Merge pull request #63 from Akeit0/fix-userdata-type-check

nuskey8 · web-flow · commit 7dfe7b1949d6 · 2025-01-01T20:33:45.000+09:00
Fix: Check userdata type
diff --git a/src/Lua/LuaValue.cs b/src/Lua/LuaValue.cs
@@ -139,9 +139,13 @@ public bool TryRead<T>(out T result)
             case LuaValueType.UserData:
                 if (t == typeof(ILuaUserData) || typeof(ILuaUserData).IsAssignableFrom(t))
                 {
-                    var v = referenceValue!;
-                    result = Unsafe.As<object, T>(ref v);
-                    return true;
+                    if (referenceValue is T tValue)
+                    {
+                        result = tValue;
+                        return true;
+                    }
+                    result = default!;
+                    return false;
                 }
                 else if (t == typeof(object))
                 {

Original file line number	Diff line number	Diff line change
`@@ -139,9 +139,13 @@ public bool TryRead<T>(out T result)`
`139`	`139`	`case LuaValueType.UserData:`
`140`	`140`	`if (t == typeof(ILuaUserData) \|\| typeof(ILuaUserData).IsAssignableFrom(t))`
`141`	`141`	`{`
`142`		`- var v = referenceValue!;`
`143`		`- result = Unsafe.As<object, T>(ref v);`
`144`		`- return true;`
	`142`	`+ if (referenceValue is T tValue)`
	`143`	`+ {`
	`144`	`+ result = tValue;`
	`145`	`+ return true;`
	`146`	`+ }`
	`147`	`+ result = default!;`
	`148`	`+ return false;`
`145`	`149`	`}`
`146`	`150`	`else if (t == typeof(object))`
`147`	`151`	`{`