From 158fe0112d27917ae9f7f91bc8aab1dd23d429ea Mon Sep 17 00:00:00 2001
From: Robert Alessi <alessi@robertalessi.net>
Date: Sun, 2 Jul 2017 12:48:11 +0200
Subject: new lua function 'isintable()', newtable 'breakcmds'

---
 arabluatex.lua | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/arabluatex.lua b/arabluatex.lua
index 9252127..3a405a2 100644
--- a/arabluatex.lua
+++ b/arabluatex.lua
@@ -27,6 +27,13 @@ require("arabluatex_fullvoc")
 require("arabluatex_novoc")
 require("arabluatex_trans")
 
+function isintable(table, value)
+   for _, v in pairs(table) do
+      if v == value then return true end
+   end
+   return false
+end
+
 local function protectarb(str)
    str = string.gsub(str, "(\\arb.?)(%[.-%])(%b{})", "\\@arb%2%3")
    str = string.gsub(str, "(\\begin.?)(%b{})(%b[])", "\\@begin%3%2")
@@ -46,6 +53,8 @@ local function unprotectarb(str)
 return str
 end
 
+breakcmds = {}
+
 local function breakcmd(str)
    -- process \item[], then \item[]
 	str = string.gsub(str, "\\(item.?)(%b[])",
-- 
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