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Overview ¶
Package cron parses and evaluates five-field cron expressions: minute, hour, day of month, month and day of week.
Index ¶
Constants ¶
This section is empty.
Variables ¶
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var ErrSyntax = errors.New("invalid cron expression")
ErrSyntax is wrapped by every error Parse returns.
Functions ¶
This section is empty.
Types ¶
type Schedule ¶
type Schedule struct {
// contains filtered or unexported fields
}
Schedule is a parsed expression.
func Parse ¶
Parse reads an expression such as "*/15 4-6 * * 1,3,5". Each field takes "*", numbers, ranges (a-b), lists (a,b,c) and steps (*/n, a-b/n, a/n). Sunday is 0 or 7.
func (Schedule) Last ¶
Last returns the latest time at or before t, within the given window, at which the schedule fires, or the zero time.
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