From a1ddb1f89944fc997d6f4a61445c48e8511610ca Mon Sep 17 00:00:00 2001
From: daurnimator <quae@daurnimator.com>
Date: Wed, 13 Dec 2017 14:47:45 +1100
Subject: src/llex.js: Use luaZ_buffer when not using .slice

---
 src/llex.js | 7 +++----
 src/lzio.js | 5 +++++
 2 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/src/llex.js b/src/llex.js
index 5bcd744..779557a 100644
--- a/src/llex.js
+++ b/src/llex.js
@@ -237,7 +237,7 @@ const read_numeral = function(ls, seminfo) {
     // save(ls, 0);
 
     let obj = new lobject.TValue();
-    if (lobject.luaO_str2num(ls.buff.buffer, obj) === 0)  /* format error? */
+    if (lobject.luaO_str2num(lzio.luaZ_buffer(ls.buff), obj) === 0)  /* format error? */
         lexerror(ls, defs.to_luastring("malformed number", true), R.TK_FLT);
     if (obj.ttisinteger()) {
         seminfo.i = obj.value;
@@ -254,7 +254,7 @@ const txtToken = function(ls, token) {
         case R.TK_NAME: case R.TK_STRING:
         case R.TK_FLT: case R.TK_INT:
             // save(ls, 0);
-            return lobject.luaO_pushfstring(ls.L, defs.to_luastring("'%s'", true), ls.buff.buffer);
+            return lobject.luaO_pushfstring(ls.L, defs.to_luastring("'%s'", true), lzio.luaZ_buffer(ls.buff));
         default:
             return luaX_token2str(ls, token);
     }
@@ -561,8 +561,7 @@ const llex = function(ls, seminfo) {
                     do {
                         save_and_next(ls);
                     } while (ljstype.lislalnum(ls.current));
-
-                    let ts = luaX_newstring(ls, ls.buff.buffer);
+                    let ts = luaX_newstring(ls, lzio.luaZ_buffer(ls.buff));
                     seminfo.ts = ts;
                     let kidx = token_to_index[lstring.luaS_hashlongstr(ts)];
                     if (kidx !== void 0 && kidx <= 22)  /* reserved word? */
diff --git a/src/lzio.js b/src/lzio.js
index 9aa25bd..3d877aa 100644
--- a/src/lzio.js
+++ b/src/lzio.js
@@ -10,6 +10,10 @@ class MBuffer {
     }
 }
 
+const luaZ_buffer = function(buff) {
+    return buff.buffer;
+};
+
 const luaZ_buffremove = function(buff, i) {
     buff.n -= i;
 };
@@ -84,6 +88,7 @@ const luaZ_read = function(z, b, b_offset, n) {
 };
 
 module.exports.EOZ              = EOZ;
+module.exports.luaZ_buffer      = luaZ_buffer;
 module.exports.luaZ_buffremove  = luaZ_buffremove;
 module.exports.luaZ_fill        = luaZ_fill;
 module.exports.luaZ_read        = luaZ_read;
-- 
cgit v1.2.3-70-g09d2