diff options
Diffstat (limited to 'src/main.c')
| -rw-r--r-- | src/main.c | 19 |
1 files changed, 19 insertions, 0 deletions
@@ -303,6 +303,7 @@ typedef enum { NOD_SLP_STMT, NOD_DBG_STMT, NOD_WRT_STMT, + NOD_ERR_STMT, NOD_RED_STMT, NOD_ASSIGN_STMT, NOD_POSTFIX, @@ -433,6 +434,7 @@ static Node *break_stmt(Token **rest, Token *tok); static Node *slp_stmt(Token **rest, Token *tok); static Node *dbg_stmt(Token **rest, Token *tok); static Node *wrt_stmt(Token **rest, Token *tok); +static Node *err_stmt(Token **rest, Token *tok); static Node *red_stmt(Token **rest, Token *tok); static Node *postfix(Token **rest, Token *tok); static Node *assign_stmt(Token **rest, Token *tok); @@ -811,6 +813,8 @@ stmt(Token **rest, Token *tok) return slp_stmt(rest, tok); if (equal(tok, "wrt")) return wrt_stmt(rest, tok); + if (equal(tok, "err")) + return err_stmt(rest, tok); if (equal(tok, "loop")) return loop_stmt(rest, tok); if (equal(tok, "break")) @@ -928,6 +932,16 @@ wrt_stmt(Token **rest, Token *tok) } static Node * +err_stmt(Token **rest, Token *tok) +{ + Token *const og = tok; + tok = skip(tok, "err"); + Node *const node = new_unary(NOD_ERR_STMT, og, expr(&tok, tok)); + *rest = skip(tok, ";"); + return node; +} + +static Node * red_stmt(Token **rest, Token *tok) { Token *const og = tok; @@ -1323,6 +1337,11 @@ gen_stmt(Node *node, Node *fname, int break_lbl) printf("\tWRT\n"); depth -= 1; break; + case NOD_ERR_STMT: + gen_expr(node->lhs); + printf("\tERR\n"); + depth -= 1; + break; case NOD_RED_STMT: printf("\tRED\n"); gen_expr(node->lhs); |