public void ClrPackage()
{
using (var runtime = new LuaRuntime()) {
runtime.InitializeClrPackage();
// adds a `clr` package with the following functions:
// clr.assembly | obtain an assembly with the provided name
// clr.namespace | obtain a table
runtime.DoString(@"
local ass = clr.assembly('Eluant.Tests')
local EluantTests = clr.namespace(ass, 'Eluant.Tests')
local s1 = EluantTests.Functions.Test()
local Functions = clr.type(ass, 'Eluant.Tests.Functions')
local s2 = Functions.Test()
if s1 ~= s2 then
error('The strings are different')
end
");
}
}
public void InstantiatingClasses()
{
using (var runtime = new LuaRuntime()) {
runtime.InitializeClrPackage();
var results = runtime.DoString(@"
local ass = clr.assembly('Eluant.Tests')
local Something = clr.type(ass, 'Eluant.Tests.Functions/Something')
local a = Something(100, 200, 300)
local b = Something(10)
return a, b
");
using (results) {
Assert.AreEqual(2, results.Count);
Assert.IsInstanceOf(typeof(Something), results [0].CLRMappedObject);
Assert.IsInstanceOf(typeof(Something), results [1].CLRMappedObject);
var a = results [0].CLRMappedObject as Something;
var b = results [1].CLRMappedObject as Something;
Assert.AreEqual(100, a.A);
Assert.AreEqual(200, a.B);
Assert.AreEqual(300, a.C);
Assert.AreEqual(10, b.A);
Assert.AreEqual(10, b.B);
Assert.AreEqual(10, b.C);
}
}
}
internal void RefreshLuaState()
{
if (LuaState != null)
{
LuaState.Dispose();
}
LuaState = new LuaRuntime();
LuaState.MonoStackTraceWorkaround = true;
// The version of Unity that Gungeon uses uses Mono 2.6.5, released in 2009
// Read the comment on MonoStackTraceWorkaround to learn more
LuaState.InitializeClrPackage();
}
public static void InitializeLua()
{
if (!File.Exists(StockMainLuaPath))
{
Logger.Warn("No main.lua - bailing out.");
return;
}
try {
if (LuaState != null)
{
DeinitializeLua();
}
LuaState = new LuaRuntime();
Logger.Info("Running Lua");
LuaState.MonoStackTraceWorkaround = true;
LuaState.InitializeClrPackage();
using (var package = LuaState.Globals["package"] as LuaTable) {
package["path"] = $"{Path.Combine(StockPath, "?.lua")};{Path.Combine(StockPath, "?/init.lua")}";
package["cpath"] = "";
}
using (var stock_table = LuaState.CreateTable()) {
stock_table["_VERSION"] = Assembly.GetExecutingAssembly().GetName().Version.ToString();
using (var func = LuaState.CreateFunctionFromDelegate(
new Action <LuaTable, LuaFunction>(LuaFunctions.Hook)
)) stock_table["hook"] = func;
using (var func = LuaState.CreateFunctionFromDelegate(
new Func <string, AssemblyHelper>(LuaFunctions.Assembly)
)) stock_table["assembly"] = func;
using (var func = LuaState.CreateFunctionFromDelegate(
new LuaFunctions.ArrayTypeFuncDelegate(LuaFunctions.ArrayType)
)) stock_table["array_type"] = func;
using (var func = LuaState.CreateFunctionFromDelegate(
new Func <Type, LuaTable, LuaClrTypeObject>(LuaFunctions.GenericType)
)) stock_table["generic_type"] = func;
using (var func = LuaState.CreateFunctionFromDelegate(
new Func <LuaVararg, object>(LuaFunctions.Get)
)) stock_table["get"] = func;
using (var func = LuaState.CreateFunctionFromDelegate(
new Action <LuaVararg>(LuaFunctions.Set)
)) stock_table["set"] = func;
LuaState.Globals["stock"] = stock_table;
}
LuaState.DoFile(StockMainLuaPath);
using (var stock = LuaState.Globals["stock"]) {
var stock_table = stock as LuaTable;
if (stock_table != null)
{
var unload = stock_table["unload"];
if (!(unload is LuaFunction))
{
unload.Dispose();
unload = null;
}
var ready = stock_table["ready"];
if (!(ready is LuaFunction))
{
ready.Dispose();
ready = null;
}
if (unload != null)
{
Unload = unload as LuaFunction;
}
if (ready != null)
{
Ready = ready as LuaFunction;
}
}
}
} catch (LuaException e) {
Logger.Error($"Failed initializing Lua: [{e.GetType()}]");
Logger.ErrorIndent(e.Message);
foreach (var line in e.TracebackArray)
{
Logger.ErrorIndent(line);
}
} catch (Exception e) {
Logger.Error($"Failed initializing Lua: [{e.GetType()}]");
Logger.ErrorIndent(e.Message);
foreach (var line in e.StackTrace.Split('\n'))
{
Logger.ErrorIndent(line.Replace(" ", ""));
}
}
if (_GameObject != null)
{
if (Ready != null)
{
SafeExecLua(Ready, "running stock.ready");
}
}
}