Function field

app/redis-6.2.6/deps/lua/src/lparser.c:411–419

static void field (LexState *ls, expdesc *v) {
  /* field -> ['.' | ':'] NAME */
  FuncState *fs = ls->fs;
  expdesc key;
  luaK_exp2anyreg(fs, v);
  luaX_next(ls);  /* skip the dot or colon */
  checkname(ls, &key);
  luaK_indexed(fs, v, &key);
}


static void yindex (LexState *ls, expdesc *v) {