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author | Roberto Ierusalimschy <roberto@inf.puc-rio.br> | 2019-10-08 10:29:38 -0300 |
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committer | Roberto Ierusalimschy <roberto@inf.puc-rio.br> | 2019-10-08 10:29:38 -0300 |
commit | 6a84c329005ab7fc3f17283feda3f41010728288 (patch) | |
tree | 5da3ae7e8ed5c1f48522aac4d169c5f2ff180288 | |
parent | 6a10f03ff81606e567c6891a90d70066a03c686e (diff) | |
download | lua-github-6a84c329005ab7fc3f17283feda3f41010728288.tar.gz |
No coercion string->number in arithmetic with LUA_NOCVTS2N
-rw-r--r-- | lstrlib.c | 13 |
1 files changed, 13 insertions, 0 deletions
@@ -233,6 +233,17 @@ static int str_dump (lua_State *L) { ** ======================================================= */ +#if defined(LUA_NOCVTS2N) /* { */ + +/* no coercion from strings to numbers */ + +static const luaL_Reg stringmetamethods[] = { + {"__index", NULL}, /* placeholder */ + {NULL, NULL} +}; + +#else /* }{ */ + static int tonum (lua_State *L, int arg) { if (lua_type(L, arg) == LUA_TNUMBER) { /* already a number? */ lua_pushvalue(L, arg); @@ -311,6 +322,8 @@ static const luaL_Reg stringmetamethods[] = { {NULL, NULL} }; +#endif /* } */ + /* }====================================================== */ /* |