Add Travis CI and LuaCheck (#8)

.luacheckrc

@@ -0,0 +1,15 @@
+unused_args = false
+allow_defined_top = true
+max_line_length = 999
+
+globals ={
+    "minetest",
+}
+
+read_globals = {
+    string = {fields = {"split", "trim"}},
+    table = {fields = {"copy", "getn"}},
+
+    "mysql_base",
+    "core", "dump",
+}

.travis.yml

@@ -0,0 +1,11 @@
+language: generic
+addons:
+  apt:
+    packages:
+    - luarocks
+before_install:
+  - luarocks install --local luacheck
+script:
+- $HOME/.luarocks/bin/luacheck .
+notifications:
+  email: false

README.md

@@ -1,4 +1,5 @@
 # MySQL Authentication
+[![Build Status](https://travis-ci.org/MinetestForFun/mysql_auth.svg)](https://travis-ci.org/MinetestForFun/mysql_auth)
 
 Plug Minetest's auth mechanism into a MySQL database.
 

auth_txt_import.lua

@@ -1,6 +1,4 @@
 local modname = minetest.get_current_modname()
-local modpath = minetest.get_modpath(modname) 
-
 local thismod = _G[modname]
 
 function thismod.import_auth_txt()

init.lua

@@ -1,5 +1,5 @@
 local modname = minetest.get_current_modname()
-local modpath = minetest.get_modpath(modname) 
+local modpath = minetest.get_modpath(modname)
 
 local thismod = {
   enabled = false