Added new syntax.

- Slice Expression.
- Reversed Indexing,.
- Range Destructuring.
- Table Range Matching.

1 files changed, 189 insertions, 3 deletions

diff --git a/spec/outputs/lists.lua b/spec/outputs/lists.lua
index 48ec9c8..1bdfa3e 100644
--- a/spec/outputs/lists.lua
+++ b/spec/outputs/lists.lua
@@ -231,12 +231,12 @@ x = {
         7
 }
 local _max_0 = -5
-for _index_0 = 2, _max_0 < 0 and #x + _max_0 or _max_0, 2 do
+for _index_0 = 2, _max_0 < 0 and #x + _max_0 + 1 or _max_0, 2 do
         local y = x[_index_0]
         print(y)
 end
 local _max_1 = 3
-for _index_0 = 1, _max_1 < 0 and #x + _max_1 or _max_1 do
+for _index_0 = 1, _max_1 < 0 and #x + _max_1 + 1 or _max_1 do
         local y = x[_index_0]
         print(y)
 end
@@ -254,7 +254,7 @@ for _index_0 = 2, #x, 2 do
 end
 local a, b, c = 1, 5, 2
 local _max_2 = b
-for _index_0 = a, _max_2 < 0 and #x + _max_2 or _max_2, c do
+for _index_0 = a, _max_2 < 0 and #x + _max_2 + 1 or _max_2, c do
         local y = x[_index_0]
         print(y)
 end
@@ -327,4 +327,190 @@ do
                 job = "jobless"
         end
 end
+do
+        local transactions = {
+                "T001",
+                "T002",
+                "T003",
+                "T004",
+                "T005"
+        }
+        local middleTransactions
+        do
+                local _accum_0 = { }
+                local _len_0 = 1
+                local _max_3 = -2
+                for _index_0 = 2, _max_3 < 0 and #transactions + _max_3 + 1 or _max_3 do
+                        local _item_0 = transactions[_index_0]
+                        _accum_0[_len_0] = _item_0
+                        _len_0 = _len_0 + 1
+                end
+                middleTransactions = _accum_0
+        end
+        print(middleTransactions)
+end
+do
+        local logs = {
+                {
+                        start = 0,
+                        ["end"] = 100
+                },
+                {
+                        start = 100,
+                        ["end"] = 200
+                },
+                {
+                        start = 200,
+                        ["end"] = 123
+                }
+        }
+        print(logs[#logs]["end"])
+end
+do
+        local pendingOrders = {
+                "O001",
+                "O002",
+                "O003",
+                "O004"
+        }
+        print(pendingOrders[#pendingOrders - 1])
+end
+do
+        local getOrders
+        getOrders = function()
+                return {
+                        {
+                                id = "O1001",
+                                status = "pending"
+                        },
+                        {
+                                id = "O1002",
+                                status = "processing"
+                        },
+                        {
+                                id = "O1003",
+                                status = "done"
+                        }
+                }
+        end
+        local lastStatus
+        do
+                local _item_0 = getOrders()
+                lastStatus = _item_0[#_item_0].status
+        end
+        assert(lastStatus == "done")
+end
+do
+        local cloneList1
+        cloneList1 = function(list)
+                local _accum_0 = { }
+                local _len_0 = 1
+                for _index_0 = 1, #list do
+                        local _item_0 = list[_index_0]
+                        _accum_0[_len_0] = _item_0
+                        _len_0 = _len_0 + 1
+                end
+                return _accum_0
+        end
+        local cloneList2
+        cloneList2 = function(list)
+                local _tab_0 = { }
+                local _idx_0 = #_tab_0 + 1
+                for _index_0 = 1, #list do
+                        local _value_0 = list[_index_0]
+                        _tab_0[_idx_0] = _value_0
+                        _idx_0 = _idx_0 + 1
+                end
+                return _tab_0
+        end
+        local cloneTable
+        cloneTable = function(tb)
+                local _tab_0 = { }
+                local _idx_0 = 1
+                for _key_0, _value_0 in pairs(tb) do
+                        if _idx_0 == _key_0 then
+                                _tab_0[#_tab_0 + 1] = _value_0
+                                _idx_0 = _idx_0 + 1
+                        else
+                                _tab_0[_key_0] = _value_0
+                        end
+                end
+                return _tab_0
+        end
+end
+do
+        print((function()
+                local _item_0 = globalTB
+                return _item_0[#_item_0]
+        end)(), (function()
+                local _item_0 = a.b.c
+                return _item_0[#_item_0 - 2]
+        end)(), (function()
+                if x ~= nil then
+                        local _obj_0 = x.y
+                        if _obj_0 ~= nil then
+                                local _obj_1 = _obj_0(x).z
+                                if _obj_1 ~= nil then
+                                        return _obj_1[#_obj_1 - 3]
+                                end
+                                return nil
+                        end
+                        return nil
+                end
+                return nil
+        end)())
+end
+local _anon_func_0 = function(globalTB)
+        local _item_0 = globalTB
+        local _call_0 = _item_0[#_item_0]
+        return _call_0["end"](_call_0, 123)
+end
+local _anon_func_1 = function(a)
+        local _item_0
+        do
+                local _accum_0 = { }
+                local _len_0 = 1
+                local _list_0 = a.b.c
+                local _max_3 = -5
+                for _index_0 = 5, _max_3 < 0 and #_list_0 + _max_3 + 1 or _max_3 do
+                        local _item_1 = _list_0[_index_0]
+                        _accum_0[_len_0] = _item_1
+                        _len_0 = _len_0 + 1
+                end
+                _item_0 = _accum_0
+        end
+        return _item_0[#_item_0 - 2]
+end
+local _anon_func_2 = function(x)
+        if x ~= nil then
+                local _obj_0 = x.y
+                if _obj_0 ~= nil then
+                        local _obj_1 = _obj_0(x).z
+                        if _obj_1 ~= nil then
+                                local _obj_2 = _obj_1[#_obj_1 - 3]
+                                if _obj_2 ~= nil then
+                                        local _accum_0 = { }
+                                        local _len_0 = 1
+                                        local _max_3 = -3
+                                        for _index_0 = 1, _max_3 < 0 and #_obj_2 + _max_3 + 1 or _max_3 do
+                                                local _item_0 = _obj_2[_index_0]
+                                                _accum_0[_len_0] = _item_0
+                                                _len_0 = _len_0 + 1
+                                        end
+                                        return _accum_0
+                                end
+                                return nil
+                        end
+                        return nil
+                end
+                return nil
+        end
+        return nil
+end
+do
+        local f
+        f = function()
+                return print(_anon_func_0(globalTB), _anon_func_1(a), _anon_func_2(x))
+        end
+end
 return nil