Fixed error with the table block

Table blocks had an error where an empty table woult crash the reader

.gitignore

@@ -0,0 +1,2 @@
+
+crypto.lua

bin/init.lua

@@ -76,6 +76,8 @@ function bin.resolveType(tab) -- used in getblock for auto object creation. Inte
 			return b
 		elseif tab.Type=="sink" then
 			return bin.newSync(tab.data)
+		else -- maybe a type from another library
+			return tab
 		end
 	else return tab end
 end

bin/support/extraBlocks.lua

@@ -8,7 +8,9 @@ bin.registerBlock("t",function(SIZE_OR_NIL,ref)
 	local ind
 	local n=0
 	while true do
-		local it,dt=ref:read(2):match("(.)(.)")
+		local _dat=ref:read(2)
+		if _dat==nil then break end
+		local it,dt=_dat:match("(.)(.)")
 		n=n+2
 		if it=="N" then -- get the index stuff out of the way first
 			ind=ref:getBlock("n",4)
@@ -45,14 +47,20 @@ bin.registerBlock("t",function(SIZE_OR_NIL,ref)
 			local size=ref:getBlock("n",4)
 			ref:setSeek(cur)
 			ref:read(4)
-			local data=bin.new(ref:read(size))
-			local dat=data:getBlock("t")
-			if dat.__RECURSIVE then
-				tab[ind]=tab
+			if size==7 then
+				tab[ind]={}
+				ref:read(7)
+				n=n+11
 			else
-				tab[ind]=dat
+				local data=bin.new(ref:read(size))
+				local dat=data:getBlock("t")
+				if dat.__RECURSIVE then
+					tab[ind]=tab
+				else
+					tab[ind]=dat
+				end
+				n=n+data:getSize()+4
 			end
-			n=n+data:getSize()+4
 		end
 		if n==len then break end
 	end