** equality of Lua values. L == NULL means raw equality (no metamethods) */
| 258 | ** equality of Lua values. L == NULL means raw equality (no metamethods) |
| 259 | */ |
| 260 | int luaV_equalobj_ (lua_State *L, const TValue *t1, const TValue *t2) { |
| 261 | const TValue *tm; |
| 262 | lua_assert(ttisequal(t1, t2)); |
| 263 | switch (ttype(t1)) { |
| 264 | case LUA_TNIL: return 1; |
| 265 | case LUA_TNUMBER: return luai_numeq(nvalue(t1), nvalue(t2)); |
| 266 | case LUA_TBOOLEAN: return bvalue(t1) == bvalue(t2); /* true must be 1 !! */ |
| 267 | case LUA_TLIGHTUSERDATA: return pvalue(t1) == pvalue(t2); |
| 268 | case LUA_TLCF: return fvalue(t1) == fvalue(t2); |
| 269 | case LUA_TSHRSTR: return eqshrstr(rawtsvalue(t1), rawtsvalue(t2)); |
| 270 | case LUA_TLNGSTR: return luaS_eqlngstr(rawtsvalue(t1), rawtsvalue(t2)); |
| 271 | case LUA_TUSERDATA: { |
| 272 | if (uvalue(t1) == uvalue(t2)) return 1; |
| 273 | else if (L == NULL) return 0; |
| 274 | tm = get_equalTM(L, uvalue(t1)->metatable, uvalue(t2)->metatable, TM_EQ); |
| 275 | break; /* will try TM */ |
| 276 | } |
| 277 | case LUA_TTABLE: { |
| 278 | if (hvalue(t1) == hvalue(t2)) return 1; |
| 279 | else if (L == NULL) return 0; |
| 280 | tm = get_equalTM(L, hvalue(t1)->metatable, hvalue(t2)->metatable, TM_EQ); |
| 281 | break; /* will try TM */ |
| 282 | } |
| 283 | default: |
| 284 | lua_assert(iscollectable(t1)); |
| 285 | return gcvalue(t1) == gcvalue(t2); |
| 286 | } |
| 287 | if (tm == NULL) return 0; /* no TM? */ |
| 288 | callTM(L, tm, t1, t2, L->top, 1); /* call TM */ |
| 289 | return !l_isfalse(L->top); |
| 290 | } |
| 291 | |
| 292 | |
| 293 | void luaV_concat (lua_State *L, int total) { |
nothing calls this directly
no test coverage detected