        "second",
+        "third",
+        "fourth",
+        "last"
+}
+local first, bulk, last = orders[1], (function()
+        local _accum_0 = { }
+        local _len_0 = 1
+        local _max_0 = #orders + -2 + 1
+        for _index_0 = 2, _max_0 do
+                local _item_0 = orders[_index_0]
+                _accum_0[_len_0] = _item_0
+                _len_0 = _len_0 + 1
+        end
+        return _accum_0
+end)(), orders[#orders]
+print(first)
+print(bulk)
+print(last)
+local first, rest
+do
+        local _obj_0 = orders
+        first, rest = _obj_0[1], (function()
+                local _accum_0 = { }
+                local _len_0 = 1
+                local _max_0 = #_obj_0
+                for _index_0 = 2, _max_0 do
+                        local _item_0 = _obj_0[_index_0]
+                        _accum_0[_len_0] = _item_0
+                        _len_0 = _len_0 + 1
+                end
+                return _accum_0
+        end)()
+end
+local start, last
+do
+        local _obj_0 = orders
+        start, last = (function()
+                local _accum_0 = { }
+                local _len_0 = 1
+                local _max_0 = #_obj_0 + -2 + 1
+                for _index_0 = 1, _max_0 do
+                        local _item_0 = _obj_0[_index_0]
+                        _accum_0[_len_0] = _item_0
+                        _len_0 = _len_0 + 1
+                end
+                return _accum_0
+        end)(), _obj_0[#_obj_0]
+end
+local _obj_0 = orders
+first, last = _obj_0[1], _obj_0[#_obj_0]
 local tuples = {
         {
                 "hello",
@@ -3360,6 +3544,39 @@ for _index_0 = 1, _max_0, 2 do
         _len_0 = _len_0 + 1
 end
 slice = _accum_0
+local slice
+local _accum_0 = { }
+local _len_0 = 1
+local _list_0 = items
+local _min_0 = #_list_0 + -4 + 1
+local _max_0 = #_list_0 + -1 + 1
+for _index_0 = _min_0, _max_0 do
+        local item = _list_0[_index_0]
+        _accum_0[_len_0] = item
+        _len_0 = _len_0 + 1
+end
+slice = _accum_0
+local reverse_slice
+local _accum_0 = { }
+local _len_0 = 1
+local _list_0 = items
+local _min_0 = #_list_0 + -1 + 1
+for _index_0 = _min_0, 1, -1 do
+        local item = _list_0[_index_0]
+        _accum_0[_len_0] = item
+        _len_0 = _len_0 + 1
+end
+reverse_slice = _accum_0
+local sub_list
+local _accum_0 = { }
+local _len_0 = 1
+local _list_0 = items
+for _index_0 = 2, 4 do
+        local _item_0 = _list_0[_index_0]
+        _accum_0[_len_0] = _item_0
+        _len_0 = _len_0 + 1
+end
+sub_list = _accum_0
 for i = 10, 20 do
         print(i)
 end
@@ -3811,6 +4028,35 @@ if _tab_0 then
                 print("matched", fourth)
         end
 end
+local segments = {
+        "admin",
+        "users",
+        "logs",
+        "view"
+}
+local _type_0 = type(segments)
+local _tab_0 = "table" == _type_0 or "userdata" == _type_0
+if _tab_0 then
+        local groups
+        do
+                local _accum_0 = { }
+                local _len_0 = 1
+                local _max_0 = #segments + -3 + 1
+                for _index_0 = 1, _max_0 do
+                        local _item_0 = segments[_index_0]
+                        _accum_0[_len_0] = _item_0
+                        _len_0 = _len_0 + 1
+                end
+                groups = _accum_0
+        end
+        local resource = segments[#segments - 1]
+        local action = segments[#segments]
+        if resource ~= nil and action ~= nil then
+                print("Group:", groups)
+                print("Resource:", resource)
+                print("Action:", action)
+        end
+end
 local Inventory
 local _class_0
 local _base_0 = {
diff --git a/spec/outputs/codes_from_doc_zh.lua b/spec/outputs/codes_from_doc_zh.lua
index c6ba43d..bb9af58 100644
--- a/spec/outputs/codes_from_doc_zh.lua
+++ b/spec/outputs/codes_from_doc_zh.lua
@@ -209,6 +209,14 @@ for _key_0, _value_0 in pairs(b) do
         end
 end
 merge = _tab_0
+print((function()
+        local _item_0 = data.items
+        return _item_0[#_item_0]
+end)())
