# HG changeset patch
# User jbe
# Date 1498834864 -7200
# Node ID 7eec5b604b00119a03a26ce3b603a54e6c50223e
# Parent  e7c9a80b6795ef4e325c3a4ca332efb4e34d067c
Provide custom implementation of table.insert for Lua 5.2

diff -r e7c9a80b6795 -r 7eec5b604b00 framework/env/__init.lua
--- a/framework/env/__init.lua	Wed Jun 28 18:51:36 2017 +0200
+++ b/framework/env/__init.lua	Fri Jun 30 17:01:04 2017 +0200
@@ -54,6 +54,29 @@
 end
 --//--
 
+--[[--
+table.insert(
+  t,           -- table
+  index,       -- optional index
+  value        -- value
+)
+
+Custom implementation of Lua's table.insert(...) where table.insert(table, value) also respects metamethods in Lua 5.2 (this behavior is already supported by Lua 5.3).
+
+--]]--
+do
+  local old_insert = table.insert
+  function table.insert(...)
+    if _VERSION == "Lua 5.2" and select("#", ...) == 2 then
+      local t, value = ...
+      t[#t+1] = value
+      return
+    end
+    return old_insert(...)
+  end
+end
+--//--
+
 -- load libraries
 -- (except "extos", which has to be loaded earlier, and "multirand", which must be loaded after forking)
 _G.nihil       = require 'nihil'