more testing and lint stuff

.travis.yml

@@ -15,6 +15,7 @@ install:
   - luarocks install busted
   - luarocks install luacov
   - luarocks install luacov-coveralls
+  - luarocks install middleclass
 
 script:
   - luacheck --std max+busted bitser.lua spec

README.md

@@ -1,5 +1,7 @@
 # bitser
 
+[![Build Status](https://travis-ci.org/gvx/bitser.svg?branch=master)](https://travis-ci.org/gvx/bitser)
+
 Serializes and deserializes Lua values with LuaJIT.
 
     local bitser = require 'bitser'

bitser.lua

@@ -77,7 +77,7 @@ local class_deserialize_registry = {}
 
 local serialize_value
 
-local function write_number(value, buffer, seen)
+local function write_number(value, buffer, _)
 	if floor(value) == value and value >= -2147483648 and value <= 2147483647 then
 		if value >= -27 and value <= 100 then
 			--small int
@@ -110,11 +110,11 @@ local function write_string(value, buffer, seen)
 	Buffer_write_string(buffer, value)
 end
 
-local function write_nil(value, buffer, seen)
+local function write_nil(_, buffer, _)
 	Buffer_write_byte(buffer, 247)
 end
 
-local function write_boolean(value, buffer, seen)
+local function write_boolean(value, buffer, _)
 	Buffer_write_byte(buffer, value and 249 or 248)
 end
 

spec/bitser_spec.lua

@@ -73,4 +73,23 @@ describe("bitser", function()
 			bitser.unregister(tostring(i))
 		end
 	end)
+	it("serializes deeply nested tables", function()
+		local max = 1000
+		local t = {}
+		for _ = 1, max do
+			t.t = {}
+			t = t.t
+		end
+		test_serdeser(t)
+	end)
+	it("serializes MiddleClass instances", function()
+		local class = require("middleclass")
+		local Horse = class('Horse')
+		function Horse:initialize(name)
+			self.name = name
+		end
+		local bojack = Horse('Bojack Horseman')
+		test_serdeser(bojack)
+		assert.is_true(serdeser(bojack):isInstanceOf(Horse))
+	end)
 end)