30 lines
1 KiB
C++
30 lines
1 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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#include <string>
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#include "library/annotation.h"
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namespace lean {
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static name * g_begin_end = nullptr;
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static name * g_begin_end_element = nullptr;
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expr mk_begin_end_annotation(expr const & e) { return mk_annotation(*g_begin_end, e, nulltag); }
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expr mk_begin_end_element_annotation(expr const & e) { return mk_annotation(*g_begin_end_element, e, nulltag); }
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bool is_begin_end_annotation(expr const & e) { return is_annotation(e, *g_begin_end); }
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bool is_begin_end_element_annotation(expr const & e) { return is_annotation(e, *g_begin_end_element); }
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void initialize_begin_end_annotation() {
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g_begin_end = new name("begin_end");
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g_begin_end_element = new name("begin_end_element");
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register_annotation(*g_begin_end);
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register_annotation(*g_begin_end_element);
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}
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void finalize_begin_end_annotation() {
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delete g_begin_end;
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delete g_begin_end_element;
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}
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}
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