diff options
Diffstat (limited to 'src/qml/jsruntime/qv4value_p.h')
| -rw-r--r-- | src/qml/jsruntime/qv4value_p.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/qml/jsruntime/qv4value_p.h b/src/qml/jsruntime/qv4value_p.h index 42c0370138..03c9eda0f2 100644 --- a/src/qml/jsruntime/qv4value_p.h +++ b/src/qml/jsruntime/qv4value_p.h @@ -389,6 +389,7 @@ public: int toUInt16() const; inline int toInt32() const; inline unsigned int toUInt32() const; + qint64 toLength() const; bool toBoolean() const { if (integerCompatible()) @@ -789,6 +790,18 @@ inline unsigned int Value::toUInt32() const return static_cast<unsigned int>(toInt32()); } +inline qint64 Value::toLength() const +{ + if (Q_LIKELY(integerCompatible())) + return int_32(); + double i = Primitive::toInteger(isDouble() ? doubleValue() : toNumberImpl()); + if (i <= 0) + return 0; + if (i > (static_cast<qint64>(1) << 53) - 1) + return (static_cast<qint64>(1) << 53) - 1; + return static_cast<qint64>(i); +} + inline double Value::toInteger() const { if (integerCompatible()) |