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Merge branch 'more-helpful-lua-error' into 'next' 

Make "divide by zero" or "modulo by zero" errors show the file and line of where it happened

See merge request STJr/SRB2!1145
This commit is contained in:
Lachlan Wright 2020-09-25 09:28:49 -04:00
parent c42f247ce5 16569b4e9a
commit 256fa9fa10
1 changed files with 4 additions and 6 deletions
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10
src/blua/lvm.c
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@ -322,8 +322,8 @@ static void Arith (lua_State *L, StkId ra, TValue *rb,
case TM_ADD: setnvalue(ra, luai_numadd(nb, nc)); break;
case TM_SUB: setnvalue(ra, luai_numsub(nb, nc)); break;
case TM_MUL: setnvalue(ra, luai_nummul(nb, nc)); break;
case TM_DIV: if (nc == 0) { lua_pushliteral(L, "divide by zero error"); lua_error(L); } else setnvalue(ra, luai_numdiv(nb, nc)); break;
case TM_MOD: if (nc == 0) { lua_pushliteral(L, "modulo by zero error"); lua_error(L); } else setnvalue(ra, luai_nummod(nb, nc)); break;
case TM_DIV: if (nc == 0) { luaG_runerror(L, "divide by zero error"); } else setnvalue(ra, luai_numdiv(nb, nc)); break;
case TM_MOD: if (nc == 0) { luaG_runerror(L, "modulo by zero error"); } else setnvalue(ra, luai_nummod(nb, nc)); break;
case TM_POW: setnvalue(ra, luai_numpow(nb, nc)); break;
case TM_UNM: setnvalue(ra, luai_numunm(nb)); break;
case TM_AND: setnvalue(ra, luai_numand(nb, nc)); break;
@ -492,8 +492,7 @@ void luaV_execute (lua_State *L, int nexeccalls) {
if (ttisnumber(rb) && ttisnumber(rc)) {
lua_Number nb = nvalue(rb), nc = nvalue(rc);
if (nc == 0) {
lua_pushliteral(L, "divide by zero error");
lua_error(L);
luaG_runerror(L, "divide by zero error");
}
else
setnvalue(ra, luai_numdiv(nb, nc));
@ -508,8 +507,7 @@ void luaV_execute (lua_State *L, int nexeccalls) {
if (ttisnumber(rb) && ttisnumber(rc)) {
lua_Number nb = nvalue(rb), nc = nvalue(rc);
if (nc == 0) {
lua_pushliteral(L, "modulo by zero error");
lua_error(L);
luaG_runerror(L, "modulo by zero error");
}
else
setnvalue(ra, luai_nummod(nb, nc));