From bcc4680fee6ad7ede9d573a7c8fdedcced9b11d1 Mon Sep 17 00:00:00 2001
From: David Wursteisen <david.wursteisen+git@gmail.com>
Date: Thu, 30 Nov 2023 15:42:25 +0100
Subject: [PATCH] Fix random on an empty table

---
 .../kotlin/com/github/minigdx/tiny/lua/MathLib.kt         | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/tiny-engine/src/commonMain/kotlin/com/github/minigdx/tiny/lua/MathLib.kt b/tiny-engine/src/commonMain/kotlin/com/github/minigdx/tiny/lua/MathLib.kt
index 9254fc2a..b446f181 100644
--- a/tiny-engine/src/commonMain/kotlin/com/github/minigdx/tiny/lua/MathLib.kt
+++ b/tiny-engine/src/commonMain/kotlin/com/github/minigdx/tiny/lua/MathLib.kt
@@ -127,8 +127,12 @@ class MathLib : org.luaj.vm2.lib.MathLib() {
             if (arg.isnil()) return call()
             return if (arg.istable()) {
                 val table = arg.checktable()!!
-                val index = Random.nextInt(1, table.length() + 1)
-                table[index]
+                if (table.length() > 0) {
+                    val index = Random.nextInt(1, table.length() + 1)
+                    table[index]
+                } else {
+                    NIL
+                }
             } else {
                 if (arg.isint()) {
                     valueOf(Random.nextInt(abs(arg.toint())))