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Switch default precision to one more than the number of digits allows.

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See, e.g., http://stackoverflow.com/questions/4738768/printing-double-without-losing-precision.
This commit is contained in:
Jesse Beder 2013-04-13 00:00:58 -05:00
parent 8c517bf0fd
commit e0ae477b8f
1 changed files with 4 additions and 4 deletions
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8
src/emitterstate.cpp
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@ -19,8 +19,8 @@ namespace YAML
m_seqFmt.set(Block); m_seqFmt.set(Block);
m_mapFmt.set(Block); m_mapFmt.set(Block);
m_mapKeyFmt.set(Auto); m_mapKeyFmt.set(Auto);
m_floatPrecision.set(6); m_floatPrecision.set(std::numeric_limits<float>::digits10 + 1);
m_doublePrecision.set(15); m_doublePrecision.set(std::numeric_limits<double>::digits10 + 1);
} }
EmitterState::~EmitterState() EmitterState::~EmitterState()
@ -367,7 +367,7 @@ namespace YAML
bool EmitterState::SetFloatPrecision(int value, FmtScope::value scope) bool EmitterState::SetFloatPrecision(int value, FmtScope::value scope)
{ {
if(value < 0 || value > std::numeric_limits<float>::digits10) if(value < 0 || value > std::numeric_limits<float>::digits10 + 1)
return false; return false;
_Set(m_floatPrecision, value, scope); _Set(m_floatPrecision, value, scope);
return true; return true;
@ -375,7 +375,7 @@ namespace YAML
bool EmitterState::SetDoublePrecision(int value, FmtScope::value scope) bool EmitterState::SetDoublePrecision(int value, FmtScope::value scope)
{ {
if(value < 0 || value > std::numeric_limits<double>::digits10) if(value < 0 || value > std::numeric_limits<double>::digits10 + 1)
return false; return false;
_Set(m_doublePrecision, value, scope); _Set(m_doublePrecision, value, scope);
return true; return true;