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| author | A. Jesse Jiryu Davis <jesse@mongodb.com> | 2020-12-15 13:41:29 -0500 |
|---|---|---|
| committer | Evergreen Agent <no-reply@evergreen.mongodb.com> | 2020-12-15 20:17:40 +0000 |
| commit | 0c132588e9907c7b123f986a61c3a43cd087381f (patch) | |
| tree | a83d514dff0689f97e7d9db7b503912767ec9cc9 /src/mongo/bson/bsonelement.h | |
| parent | c425bdcf1862d642460211fcf450664233a9e6d0 (diff) | |
| download | mongo-0c132588e9907c7b123f986a61c3a43cd087381f.tar.gz | |
SERVER-52545 Define listIndexes with IDL
Diffstat (limited to 'src/mongo/bson/bsonelement.h')
| -rw-r--r-- | src/mongo/bson/bsonelement.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/mongo/bson/bsonelement.h b/src/mongo/bson/bsonelement.h index 7c6b86071c7..b3a39c04ce3 100644 --- a/src/mongo/bson/bsonelement.h +++ b/src/mongo/bson/bsonelement.h @@ -29,6 +29,7 @@ #pragma once +#include <algorithm> #include <cmath> #include <cstdint> #include <fmt/format.h> @@ -377,6 +378,13 @@ public: */ int numberInt() const; + /** Like numberInt() but with well-defined behavior for doubles that + * are NaNs, or too large/small to be represented as int. + * NaNs -> 0 + * very large doubles -> INT_MAX + * very small doubles -> INT_MIN */ + int safeNumberInt() const; + /** * Retrieves the value of this element as a 64 bit integer. If the BSON type is non-numeric, * returns zero. If the element holds a double, truncates the fractional part. @@ -950,6 +958,11 @@ inline int BSONElement::numberInt() const { } } +inline int BSONElement::safeNumberInt() const { + return static_cast<int>(std::clamp<long long>( + safeNumberLong(), std::numeric_limits<int>::min(), std::numeric_limits<int>::max())); +} + inline long long BSONElement::numberLong() const { switch (type()) { case NumberDouble: |