25 lines
836 B
C
25 lines
836 B
C
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/*
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Copyright (c) 2015 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/flet.h"
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#include "kernel/expr.h"
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namespace lean {
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class parser;
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// auxiliary object used to temporarily enable nested declarations
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class allow_nested_decls_scope {
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bool m_saved;
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public:
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allow_nested_decls_scope(bool enable = true);
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~allow_nested_decls_scope();
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};
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expr parse_nested_declaration(parser & p, unsigned, expr const *, pos_info const & pos);
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std::tuple<environment, expr> extract_nested_declarations(environment const & env, io_state const & ios,
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name const & def_name, expr const & e);
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void initialize_nested_declaration();
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void finalize_nested_declaration();
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}
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