37 lines
1.1 KiB
C++
37 lines
1.1 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 <utility>
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#include <string>
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#include "frontends/lean/parser_pos_provider.h"
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namespace lean {
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parser_pos_provider::parser_pos_provider(pos_info_table_ptr const & pos_table,
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std::string const & strm_name, pos_info const & some_pos):
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m_pos_table(pos_table), m_strm_name(strm_name), m_pos(some_pos) {}
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parser_pos_provider::~parser_pos_provider() {}
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optional<pos_info> parser_pos_provider::get_pos_info(expr const & e) const {
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if (!m_pos_table)
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return optional<pos_info>();
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tag t = e.get_tag();
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if (t == nulltag)
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return optional<pos_info>();
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auto it = m_pos_table->find(t);
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if (it == m_pos_table->end())
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return optional<pos_info>();
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return optional<pos_info>(it->second);
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}
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pos_info parser_pos_provider::get_some_pos() const {
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return m_pos;
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}
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char const * parser_pos_provider::get_file_name() const {
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return m_strm_name.c_str();
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}
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}
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