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Added single character emitting

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This commit is contained in:
Jesse Beder
2011-11-14 16:23:14 -06:00
parent 6f4608ce05
commit 3099d51ba4
5 changed files with 52 additions and 1 deletions
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14
src/emitter.cpp
View File

@@ -733,6 +733,20 @@ namespace YAML
return *this;
}
Emitter& Emitter::Write(char ch)
{
if(!good())
return *this;
PreAtomicWrite();
EmitSeparationIfNecessary();
Utils::WriteChar(m_stream, ch);
PostAtomicWrite();
return *this;
}
Emitter& Emitter::Write(const _Alias& alias)
{
if(!good())

20
src/emitterutils.cpp
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@@ -268,6 +268,26 @@ namespace YAML
return true;
}
bool WriteChar(ostream& out, char ch)
{
if(('a' <= ch && ch <= 'z') || ('A' <= ch && ch <= 'Z'))
out << ch;
else if((0x20 <= ch && ch <= 0x7e) || ch == ' ')
out << "\"" << ch << "\"";
else if(ch == '\t')
out << "\"\\t\"";
else if(ch == '\n')
out << "\"\\n\"";
else if(ch == '\b')
out << "\"\\b\"";
else {
out << "\"";
WriteDoubleQuoteEscapeSequence(out, ch);
out << "\"";
}
return true;
}
bool WriteComment(ostream& out, const std::string& str, int postCommentIndent)
{
const unsigned curIndent = out.col();

1
src/emitterutils.h
View File

@@ -17,6 +17,7 @@ namespace YAML
bool WriteSingleQuotedString(ostream& out, const std::string& str);
bool WriteDoubleQuotedString(ostream& out, const std::string& str, bool escapeNonAscii);
bool WriteLiteralString(ostream& out, const std::string& str, int indent);
bool WriteChar(ostream& out, char ch);
bool WriteComment(ostream& out, const std::string& str, int postCommentIndent);
bool WriteAlias(ostream& out, const std::string& str);
bool WriteAnchor(ostream& out, const std::string& str);