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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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5
src/ast/ast.cpp
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@ -17,6 +17,7 @@ Revision History:
--*/
#include<sstream>
#include<cstring>
#include"ast.h"
#include"ast_pp.h"
#include"ast_ll_pp.h"
@ -58,6 +59,7 @@ parameter& parameter::operator=(parameter const& other) {
case PARAM_SYMBOL: new (m_symbol) symbol(other.get_symbol()); break;
case PARAM_RATIONAL: new (m_rational) rational(other.get_rational()); break;
case PARAM_DOUBLE: m_dval = other.m_dval; break;
case PARAM_STRING: m_string = other.m_string; break;
case PARAM_EXTERNAL: m_ext_id = other.m_ext_id; break;
default:
UNREACHABLE();
@ -90,6 +92,7 @@ bool parameter::operator==(parameter const & p) const {
case PARAM_SYMBOL: return get_symbol() == p.get_symbol();
case PARAM_RATIONAL: return get_rational() == p.get_rational();
case PARAM_DOUBLE: return m_dval == p.m_dval;
case PARAM_STRING: return (m_string == NULL && p.m_string == NULL) || strcmp(m_string, p.m_string)==0;
case PARAM_EXTERNAL: return m_ext_id == p.m_ext_id;
default: UNREACHABLE(); return false;
}
@ -103,6 +106,7 @@ unsigned parameter::hash() const {
case PARAM_SYMBOL: b = get_symbol().hash(); break;
case PARAM_RATIONAL: b = get_rational().hash(); break;
case PARAM_DOUBLE: b = static_cast<unsigned>(m_dval); break;
case PARAM_STRING: /* TODO */ b = 42; break;
case PARAM_EXTERNAL: b = m_ext_id; break;
}
return (b << 2) | m_kind;
@ -115,6 +119,7 @@ std::ostream& parameter::display(std::ostream& out) const {
case PARAM_RATIONAL: return out << get_rational();
case PARAM_AST: return out << "#" << get_ast()->get_id();
case PARAM_DOUBLE: return out << m_dval;
case PARAM_STRING: return out << m_string;
case PARAM_EXTERNAL: return out << "@" << m_ext_id;
default:
UNREACHABLE();