Struct Time 

pub struct Time(/* private fields */);

A time value with nanosecond precision.

Implementations

impl Time

pub const MIN: Self

The minimum time value (1970-01-01T00:00:00.000000000Z).

pub const MAX: Self

The maximum time value (2554-07-21T23:34:33.709551615Z).

pub fn now() -> Self

Get the current system time.

Panics

If the reported system time is less than Time::MIN or greater than Time::MAX.

pub fn try_now() -> Result<Self, OutOfRange>

Get the current system time.

Fails if the reported system time is less than Time::MIN or greater than Time::MAX.

pub fn coarse() -> Self

Get the current system time using CLOCK_REALTIME_COARSE.

This is faster but less precise than Time::now.

Panics

If the reported system time is less than Time::MIN or greater than Time::MAX.

pub fn try_coarse() -> Result<Self, OutOfRange>

Get the current system time using CLOCK_REALTIME_COARSE.

This is faster but less precise than Time::now.

Fails if the reported system time is less than Time::MIN or greater than Time::MAX.

pub fn from_seconds(s: u64) -> Self

Construct a time value from the given seconds.

Panics

If the given seconds are greater than Time::MAX seconds.

pub fn try_from_seconds(s: u64) -> Result<Self, OutOfRange>

Construct a time value from the given seconds.

Fails if the given seconds are greater than Time::MAX seconds.

pub const fn from_nanos(n: u64) -> Self

Construct a time value from the given nanoseconds.

pub const fn seconds(self) -> u64

Seconds since the Unix epoch.

pub const fn nanos(self) -> u64

Nanoseconds since the Unix epoch.

pub const fn second_nanos(self) -> u64

Subsecond nanoseconds.

pub fn try_add(self, t: Time) -> Result<Self, OutOfRange>

Try to add the given time value.

Fails if the result would be greater than Time::MAX.

pub fn try_sub(self, t: Time) -> Result<Self, OutOfRange>

Try to substract the given time value.

Fails if the result would be less than Time::MIN.

pub fn add_nanos(self, n: u64) -> Self

Add the given number of nanoseconds.

Panics

If the result would be greater than Time::MAX. See Time::add_nanos_checked for an alternative that does not panic.

pub fn add_seconds(self, s: u64) -> Self

Add the given number of seconds.

Panics

If the result would be greater than Time::MAX. See Time::add_seconds_checked for an alternative that does not panic.

pub fn add_minutes(self, m: u64) -> Self

Add the given number of minutes.

Panics

If the result would be greater than Time::MAX. See Time::add_minutes_checked for an alternative that does not panic.

pub fn add_hours(self, h: u64) -> Self

Add the given number of hours.

Panics

If the result would be greater than Time::MAX. See Time::add_hours_checked for an alternative that does not panic.

pub fn add_days(self, d: u64) -> Self

Add the given number of days.

Panics

If the result would be greater than Time::MAX. See Time::add_days_checked for an alternative that does not panic.

pub fn add_nanos_checked(self, n: u64) -> Result<Self, OutOfRange>

Add the given number of nanoseconds.

Fails if the result would be greater than Time::MAX.

pub fn add_seconds_checked(self, s: u64) -> Result<Self, OutOfRange>

Add the given number of seconds.

Fails if the result would be greater than Time::MAX.

pub fn add_minutes_checked(self, m: u64) -> Result<Self, OutOfRange>

Add the given number of minutes.

Fails if the result would be greater than Time::MAX.

pub fn add_hours_checked(self, h: u64) -> Result<Self, OutOfRange>

Add the given number of hours.

Fails if the result would be greater than Time::MAX.

pub fn add_days_checked(self, d: u64) -> Result<Self, OutOfRange>

Add the given number of days.

Fails if the result would be greater than Time::MAX.

pub fn sub_nanos(self, n: u64) -> Self

Substract the given number of nanoseconds.

Panics

If the result would be less than Time::MIN. See Time::sub_nanos_checked for an alternative that does not panic.

pub fn sub_seconds(self, s: u64) -> Self

Substract the given number of seconds.

Panics

If the result would be less than Time::MIN. See Time::sub_seconds_checked for an alternative that does not panic.

pub fn sub_minutes(self, m: u64) -> Self

Substract the given number of minutes.

Panics

If the result would be less than Time::MIN. See Time::sub_minutes_checked for an alternative that does not panic.

pub fn sub_hours(self, h: u64) -> Self

Substract the given number of hours.

Panics

If the result would be less than Time::MIN. See Time::sub_hours_checked for an alternative that does not panic.

pub fn sub_days(self, d: u64) -> Self

Substract the given number of days.

