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add regex power to API and for Java per request

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2022-03-15 19:18:33 -07:00
parent 706d7ea893
commit e1929ca9b9
5 changed files with 33 additions and 0 deletions
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6
src/ast/seq_decl_plugin.cpp
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@ -1053,6 +1053,12 @@ sort* seq_util::rex::to_seq(sort* re) {
return to_sort(re->get_parameter(0).get_ast());
}
app* seq_util::rex::mk_power(expr* r, unsigned n) {
parameter param(n);
return m.mk_app(m_fid, OP_RE_POWER, 1, &param, 1, &r);
}
app* seq_util::rex::mk_loop(expr* r, unsigned lo) {
parameter param(lo);
return m.mk_app(m_fid, OP_RE_LOOP, 1, &param, 1, &r);

1
src/ast/seq_decl_plugin.h
View file

@ -502,6 +502,7 @@ public:
app* mk_star(expr* r) { return m.mk_app(m_fid, OP_RE_STAR, r); }
app* mk_plus(expr* r) { return m.mk_app(m_fid, OP_RE_PLUS, r); }
app* mk_opt(expr* r) { return m.mk_app(m_fid, OP_RE_OPTION, r); }
app* mk_power(expr* r, unsigned n);
app* mk_loop(expr* r, unsigned lo);
app* mk_loop(expr* r, unsigned lo, unsigned hi);
expr* mk_loop_proper(expr* r, unsigned lo, unsigned hi);