Struct CronExpr 

pub struct CronExpr { /* private fields */ }

A parsed cron expression.

Implementations

impl CronExpr

pub fn parse(expr: &str) -> Result<Self, String>

Parse a 5-field cron expression.

pub fn matches(&self, dt: &NaiveDateTime) -> bool

Check whether a given datetime matches this cron expression.

pub fn as_str(&self) -> &str

Return the raw cron string.

pub fn next_after(&self, after: &NaiveDateTime) -> Option<NaiveDateTime>

Find the next matching datetime strictly after after.

Scans minute-by-minute up to 366 days out. Returns None if no match is found (e.g. impossible expression like 30 2 30 2 *).

Trait Implementations

impl Clone for CronExpr

fn clone(&self) -> CronExpr

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for CronExpr

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

Formats the value using the given formatter.

impl Display for CronExpr

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

Formats the value using the given formatter.