+print((function()
+        local _item_0 = data.items
+        return _item_0[#_item_0 - 1]
+end)())
 local mt = { }
 local add
 add = function(self, right)
@@ -587,6 +595,59 @@ end
 local two, four
 local _obj_0 = items
 two, four = _obj_0[2], _obj_0[4]
+local orders = {
+        "first",
+        "second",
+        "third",
+        "fourth",
+        "last"
+}
+local first, bulk, last = orders[1], (function()
+        local _accum_0 = { }
+        local _len_0 = 1
+        local _max_0 = #orders + -2 + 1
+        for _index_0 = 2, _max_0 do
+                local _item_0 = orders[_index_0]
+                _accum_0[_len_0] = _item_0
+                _len_0 = _len_0 + 1
+        end
+        return _accum_0
+end)(), orders[#orders]
+print(first)
+print(bulk)
+print(last)
+local first, rest
+do
+        local _obj_0 = orders
+        first, rest = _obj_0[1], (function()
+                local _accum_0 = { }
+                local _len_0 = 1
+                local _max_0 = #_obj_0
+                for _index_0 = 2, _max_0 do
+                        local _item_0 = _obj_0[_index_0]
+                        _accum_0[_len_0] = _item_0
+                        _len_0 = _len_0 + 1
+                end
+                return _accum_0
+        end)()
+end
+local start, last
+do
+        local _obj_0 = orders
+        start, last = (function()
+                local _accum_0 = { }
+                local _len_0 = 1
+                local _max_0 = #_obj_0 + -2 + 1
+                for _index_0 = 1, _max_0 do
+                        local _item_0 = _obj_0[_index_0]
+                        _accum_0[_len_0] = _item_0
+                        _len_0 = _len_0 + 1
+                end
+                return _accum_0
+        end)(), _obj_0[#_obj_0]
+end
+local _obj_0 = orders
+first, last = _obj_0[1], _obj_0[#_obj_0]
 local tuples = {
         {
                 "hello",
@@ -1084,6 +1145,39 @@ for _index_0 = 1, _max_0, 2 do
         _len_0 = _len_0 + 1
 end
 slice = _accum_0
+local slice
+local _accum_0 = { }
+local _len_0 = 1
+local _list_0 = items
+local _min_0 = #_list_0 + -4 + 1
+local _max_0 = #_list_0 + -1 + 1
+for _index_0 = _min_0, _max_0 do
+        local item = _list_0[_index_0]
+        _accum_0[_len_0] = item
+        _len_0 = _len_0 + 1
+end
+slice = _accum_0
+local reverse_slice
+local _accum_0 = { }
+local _len_0 = 1
+local _list_0 = items
+local _min_0 = #_list_0 + -1 + 1
+for _index_0 = _min_0, 1, -1 do
+        local item = _list_0[_index_0]
+        _accum_0[_len_0] = item
+        _len_0 = _len_0 + 1
+end
+reverse_slice = _accum_0
+local sub_list
+local _accum_0 = { }
+local _len_0 = 1
+local _list_0 = items
+for _index_0 = 2, 4 do
+        local _item_0 = _list_0[_index_0]
+        _accum_0[_len_0] = _item_0
+        _len_0 = _len_0 + 1
+end
+sub_list = _accum_0
 for i = 10, 20 do
         print(i)
 end
@@ -1535,6 +1629,35 @@ if _tab_0 then
                 print("匹配成功", fourth)
         end
 end
+local segments = {
+        "admin",
+        "users",
+        "logs",
+        "view"
+}
+local _type_0 = type(segments)
+local _tab_0 = "table" == _type_0 or "userdata" == _type_0
+if _tab_0 then
+        local groups
+        do
+                local _accum_0 = { }
+                local _len_0 = 1
+                local _max_0 = #segments + -3 + 1
+                for _index_0 = 1, _max_0 do
+                        local _item_0 = segments[_index_0]
+                        _accum_0[_len_0] = _item_0
+                        _len_0 = _len_0 + 1
+                end
+                groups = _accum_0
+        end
+        local resource = segments[#segments - 1]
+        local action = segments[#segments]
+        if resource ~= nil and action ~= nil then
+                print("Group:", groups)
+                print("Resource:", resource)
+                print("Action:", action)
+        end
+end
 local Inventory
 local _class_0
 local _base_0 = {
@@ -2474,6 +2597,14 @@ for _key_0, _value_0 in pairs(b) do
         end
 end
 merge = _tab_0
