diff options
Diffstat (limited to 'src/parse.y')
| -rw-r--r-- | src/parse.y | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/parse.y b/src/parse.y index 2c5690ea3..7bca4a4d6 100644 --- a/src/parse.y +++ b/src/parse.y @@ -715,6 +715,13 @@ new_regx(parser_state *p, const char *p1, const char* p2) return cons((node*)NODE_REGX, cons((node*)p1, (node*)p2)); } +// (:dregx . a) +static node* +new_dregx(parser_state *p, node *a, node *b) +{ + return cons((node*)NODE_DREGX, cons(a, b)); +} + // (:backref . n) static node* new_back_ref(parser_state *p, int n) @@ -2510,6 +2517,10 @@ regexp : tREGEXP_BEG tREGEXP { $$ = $2; } + | tREGEXP_BEG string_interp tREGEXP + { + $$ = new_dregx(p, $2, $3); + } ; symbol : basic_symbol @@ -5502,6 +5513,15 @@ parser_dump(mrb_state *mrb, node *tree, int offset) printf("NODE_REGX /%s/%s\n", (char*)tree->car, (char*)tree->cdr); break; + case NODE_DREGX: + printf("NODE_DREGX\n"); + dump_recur(mrb, tree->car, offset+1); + dump_prefix(offset); + printf("tail: %s\n", (char*)tree->cdr->cdr->car); + dump_prefix(offset); + printf("opt: %s\n", (char*)tree->cdr->cdr->cdr); + break; + case NODE_SYM: printf("NODE_SYM :%s\n", mrb_sym2name(mrb, sym(tree))); break; |