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updated C++ API for escaped and unescaped strings #5615

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2021-10-21 14:52:59 -04:00
parent 05e7ed9637
commit f05ac8a429
5 changed files with 18 additions and 14 deletions
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3
src/api/api_seq.cpp
View file

@ -187,10 +187,9 @@ extern "C" {
svector<char> buff;
for (unsigned i = 0; i < str.length(); ++i) {
unsigned ch = str[i];
if (ch <= 32 || ch >= 127) {
if (ch <= 32 || ch >= 127 || (ch == '\\' && i + 1 < str.length() && str[i+1] == 'u')) {
buff.reset();
buffer.push_back('\\');
// buffer.push_back('\\'); // possibly replace by native non-escaped version?
buffer.push_back('u');
buffer.push_back('{');
while (ch > 0) {

15
src/api/c++/z3++.h
View file

@ -1100,23 +1100,24 @@ namespace z3 {
bool is_string_value() const { return Z3_is_string(ctx(), m_ast); }
/**
\brief for a string value expression return an escaped or unescaped string value.
\brief for a string value expression return an escaped string value.
\pre expression is for a string value.
*/
std::string get_escaped_string() const {
std::string get_string() const {
assert(is_string_value());
char const* s = Z3_get_string(ctx(), m_ast);
check_error();
return std::string(s);
}
std::string get_string() const {
std::vector<unsigned> get_wstring() const {
assert(is_string_value());
unsigned n;
char const* s = Z3_get_lstring(ctx(), m_ast, &n);
check_error();
return std::string(s, n);
unsigned n = Z3_get_string_length(ctx(), m_ast);
std::vector<unsigned> buffer;
buffer.resize(n);
Z3_get_string_contents(ctx(), m_ast, n, buffer.data());
return buffer;
}
operator Z3_app() const { assert(is_app()); return reinterpret_cast<Z3_app>(m_ast); }

8
src/smt/user_propagator.h
View file

@ -48,7 +48,7 @@ namespace smt {
void reset() { memset(this, 0, sizeof(*this)); }
};
void* m_user_context;
void* m_user_context = nullptr;
solver::push_eh_t m_push_eh;
solver::pop_eh_t m_pop_eh;
solver::fresh_eh_t m_fresh_eh;
@ -56,13 +56,13 @@ namespace smt {
solver::fixed_eh_t m_fixed_eh;
solver::eq_eh_t m_eq_eh;
solver::eq_eh_t m_diseq_eh;
solver::context_obj* m_api_context { nullptr };
unsigned m_qhead { 0 };
solver::context_obj* m_api_context = nullptr;
unsigned m_qhead = 0;
uint_set m_fixed;
vector<prop_info> m_prop;
unsigned_vector m_prop_lim;
vector<literal_vector> m_id2justification;
unsigned m_num_scopes { 0 };
unsigned m_num_scopes = 0;
literal_vector m_lits;
enode_pair_vector m_eqs;
stats m_stats;

2
src/solver/solver.h
View file

@ -51,7 +51,7 @@ class solver : public check_sat_result {
params_ref m_params;
symbol m_cancel_backup_file;
public:
solver() {}
solver() {}
~solver() override {}
/**