From cbdad5acbc8248fc4af14dcd885f648acabd2adc Mon Sep 17 00:00:00 2001
From: Daniel Silverstone <dsilvers@digital-scurf.org>
Date: Thu, 5 Nov 2015 14:34:12 +0000
Subject: Add some unpack holding so that Lua 5.3 works

---
 lib/lace/compiler.lua      | 2 ++
 lib/lace/engine.lua        | 2 ++
 test/test-lace.builtin.lua | 2 ++
 3 files changed, 6 insertions(+)

diff --git a/lib/lace/compiler.lua b/lib/lace/compiler.lua
index 57b432f..a3610c3 100644
--- a/lib/lace/compiler.lua
+++ b/lib/lace/compiler.lua
@@ -17,6 +17,8 @@ local lex = require "lace.lex"
 local builtin = require "lace.builtin"
 local err = require "lace.error"
 
+local unpack = unpack or table.unpack
+
 local function _fake_loader(ctx, name)
    return err.error("Ruleset not found: " .. name, {1})
 end
diff --git a/lib/lace/engine.lua b/lib/lace/engine.lua
index 45c2c33..e80918d 100644
--- a/lib/lace/engine.lua
+++ b/lib/lace/engine.lua
@@ -15,6 +15,8 @@
 
 local err = require 'lace.error'
 
+local unpack = unpack or table.unpack
+
 local function _dlace(ctx)
    local ret = ctx._lace or {}
    ctx._lace = ret
diff --git a/test/test-lace.builtin.lua b/test/test-lace.builtin.lua
index df5ebba..b2eafde 100644
--- a/test/test-lace.builtin.lua
+++ b/test/test-lace.builtin.lua
@@ -14,6 +14,8 @@ pcall(require, 'luacov')
 local builtin = require 'lace.builtin'
 local engine = require 'lace.engine'
 
+local unpack = unpack or table.unpack
+
 local testnames = {}
 
 local real_assert = assert
-- 
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