From da48d9eb5719a43d4a198e712674dff2235796e1 Mon Sep 17 00:00:00 2001
From: longquan0104 <longquan0104@gmail.com>
Date: Sun, 2 Jun 2024 23:51:00 +0700
Subject: [PATCH] Issue #491 : Add a condition to check to parseFloat or
 parseInt

---
 _lua5.1-tests/math.lua | 1 +
 baselib.go             | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/_lua5.1-tests/math.lua b/_lua5.1-tests/math.lua
index 21429a6f..f82ed6c1 100644
--- a/_lua5.1-tests/math.lua
+++ b/_lua5.1-tests/math.lua
@@ -52,6 +52,7 @@ assert(tonumber(string.rep('1', 32), 2) + 1 == 2^32)
 assert(tonumber('-fffffFFFFF', 16)-1 == -2^40)
 assert(tonumber('ffffFFFF', 16)+1 == 2^32)
 assert(tonumber('0xF') == 15)
+assert(tonumber('5e-07') == 0.0000005)
 
 assert(1.1 == 1.+.1)
 print(100.0, 1E2, .01)
diff --git a/baselib.go b/baselib.go
index aa2c08a9..af095068 100644
--- a/baselib.go
+++ b/baselib.go
@@ -410,7 +410,7 @@ func baseToNumber(L *LState) int {
 		L.Push(lv)
 	case LString:
 		str := strings.Trim(string(lv), " \n\t")
-		if strings.Index(str, ".") > -1 {
+		if strings.Contains(str, ".") || strings.ContainsAny(str, "eE") {
 			if v, err := strconv.ParseFloat(str, LNumberBit); err != nil {
 				L.Push(LNil)
 			} else {