opcodes for order and shift can use several metamethods,

so it is better to use a generic description + metamethod names
in some error messages shown without '__' prefix
This commit is contained in:
Roberto Ierusalimschy 2017-12-07 13:44:10 -02:00
parent 49dfaf7447
commit 9fa1baf6de

View File

@ -1,5 +1,5 @@
/*
** $Id: ldebug.c,v 2.145 2017/11/23 16:35:54 roberto Exp roberto $
** $Id: ldebug.c,v 2.146 2017/11/23 19:29:04 roberto Exp roberto $
** Debug Interface
** See Copyright Notice in lua.h
*/
@ -606,12 +606,16 @@ static const char *funcnamefromcode (lua_State *L, CallInfo *ci,
case OP_LEN: tm = TM_LEN; break;
case OP_CONCAT: tm = TM_CONCAT; break;
case OP_EQ: tm = TM_EQ; break;
case OP_LT: tm = TM_LT; break;
case OP_LE: tm = TM_LE; break;
case OP_LT: case OP_LE: case OP_LTI: case OP_LEI:
*name = "order"; /* '<=' can call '__lt', etc. */
return "metamethod";
case OP_SHRI: case OP_SHLI:
*name = "shift";
return "metamethod";
default:
return NULL; /* cannot find a reasonable name */
}
*name = getstr(G(L)->tmname[tm]);
*name = getstr(G(L)->tmname[tm]) + 2;
return "metamethod";
}