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Bug 1197145 - Added BaseTimeDuration::IsZero(), BaseTimeDuration::operator bool(), TimeStamp::operator bool(). r=nfroyd

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This commit is contained in:
Gerald Squelart 2015-08-21 05:36:00 -04:00
parent 64ca09e65d
commit f4b3f4ca3e
1 changed files with 17 additions and 0 deletions
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17
mozglue/misc/TimeStamp.h
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@ -258,6 +258,14 @@ public:
{ {
return mValue != aOther.mValue; return mValue != aOther.mValue;
} }
bool IsZero() const
{
return mValue == 0;
}
explicit operator bool() const
{
return mValue != 0;
}
// Return a best guess at the system's current timing resolution, // Return a best guess at the system's current timing resolution,
// which might be variable. BaseTimeDurations below this order of // which might be variable. BaseTimeDurations below this order of
@ -413,6 +421,15 @@ public:
*/ */
bool IsNull() const { return mValue == 0; } bool IsNull() const { return mValue == 0; }
/**
* Return true if this is not the "null" moment, may be used in tests, e.g.:
* |if (timestamp) { ... }|
*/
explicit operator bool() const
{
return mValue != 0;
}
/** /**
* Return a timestamp reflecting the current elapsed system time. This * Return a timestamp reflecting the current elapsed system time. This
* is monotonically increasing (i.e., does not decrease) over the * is monotonically increasing (i.e., does not decrease) over the