1 files changed, 5 insertions, 3 deletions
diff --git a/src/lauxlib.js b/src/lauxlib.js
index 9a6666a..68a975d 100644
--- a/src/lauxlib.js
+++ b/src/lauxlib.js
@@ -846,11 +846,13 @@ const luaL_dofile = function(L, filename) {
 };
 
 const lua_writestringerror = function(s) {
-    if (process.stderr) process.stderr.write(s);
-    else console.error(s);
+    if (WEB) {
+        process.stderr.write(s);
+    } else {
+        console.error(s);
+    }
 };
 
-
 const luaL_checkversion = function(L) {
     let ver = lua.LUA_VERSION_NUM;
     let sz = LUAL_NUMSIZES;