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• pattern_validation.h

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z3-z3-4.13.0.src.parsers.util.pattern_validation.h Maven / Gradle / Ivy

/*++
Copyright (c) 2006 Microsoft Corporation

Module Name:

    pattern_validation.h

Abstract:

    Code for checking whether a pattern is valid or not.

Author:

    Leonardo de Moura (leonardo) 2006-12-08.

Revision History:

--*/
#pragma once

#include "ast/ast.h"
#include "util/uint_set.h"
#include "util/vector.h"

class pattern_validator {
    family_id          m_bfid;
    family_id          m_lfid;

    bool process(uint_set & found_vars, unsigned num_bindings, unsigned num_new_bindings, expr * n, unsigned line, unsigned pos);

public:
    pattern_validator(ast_manager const & m):
        m_bfid(m.get_basic_family_id()),
        m_lfid(m.get_label_family_id()) {
    }

    bool operator()(unsigned num_bindings, unsigned num_new_bindings, expr * n, unsigned line, unsigned pos);
    bool operator()(unsigned num_new_bindings, expr * n, unsigned line, unsigned pos) { return operator()(UINT_MAX, num_new_bindings, n, line, pos); }
};