mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-07-01 02:18:46 +00:00
Code Activity

seq

Browse source 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-05-17 05:35:32 -07:00
parent 34cc60410f
commit fc8dfe3e40
5 changed files with 50 additions and 47 deletions
Download patch file Download diff file Expand all files Collapse all files

49
src/ast/seq_decl_plugin.cpp
View file

@ -158,28 +158,18 @@ static bool is_escape_char(char const *& s, unsigned& result) {
return false;
}
zstring::zstring() {}
zstring::zstring(char const* s) {
unsigned mask = 0xFF; // TBD for Unicode
while (*s) {
unsigned ch;
unsigned ch = 0;
if (is_escape_char(s, ch)) {
m_buffer.push_back(ch & mask);
m_buffer.push_back(ch);
}
else {
m_buffer.push_back(*s & mask);
m_buffer.push_back(*s);
++s;
}
}
}
zstring::zstring(zstring const& other) {
m_buffer = other.m_buffer;
}
zstring::zstring(unsigned sz, unsigned const* s) {
m_buffer.append(sz, s);
SASSERT(well_formed());
}
zstring::zstring(unsigned num_bits, bool const* ch) {
@ -189,10 +179,18 @@ zstring::zstring(unsigned num_bits, bool const* ch) {
n |= (((unsigned)ch[i]) << i);
}
m_buffer.push_back(n);
SASSERT(well_formed());
}
bool zstring::well_formed() const {
for (unsigned ch : m_buffer) {
if (ch > max_char())
return false;
}
return true;
}
zstring::zstring(unsigned ch) {
SASSERT(ch <= 196607);
m_buffer.push_back(ch);
}
@ -267,20 +265,6 @@ std::string zstring::encode() const {
return strm.str();
}
std::string zstring::as_string() const {
std::ostringstream strm;
char buffer[100];
unsigned offset = 0;
for (unsigned i = 0; i < m_buffer.size(); ++i) {
if (offset == 99) { _flush(); }
unsigned char ch = m_buffer[i];
buffer[offset++] = (char)(ch);
}
_flush();
return strm.str();
}
bool zstring::suffixof(zstring const& other) const {
if (length() > other.length()) return false;
bool suffix = true;
@ -1079,13 +1063,12 @@ app* seq_util::str::mk_string(zstring const& s) const {
return u.seq.mk_string(s);
}
app* seq_util::str::mk_char(zstring const& s, unsigned idx) const {
// TBD: change to unicode
app* seq_util::str::mk_char(zstring const& s, unsigned idx) const {
// TBD for unicode
return u.bv().mk_numeral(s[idx], 8);
}
app* seq_util::str::mk_char(char ch) const {
// TBD: change to unicode
app* seq_util::str::mk_char(char ch) const {
zstring s(ch);
return mk_char(s, 0);
}