34 lines
1.2 KiB
C++
34 lines
1.2 KiB
C++
/*
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Copyright (c) 2014 Microsoft Corporation. All rights reserved.
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Released under Apache 2.0 license as described in the file LICENSE.
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Author: Leonardo de Moura
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*/
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#pragma once
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#include "kernel/formatter.h"
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namespace lean {
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/** \brief Return true iff \c t contains a constant named \c n or a local constant with named (pp or not) \c n */
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bool is_used_name(expr const & t, name const & n);
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name pick_unused_name(expr const & t, name const & s);
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/**
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\brief Return the body of the binding \c b, where variable #0 is replaced by a local constant with a "fresh" name.
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The name is considered fresh if it is not used by a constant or local constant occuring in the body of \c b.
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The fresh constant is also returned (second return value).
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\remark If preserve_type is false, then the local constant will not use binding_domain.
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*/
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pair<expr, expr> binding_body_fresh(expr const & b, bool preserve_type = false);
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/** \brief Create a simple formatter object based on operator for "print" procedure.
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\remark The print procedure is only used for debugging purposes.
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*/
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formatter_factory mk_print_formatter_factory();
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/** \brief Use simple formatter as the default print function */
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void init_default_print_fn();
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void initialize_print();
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void finalize_print();
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}
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