37 lines
1 KiB
C
37 lines
1 KiB
C
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/*
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Copyright (c) 2013 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 "util/lua.h"
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namespace lean {
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class environment;
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class name;
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/**
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\brief Return true iff the definition named \c d is hidden in
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the given environment.
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This information is just a hint used by tactics and solvers. For
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example, unfold_tactic uses it to decide whether a definition
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should be unfolded or not.
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*/
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bool is_hidden(environment const & env, name const & d);
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/**
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\brief Mark the definition named \c d as hidden in the given environment.
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\see is_hidden
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\remark It throws an exception if \c d is not a definition in \c env.
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*/
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void set_hidden_flag(environment & env, name const & d, bool flag = true);
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/**
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\brief Hide definitions at builtin.cpp. We hide them here because
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the hidden_defs module is not part of the kernel.
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*/
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void hide_builtin(environment & env);
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void open_hidden_defs(lua_State * L);
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}
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