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-rw-r--r--src/lapi.js27
1 files changed, 14 insertions, 13 deletions
diff --git a/src/lapi.js b/src/lapi.js
index a51796b..a884a97 100644
--- a/src/lapi.js
+++ b/src/lapi.js
@@ -240,18 +240,6 @@ const lua_pushstring = function (L, s) {
return s;
};
-// Push string without 8-bit conversion
-const lua_pushrawstring = function(L, s) {
- if (typeof s !== "string")
- L.stack[L.top] = ldo.nil;
- else {
- L.stack[L.top] = new TValue(CT.LUA_TLNGSTR, s.split('').map(e => e.charCodeAt(0)));
- }
- L.top++;
- assert(L.top <= L.ci.top, "stack overflow");
- return s;
-};
-
const lua_pushliteral = lua_pushstring;
const lua_pushcclosure = function(L, fn, n) {
@@ -554,6 +542,19 @@ const lua_tolstring = function(L, idx) {
const lua_tostring = lua_tolstring;
+// Convert a string on the stack to a dataview, because lua_tostring will perform utf-8 to utf-16 conversion
+const lua_todataview = function(L, idx) {
+ let o = index2addr(L, idx);
+
+ if (!o.ttisstring() && !o.ttisnumber())
+ return null;
+
+ let dv = new DataView(new ArrayBuffer(o.value.length));
+ o.value.forEach((e, i) => dv.setUint8(i, e, true));
+
+ return dv;
+};
+
const lua_rawlen = function(L, idx) {
let o = index2addr(L, idx);
switch (o.ttype()) {
@@ -893,7 +894,6 @@ module.exports.lua_pushliteral = lua_pushliteral;
module.exports.lua_pushlstring = lua_pushlstring;
module.exports.lua_pushnil = lua_pushnil;
module.exports.lua_pushnumber = lua_pushnumber;
-module.exports.lua_pushrawstring = lua_pushrawstring;
module.exports.lua_pushstring = lua_pushstring;
module.exports.lua_pushthread = lua_pushthread;
module.exports.lua_pushtvalue = lua_pushtvalue;
@@ -916,6 +916,7 @@ module.exports.lua_setupvalue = lua_setupvalue;
module.exports.lua_status = lua_status;
module.exports.lua_stringtonumber = lua_stringtonumber;
module.exports.lua_toboolean = lua_toboolean;
+module.exports.lua_todataview = lua_todataview;
module.exports.lua_tointeger = lua_tointeger;
module.exports.lua_tointegerx = lua_tointegerx;
module.exports.lua_tolstring = lua_tolstring;