| 752 | |
| 753 | |
| 754 | static void parlist (LexState *ls) { |
| 755 | /* parlist -> [ param { ',' param } ] */ |
| 756 | FuncState *fs = ls->fs; |
| 757 | Proto *f = fs->f; |
| 758 | int nparams = 0; |
| 759 | f->is_vararg = 0; |
| 760 | if (ls->t.token != ')') { /* is 'parlist' not empty? */ |
| 761 | do { |
| 762 | switch (ls->t.token) { |
| 763 | case TK_NAME: { /* param -> NAME */ |
| 764 | new_localvar(ls, str_checkname(ls)); |
| 765 | nparams++; |
| 766 | break; |
| 767 | } |
| 768 | case TK_DOTS: { /* param -> '...' */ |
| 769 | luaX_next(ls); |
| 770 | f->is_vararg = 1; /* declared vararg */ |
| 771 | break; |
| 772 | } |
| 773 | default: luaX_syntaxerror(ls, "<name> or '...' expected"); |
| 774 | } |
| 775 | } while (!f->is_vararg && testnext(ls, ',')); |
| 776 | } |
| 777 | adjustlocalvars(ls, nparams); |
| 778 | f->numparams = cast_byte(fs->nactvar); |
| 779 | luaK_reserveregs(fs, fs->nactvar); /* reserve register for parameters */ |
| 780 | } |
| 781 | |
| 782 | |
| 783 | static void body (LexState *ls, expdesc *e, int ismethod, int line) { |
no test coverage detected