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Extend simgear::Optional with value_or

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Needed to allow parity with C++17 use on next
This commit is contained in:
Automatic Release Builder 2022-02-03 12:52:58 +00:00
parent af0f7676c4
commit e5bef3f97f
1 changed files with 16 additions and 0 deletions
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16
simgear/misc/simgear_optional.hxx
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@ -74,6 +74,22 @@ public:
return _value;
}
const T& value_or(const T& defaultValue) const
{
if (!_haveValue) {
return defaultValue;
}
return _value;
}
T& value_or(T& defaultValue) const
{
if (!_haveValue) {
return defaultValue;
}
return _value;
}
T& value()
{
if (!_haveValue) {