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z3 / src / cmd_context / echo_tactic.cpp

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/*++
Copyright (c) 2011 Microsoft Corporation

Module Name:

    echo_tactic.h

Abstract:

    Tactic and probe for dumping data.

Author:

    Leonardo (leonardo) 2012-10-20

Notes:

--*/
#include"tactic.h"
#include"probe.h"
#include"cmd_context.h"

class echo_tactic : public skip_tactic {
    cmd_context & m_ctx;
    char const *  m_msg;
    bool          m_newline;
public:
    echo_tactic(cmd_context & ctx, char const * msg, bool newline):m_ctx(ctx), m_msg(msg), m_newline(newline) {}
    
    virtual void operator()(goal_ref const & in, 
                            goal_ref_buffer & result, 
                            model_converter_ref & mc, 
                            proof_converter_ref & pc,
                            expr_dependency_ref & core) {
        #pragma omp critical (echo_tactic)
        {
            m_ctx.diagnostic_stream() << m_msg;
            if (m_newline)
                m_ctx.diagnostic_stream() << std::endl;
        }
        skip_tactic::operator()(in, result, mc, pc, core);
    }
};

tactic * mk_echo_tactic(cmd_context & ctx, char const * msg, bool newline) {
    return alloc(echo_tactic, ctx, msg, newline);
}

class probe_value_tactic : public skip_tactic {
    cmd_context & m_ctx;
    char const *  m_msg;
    probe *       m_p;
    bool          m_newline;
public:
    probe_value_tactic(cmd_context & ctx, char const * msg, probe * p, bool newline):m_ctx(ctx), m_msg(msg), m_p(p), m_newline(newline) {
        SASSERT(m_p);
        m_p->inc_ref(); 
    }
    
    ~probe_value_tactic() {
        m_p->dec_ref();
    }
    
    virtual void operator()(goal_ref const & in, 
                            goal_ref_buffer & result, 
                            model_converter_ref & mc, 
                            proof_converter_ref & pc,
                            expr_dependency_ref & core) {
        double val = (*m_p)(*(in.get())).get_value();
        #pragma omp critical (probe_value_tactic)
        {
            if (m_msg)
                m_ctx.diagnostic_stream() << m_msg << " ";
            m_ctx.diagnostic_stream() << val;
            if (m_newline)
                m_ctx.diagnostic_stream() << std::endl;
        }
        skip_tactic::operator()(in, result, mc, pc, core);
    }
};

tactic * mk_probe_value_tactic(cmd_context & ctx, char const * msg, probe * p, bool newline) {
    return alloc(probe_value_tactic, ctx, msg, p, newline);
}