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renamed re to rex and added custom pretty printing for info (#4650)

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Margus Veanes 2020-08-19 19:20:14 -07:00 • committed by GitHub
parent 79aa3457c1
commit de65c61ebc
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5 changed files with 60 additions and 46 deletions
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22
src/ast/seq_decl_plugin.h
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@ -408,16 +408,18 @@ public:
unsigned max_length(expr* s) const;
};
class re {
class rex {
public:
struct info {
bool valid;
unsigned min_length;
info() : valid(false), min_length(0) {}
info(unsigned k) : valid(true), min_length(k) {}
bool is_valid() { return valid; }
std::ostream& display(std::ostream&) const;
std::string str() const;
};
private:
seq_util& u;
ast_manager& m;
family_id m_fid;
@ -431,7 +433,7 @@ public:
info get_cached_info(expr* e) const;
public:
re(seq_util& u): u(u), m(u.m), m_fid(u.m_fid), m_info_pinned(u.m) {}
rex(seq_util& u): u(u), m(u.m), m_fid(u.m_fid), m_info_pinned(u.m) {}
sort* mk_re(sort* seq) { parameter param(seq); return m.mk_sort(m_fid, RE_SORT, 1, &param); }
sort* to_seq(sort* re);
@ -503,7 +505,7 @@ public:
std::string to_str(expr* r) const;
class pp {
seq_util::re& re;
seq_util::rex& re;
expr* e;
bool can_skip_parenth(expr* r) const;
std::ostream& seq_unit(std::ostream& out, expr* s) const;
@ -511,12 +513,12 @@ public:
std::ostream& compact_helper_range(std::ostream& out, expr* s1, expr* s2) const;
public:
pp(seq_util::re& r, expr* e) : re(r), e(e) {}
pp(seq_util::rex& r, expr* e) : re(r), e(e) {}
std::ostream& display(std::ostream&) const;
};
};
str str;
re re;
rex re;
seq_util(ast_manager& m):
m(m),
@ -531,8 +533,6 @@ public:
family_id get_family_id() const { return m_fid; }
};
inline std::ostream& operator<<(std::ostream& out, seq_util::re::pp const & p) { return p.display(out); }
inline std::ostream& operator<<(std::ostream& out, seq_util::rex::pp const & p) { return p.display(out); }
inline std::ostream& operator<<(std::ostream& out, seq_util::rex::info const& p) { return p.display(out); }