luaV_tostring 347 lib/lua/lapi.c if (!luaV_tostring(L, o)) { /* conversion failed? */ luaV_tostring 370 lib/lua/lapi.c l = (luaV_tostring(L, o) ? tsvalue(o)->len : 0); luaV_tostring 16 lib/lua/lvm.h #define tostring(L,o) ((ttype(o) == LUA_TSTRING) || (luaV_tostring(L, o))) luaV_tostring 28 lib/lua/lvm.h LUAI_FUNC int luaV_tostring (lua_State *L, StkId obj);