mirror of
https://github.com/biojppm/rapidyaml.git
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81 lines
2.6 KiB
C++
81 lines
2.6 KiB
C++
#ifndef RYML_SINGLE_HEADER
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#include <c4/yml/node.hpp>
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#include <c4/yml/std/string.hpp>
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#include <c4/yml/parse_engine.def.hpp>
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#endif
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#include "./test_suite_event_handler.hpp"
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namespace c4 {
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namespace yml {
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// instantiate the template
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template class ParseEngine<EventHandlerYamlStd>;
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void append_escaped(extra::string *es, csubstr val)
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{
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#define _c4flush_use_instead(i, repl, skip) \
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do { \
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es->append(val.range(prev, i)); \
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es->append(repl); \
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prev = i + skip; \
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} \
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while(0)
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uint8_t const* C4_RESTRICT s = reinterpret_cast<uint8_t const*>(val.str);
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size_t prev = 0;
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for(size_t i = 0; i < val.len; ++i)
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{
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switch(s[i])
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{
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case UINT8_C(0x0a): // \n
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_c4flush_use_instead(i, "\\n", 1); break;
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case UINT8_C(0x5c): // '\\'
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_c4flush_use_instead(i, "\\\\", 1); break;
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case UINT8_C(0x09): // \t
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_c4flush_use_instead(i, "\\t", 1); break;
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case UINT8_C(0x0d): // \r
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_c4flush_use_instead(i, "\\r", 1); break;
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case UINT8_C(0x00): // \0
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_c4flush_use_instead(i, "\\0", 1); break;
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case UINT8_C(0x0c): // \f (form feed)
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_c4flush_use_instead(i, "\\f", 1); break;
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case UINT8_C(0x08): // \b (backspace)
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_c4flush_use_instead(i, "\\b", 1); break;
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case UINT8_C(0x07): // \a (bell)
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_c4flush_use_instead(i, "\\a", 1); break;
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case UINT8_C(0x0b): // \v (vertical tab)
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_c4flush_use_instead(i, "\\v", 1); break;
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case UINT8_C(0x1b): // \e (escape)
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_c4flush_use_instead(i, "\\e", 1); break;
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case UINT8_C(0xc2):
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if(i+1 < val.len)
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{
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const uint8_t np1 = s[i+1];
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if(np1 == UINT8_C(0xa0))
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_c4flush_use_instead(i, "\\_", 2);
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else if(np1 == UINT8_C(0x85))
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_c4flush_use_instead(i, "\\N", 2);
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}
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break;
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case UINT8_C(0xe2):
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if(i+2 < val.len)
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{
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if(s[i+1] == UINT8_C(0x80))
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{
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if(s[i+2] == UINT8_C(0xa8))
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_c4flush_use_instead(i, "\\L", 3);
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else if(s[i+2] == UINT8_C(0xa9))
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_c4flush_use_instead(i, "\\P", 3);
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}
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}
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break;
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}
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}
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// flush the rest
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es->append(val.sub(prev));
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#undef _c4flush_use_instead
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}
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} // namespace yml
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} // namespace c4
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