Panics

If the result would be less than Time::MIN. See Time::sub_days_checked for an alternative that does not panic.

pub fn sub_nanos_checked(self, n: u64) -> Result<Self, OutOfRange>

Substract the given number of nanoseconds.

Fails if the result would be less than Time::MIN.

pub fn sub_seconds_checked(self, s: u64) -> Result<Self, OutOfRange>

Substract the given number of seconds.

Fails if the result would be less than Time::MIN.

pub fn sub_minutes_checked(self, m: u64) -> Result<Self, OutOfRange>

Substract the given number of minutes.

Fails if the result would be less than Time::MIN.

pub fn sub_hours_checked(self, h: u64) -> Result<Self, OutOfRange>

Substract the given number of hours.

Fails if the result would be less than Time::MIN.

pub fn sub_days_checked(self, d: u64) -> Result<Self, OutOfRange>

Substract the given number of days.

Fails if the result would be less than Time::MIN.

pub const fn to_duration(self) -> Duration

Convert this time value to the std::time::Duration since the Unix epoch.

pub fn duration_since(self, earlier: Self) -> Option<Duration>

Convert the delta between this time and the given one into a std::time::Duration.

Returns None if the argument is greater that self.

pub fn as_u64(self) -> u64

Return this time value as a plain integer.

pub fn to_utc_string(self) -> Option<String>

Format this time value as YYYY-MM-DDThh:mm:ss.nnnnnnnnnZ.

Requires feature "utc".

Trait Implementations

impl Add<Duration> for Time

fn add(self, d: Duration) -> Self::Output

Adds the given duration.

Panics

If the result would be greater than Time::MAX.

type Output = Time

The resulting type after applying the + operator.

impl Add for Time

fn add(self, t: Time) -> Self::Output

Adds the given time.

Panics

If the result would be greater than Time::MAX.

type Output = Time

The resulting type after applying the + operator.

impl Clone for Time

fn clone(&self) -> Time

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Time

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<'bytes, Ctx> Decode<'bytes, Ctx> for Time

fn decode( __d777: &mut Decoder<'bytes>, __ctx777: &mut Ctx, ) -> Result<Time, Error>

Decode a value using the given Decoder.

fn nil() -> Option<Self>

If possible, return a nil value of Self.

impl<'de> Deserialize<'de> for Time

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Display for Time

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<Ctx> Encode<Ctx> for Time

fn encode<__W777>( &self, __e777: &mut Encoder<__W777>, __ctx777: &mut Ctx, ) -> Result<(), Error<__W777::Error>>

where __W777: Write,

Encode a value of this type using the given Encoder.

fn is_nil(&self) -> bool

Is this value of Self a nil value?

impl From<Time> for u64

fn from(value: Time) -> Self

Converts to this type from the input type.

impl From<u64> for Time

fn from(n: u64) -> Self

Converts to this type from the input type.

impl Hash for Time

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl Ord for Time

fn cmp(&self, other: &Time) -> Ordering

This method returns an Ordering between self and other.

fn max(self, other: Self) -> Self

where Self: Sized,

Compares and returns the maximum of two values.

fn min(self, other: Self) -> Self

where Self: Sized,

Compares and returns the minimum of two values.

fn clamp(self, min: Self, max: Self) -> Self

where Self: Sized,

Restrict a value to a certain interval.

impl PartialEq for Time

fn eq(&self, other: &Time) -> bool

Tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl PartialOrd for Time

fn partial_cmp(&self, other: &Time) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

fn lt(&self, other: &Rhs) -> bool

Tests less than (for self and other) and is used by the < operator.

fn le(&self, other: &Rhs) -> bool

Tests less than or equal to (for self and other) and is used by the <= operator.

fn gt(&self, other: &Rhs) -> bool

Tests greater than (for self and other) and is used by the > operator.

fn ge(&self, other: &Rhs) -> bool

Tests greater than or equal to (for self and other) and is used by the >= operator.

impl Serialize for Time

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl Sub<Duration> for Time

fn sub(self, d: Duration) -> Self::Output

Subtracts the given duration.

Panics

If the result would be less than Time::MIN.

type Output = Time

The resulting type after applying the - operator.

impl Sub for Time

fn sub(self, t: Time) -> Self::Output

Subtracts the given time.

Panics

If the result would be less than Time::MIN.

type Output = Time

The resulting type after applying the - operator.

impl Copy for Time

impl Eq for Time

impl StructuralPartialEq for Time