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Switched the Exp:: regexes to functions that lazily evaluate their regexes

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This commit is contained in:
Jesse Beder
2009-11-04 22:56:59 +00:00
parent 3779e4255d
commit 9a21a3ec8d
6 changed files with 182 additions and 83 deletions
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16
src/emitterutils.cpp
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@@ -129,7 +129,7 @@ namespace YAML
bool IsValidPlainScalar(const std::string& str, bool inFlow, bool allowOnlyAscii) {
// first check the start
const RegEx& start = (inFlow ? Exp::PlainScalarInFlow : Exp::PlainScalar);
const RegEx& start = (inFlow ? Exp::PlainScalarInFlow() : Exp::PlainScalar());
if(!start.Matches(str))
return false;
@@ -138,12 +138,12 @@ namespace YAML
return false;
// then check until something is disallowed
const RegEx& disallowed = (inFlow ? Exp::EndScalarInFlow : Exp::EndScalar)
|| (Exp::BlankOrBreak + Exp::Comment)
|| Exp::NotPrintable
|| Exp::Utf8_ByteOrderMark
|| Exp::Break
|| Exp::Tab;
const RegEx& disallowed = (inFlow ? Exp::EndScalarInFlow() : Exp::EndScalar())
|| (Exp::BlankOrBreak() + Exp::Comment())
|| Exp::NotPrintable()
|| Exp::Utf8_ByteOrderMark()
|| Exp::Break()
|| Exp::Tab();
StringCharSource buffer(str.c_str(), str.size());
while(buffer) {
if(disallowed.Matches(buffer))
@@ -299,7 +299,7 @@ namespace YAML
out << "!<";
StringCharSource buffer(str.c_str(), str.size());
while(buffer) {
int n = Exp::URI.Match(buffer);
int n = Exp::URI().Match(buffer);
if(n <= 0)
return false;