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Fixed negative infinity parsing

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jbeder
2011-07-10 18:29:44 +00:00
parent 9ec2b96b19
commit 7f9aa35edb
2 changed files with 16 additions and 9 deletions
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19
include/yaml-cpp/conversion.h
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@@ -23,9 +23,11 @@ namespace YAML
YAML_CPP_API bool Convert(const std::string& input, _Null& output);
inline bool IsInfinity(const std::string& input) {
return input == ".inf" || input == ".Inf" || input == ".INF" ||
input == "+.inf" || input == "+.Inf" || input == "+.INF" ||
input == "-.inf" || input == "-.Inf" || input == "-.INF";
return input == ".inf" || input == ".Inf" || input == ".INF" || input == "+.inf" || input == "+.Inf" || input == "+.INF";
}
inline bool IsNegativeInfinity(const std::string& input) {
return input == "-.inf" || input == "-.Inf" || input == "-.INF";
}
inline bool IsNaN(const std::string& input) {
@@ -41,9 +43,14 @@ namespace YAML
if(!!stream)
return true;
if(std::numeric_limits<T>::has_infinity && IsInfinity(input)) {
output = std::numeric_limits<T>::infinity();
return true;
if(std::numeric_limits<T>::has_infinity) {
if(IsInfinity(input)) {
output = std::numeric_limits<T>::infinity();
return true;
} else if(IsNegativeInfinity(input)) {
output = -std::numeric_limits<T>::infinity();
return true;
}
}
if(std::numeric_limits<T>::has_quiet_NaN && IsNaN(input)) {

6
test/parsertests.cpp
View File

@@ -822,13 +822,13 @@ namespace Test
parser.GetNextDocument(doc);
for(unsigned i=0;i<doc.size();i++)
if(doc[i].to<double>() != std::numeric_limits<double>::infinity())
if(doc[i].to<double>() != (i < 6 ? +1 : -1) * std::numeric_limits<double>::infinity())
return false;
for(unsigned i=0;i<doc.size();i++)
if(doc[i].to<long double>() != std::numeric_limits<long double>::infinity())
if(doc[i].to<long double>() != (i < 6 ? +1 : -1) * std::numeric_limits<long double>::infinity())
return false;
for(unsigned i=0;i<doc.size();i++)
if(doc[i].to<float>() != std::numeric_limits<float>::infinity())
if(doc[i].to<float>() != (i < 6 ? +1 : -1) * std::numeric_limits<float>::infinity())
return false;
return true;
}