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create and register string theory plugin

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the parser gets a little bit further now!
rejects input with "unexpected character"
This commit is contained in:
Murphy Berzish 2015-09-02 21:12:03 -04:00
parent 1f96e19211
commit e48ac4a97a
7 changed files with 183 additions and 0 deletions
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18
src/parsers/smt2/smt2parser.cpp
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@ -22,6 +22,7 @@ Revision History:
#include"datatype_decl_plugin.h"
#include"bv_decl_plugin.h"
#include"arith_decl_plugin.h"
#include"str_decl_plugin.h"
#include"ast_pp.h"
#include"well_sorted.h"
#include"pattern_validation.h"
@ -64,6 +65,7 @@ namespace smt2 {
scoped_ptr<bv_util> m_bv_util;
scoped_ptr<arith_util> m_arith_util;
scoped_ptr<str_util> m_str_util;
scoped_ptr<pattern_validator> m_pattern_validator;
scoped_ptr<var_shifter> m_var_shifter;
@ -272,6 +274,12 @@ namespace smt2 {
return *(m_bv_util.get());
}
str_util & strutil() {
if (m_str_util.get() == 0)
m_str_util = alloc(str_util, m());
return *(m_str_util.get());
}
pattern_validator & pat_validator() {
if (m_pattern_validator.get() == 0) {
m_pattern_validator = alloc(pattern_validator, m());
@ -1054,6 +1062,13 @@ namespace smt2 {
next();
}
void parse_string() {
SASSERT(curr() == scanner::STRING_TOKEN);
TRACE("parse_string", tout << "new string constant: " << m_scanner.get_string() << "\n";);
expr_stack().push_back(strutil().mk_string(m_scanner.get_string()));
next();
}
void push_pattern_frame() {
// TODO: It seems the only reliable way to parse patterns is:
// Parse as an S-Expr, then try to convert it to an useful pattern.
@ -1713,6 +1728,9 @@ namespace smt2 {
case scanner::BV_TOKEN:
parse_bv_numeral();
break;
case scanner::STRING_TOKEN:
parse_string();
break;
case scanner::LEFT_PAREN:
push_expr_frame(m_num_expr_frames == 0 ? 0 : static_cast<expr_frame*>(m_stack.top()));
break;