+print((function()
+        local _item_0 = data.items
+        return _item_0[#_item_0]
+end)())
+print((function()
+        local _item_0 = data.items
+        return _item_0[#_item_0 - 1]
+end)())
 local mt = { }
 local add
 add = function(self, right)
@@ -2852,6 +2983,59 @@ end
 local two, four
 local _obj_0 = items
 two, four = _obj_0[2], _obj_0[4]
+local orders = {
+        "first",
+        "second",
+        "third",
+        "fourth",
+        "last"
+}
+local first, bulk, last = orders[1], (function()
+        local _accum_0 = { }
+        local _len_0 = 1
+        local _max_0 = #orders + -2 + 1
+        for _index_0 = 2, _max_0 do
+                local _item_0 = orders[_index_0]
+                _accum_0[_len_0] = _item_0
+                _len_0 = _len_0 + 1
+        end
+        return _accum_0
+end)(), orders[#orders]
+print(first)
+print(bulk)
+print(last)
+local first, rest
+do
+        local _obj_0 = orders
+        first, rest = _obj_0[1], (function()
+                local _accum_0 = { }
+                local _len_0 = 1
+                local _max_0 = #_obj_0
+                for _index_0 = 2, _max_0 do
+                        local _item_0 = _obj_0[_index_0]
+                        _accum_0[_len_0] = _item_0
+                        _len_0 = _len_0 + 1
+                end
+                return _accum_0
+        end)()
+end
+local start, last
+do
+        local _obj_0 = orders
+        start, last = (function()
+                local _accum_0 = { }
+                local _len_0 = 1
+                local _max_0 = #_obj_0 + -2 + 1
+                for _index_0 = 1, _max_0 do
+                        local _item_0 = _obj_0[_index_0]
+                        _accum_0[_len_0] = _item_0
+                        _len_0 = _len_0 + 1
+                end
+                return _accum_0
+        end)(), _obj_0[#_obj_0]
+end
+local _obj_0 = orders
+first, last = _obj_0[1], _obj_0[#_obj_0]
 local tuples = {
         {
                 "hello",
@@ -3348,6 +3532,39 @@ for _index_0 = 1, _max_0, 2 do
         _len_0 = _len_0 + 1
 end
 slice = _accum_0
+local slice
+local _accum_0 = { }
+local _len_0 = 1
+local _list_0 = items
+local _min_0 = #_list_0 + -4 + 1
+local _max_0 = #_list_0 + -1 + 1
+for _index_0 = _min_0, _max_0 do
+        local item = _list_0[_index_0]
+        _accum_0[_len_0] = item
+        _len_0 = _len_0 + 1
+end
+slice = _accum_0
+local reverse_slice
+local _accum_0 = { }
+local _len_0 = 1
+local _list_0 = items
+local _min_0 = #_list_0 + -1 + 1
+for _index_0 = _min_0, 1, -1 do
+        local item = _list_0[_index_0]
+        _accum_0[_len_0] = item
+        _len_0 = _len_0 + 1
+end
+reverse_slice = _accum_0
+local sub_list
+local _accum_0 = { }
+local _len_0 = 1
+local _list_0 = items
+for _index_0 = 2, 4 do
+        local _item_0 = _list_0[_index_0]
+        _accum_0[_len_0] = _item_0
+        _len_0 = _len_0 + 1
+end
+sub_list = _accum_0
 for i = 10, 20 do
         print(i)
 end
@@ -3799,6 +4016,35 @@ if _tab_0 then
                 print("匹配成功", fourth)
         end
 end
+local segments = {
+        "admin",
+        "users",
+        "logs",
+        "view"
+}
+local _type_0 = type(segments)
+local _tab_0 = "table" == _type_0 or "userdata" == _type_0
+if _tab_0 then
+        local groups
+        do
+                local _accum_0 = { }
+                local _len_0 = 1
+                local _max_0 = #segments + -3 + 1
+                for _index_0 = 1, _max_0 do
+                        local _item_0 = segments[_index_0]
+                        _accum_0[_len_0] = _item_0
+                        _len_0 = _len_0 + 1
+                end
+                groups = _accum_0
+        end
+        local resource = segments[#segments - 1]
+        local action = segments[#segments]
+        if resource ~= nil and action ~= nil then
+                print("Group:", groups)
+                print("Resource:", resource)
+                print("Action:", action)
+        end
+end
 local Inventory
 local _class_0
 local _base_0 = {