mirror of
https://github.com/romkatv/powerlevel10k.git
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71 lines
1.8 KiB
C++
71 lines
1.8 KiB
C++
// Copyright 2019 Roman Perepelitsa.
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//
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// This file is part of GitStatus.
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//
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// GitStatus is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// GitStatus is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with GitStatus. If not, see <https://www.gnu.org/licenses/>.
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#include <cassert>
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#include "strings.h"
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namespace gitstatus {
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void CEscape(std::ostream& strm, const char* begin, const char* end) {
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assert(!begin == !end);
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if (!begin) return;
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for (; begin != end; ++begin) {
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const unsigned char c = *begin;
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switch (c) {
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case '\t':
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strm << "\\t";
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continue;
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case '\n':
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strm << "\\n";
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continue;
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case '\r':
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strm << "\\r";
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continue;
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case '"':
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strm << "\\\"";
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continue;
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case '\'':
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strm << "\\'";
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continue;
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case '\\':
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strm << "\\\\";
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continue;
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}
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if (c > 31 && c < 127) {
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strm << c;
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continue;
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}
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strm << '\\';
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strm << static_cast<char>('0' + ((c >> 6) & 7));
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strm << static_cast<char>('0' + ((c >> 3) & 7));
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strm << static_cast<char>('0' + ((c >> 0) & 7));
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}
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}
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void Quote(std::ostream& strm, const char* begin, const char* end) {
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assert(!begin == !end);
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if (!begin) {
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strm << "null";
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return;
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}
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strm << '"';
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CEscape(strm, begin, end);
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strm << '"';
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}
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} // namespace gitstatus
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