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authordaurnimator <quae@daurnimator.com>2017-05-23 18:02:56 +1000
committerdaurnimator <quae@daurnimator.com>2017-05-27 22:14:40 +1000
commitcc371ddf515fc40d7fbbb8a4e4040673de127c50 (patch)
tree538e8f171b0be55f6195f0acd7700fa786eb9dce /src
parent78f764030414e5c45ea059a5f582885da0282e39 (diff)
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src/lapi.js: Ignore 's' when lua_pushlstring is passed 0
Diffstat (limited to 'src')
-rw-r--r--src/lapi.js10
1 files changed, 7 insertions, 3 deletions
diff --git a/src/lapi.js b/src/lapi.js
index 8b2e164..2341722 100644
--- a/src/lapi.js
+++ b/src/lapi.js
@@ -232,10 +232,14 @@ const lua_pushinteger = function(L, n) {
};
const lua_pushlstring = function(L, s, len) {
- assert(Array.isArray(s), "lua_pushlstring expects array of byte");
assert(typeof len === "number");
-
- let ts = lstring.luaS_bless(L, s.slice(0, len));
+ let ts;
+ if (len === 0) {
+ ts = lstring.luaS_bless(L, []);
+ } else {
+ assert(Array.isArray(s), "lua_pushlstring expects array of byte");
+ ts = lstring.luaS_bless(L, s.slice(0, len));
+ }
lobject.setsvalue2s(L, L.top, ts);
L.top++;
assert(L.top <= L.ci.top, "stack overflow");