| #include "exp.h" |
| #include "regex_yaml.h" |
| #include "regeximpl.h" |
| #include "stream.h" |
| #include "yaml-cpp/exceptions.h" // IWYU pragma: keep |
| #include "yaml-cpp/mark.h" |
| |
| namespace YAML { |
| const std::string ScanVerbatimTag(Stream& INPUT) { |
| std::string tag; |
| |
| // eat the start character |
| INPUT.get(); |
| |
| while (INPUT) { |
| if (INPUT.peek() == Keys::VerbatimTagEnd) { |
| // eat the end character |
| INPUT.get(); |
| return tag; |
| } |
| |
| int n = Exp::URI().Match(INPUT); |
| if (n <= 0) |
| break; |
| |
| tag += INPUT.get(n); |
| } |
| |
| throw ParserException(INPUT.mark(), ErrorMsg::END_OF_VERBATIM_TAG); |
| } |
| |
| const std::string ScanTagHandle(Stream& INPUT, bool& canBeHandle) { |
| std::string tag; |
| canBeHandle = true; |
| Mark firstNonWordChar; |
| |
| while (INPUT) { |
| if (INPUT.peek() == Keys::Tag) { |
| if (!canBeHandle) |
| throw ParserException(firstNonWordChar, ErrorMsg::CHAR_IN_TAG_HANDLE); |
| break; |
| } |
| |
| int n = 0; |
| if (canBeHandle) { |
| n = Exp::Word().Match(INPUT); |
| if (n <= 0) { |
| canBeHandle = false; |
| firstNonWordChar = INPUT.mark(); |
| } |
| } |
| |
| if (!canBeHandle) |
| n = Exp::Tag().Match(INPUT); |
| |
| if (n <= 0) |
| break; |
| |
| tag += INPUT.get(n); |
| } |
| |
| return tag; |
| } |
| |
| const std::string ScanTagSuffix(Stream& INPUT) { |
| std::string tag; |
| |
| while (INPUT) { |
| int n = Exp::Tag().Match(INPUT); |
| if (n <= 0) |
| break; |
| |
| tag += INPUT.get(n); |
| } |
| |
| if (tag.empty()) |
| throw ParserException(INPUT.mark(), ErrorMsg::TAG_WITH_NO_SUFFIX); |
| |
| return tag; |
| } |
| } |