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-rw-r--r--src/lapi.js9
1 files changed, 6 insertions, 3 deletions
diff --git a/src/lapi.js b/src/lapi.js
index 2ae5b3c..0c1a3a6 100644
--- a/src/lapi.js
+++ b/src/lapi.js
@@ -230,15 +230,18 @@ const lua_pushinteger = function(L, n) {
assert(L.top <= L.ci.top, "stack overflow");
};
+const emptystring = [];
+
const lua_pushlstring = function(L, s, len) {
assert(typeof len === "number");
let ts;
if (len === 0) {
- ts = lstring.luaS_bless(L, []);
+ s = emptystring;
} else {
assert(defs.is_luastring(s) && s.length >= len, "lua_pushlstring expects array of byte");
- ts = lstring.luaS_bless(L, s.slice(0, len));
+ s = s.slice(0, len);
}
+ ts = lstring.luaS_bless(L, s);
lobject.pushsvalue2s(L, ts);
assert(L.top <= L.ci.top, "stack overflow");
@@ -1055,7 +1058,7 @@ const lua_concat = function(L, n) {
if (n >= 2)
lvm.luaV_concat(L, n);
else if (n === 0) {
- lobject.pushsvalue2s(L, lstring.luaS_bless(L, []));
+ lobject.pushsvalue2s(L, lstring.luaS_bless(L, emptystring));
assert(L.top <= L.ci.top, "stack overflow");
}
};