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|---|---|---|---|
| 1 | // | ||
| 2 | // Copyright (c) 2021 Vinnie Falco (vinnie.falco@gmail.com) | ||
| 3 | // | ||
| 4 | // Distributed under the Boost Software License, Version 1.0. (See accompanying | ||
| 5 | // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) | ||
| 6 | // | ||
| 7 | // Official repository: https://github.com/cppalliance/http_proto | ||
| 8 | // | ||
| 9 | |||
| 10 | #include <boost/http_proto/rfc/combine_field_values.hpp> | ||
| 11 | |||
| 12 | namespace boost { | ||
| 13 | namespace http_proto { | ||
| 14 | |||
| 15 | core::string_view | ||
| 16 | 8 | combine_field_values( | |
| 17 | fields_view_base::subrange const& vr, | ||
| 18 | grammar::recycled_ptr<std::string>& temp) | ||
| 19 | { | ||
| 20 | 8 | core::string_view result; | |
| 21 | 8 | bool acquired = false; | |
| 22 |
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19 | for(auto s : vr) |
| 23 | { | ||
| 24 |
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11 | if(s.empty()) |
| 25 | ✗ | continue; | |
| 26 |
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11 | if(result.empty()) |
| 27 | { | ||
| 28 | 7 | result = s; | |
| 29 | } | ||
| 30 |
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4 | else if(! acquired) |
| 31 | { | ||
| 32 | 3 | acquired = true; | |
| 33 |
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3 | if(temp.empty()) |
| 34 | ✗ | temp.acquire(); | |
| 35 | 3 | temp->clear(); | |
| 36 | 3 | temp->reserve( | |
| 37 | 3 | result.size() + | |
| 38 |
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3 | 1 + s.size()); |
| 39 |
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3 | *temp = result; |
| 40 |
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3 | temp->push_back(','); |
| 41 | temp->append( | ||
| 42 |
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3 | s.data(), s.size()); |
| 43 | 3 | result = *temp; | |
| 44 | } | ||
| 45 | else | ||
| 46 | { | ||
| 47 | 1 | temp->reserve( | |
| 48 | 1 | temp->size() + | |
| 49 |
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1 | 1 + s.size()); |
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1 | temp->push_back(','); |
| 51 | temp->append( | ||
| 52 |
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1 | s.data(), s.size()); |
| 53 | 1 | result = *temp; | |
| 54 | } | ||
| 55 | } | ||
| 56 | 8 | return result; | |
| 57 | } | ||
| 58 | |||
| 59 | } // http_proto | ||
| 60 | } // boost | ||
| 61 |