util

package
v1.10.1 Latest Latest
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 Go to latest Published: Nov 12, 2026 License: MIT Imports: 3 Imported by: 0

Documentation

Overview

Package util provides small shared helpers: date parsing and date-range validation.

Index

Constants

View Source 
const MaxDateRangeDays = 93

MaxDateRangeDays is the default maximum span accepted by DateRange.Validate.

Variables

View Source 
var (
	ErrNotSunday         = errors.New("date must be a Sunday")
	ErrFromAfterTo       = errors.New("'from' must be before 'to'")
	ErrDateRangeExceeded = errors.New("date range exceeded")
)

Functions

func ParseSundayDate added in v1.3.15 

func ParseSundayDate(value string) (time.Time, error)

ParseSundayDate parses value in "2006-01-02" format and verifies it falls on a Sunday, returning ErrNotSunday otherwise.

func ValidateDateRange added in v1.3.19 

func ValidateDateRange(from, to time.Time, maxDays int) error

ValidateDateRange checks that from precedes to and that the range, counting both ends, spans at most maxDays days. to may be the last day's midnight or its last instant.

func ValidateSunday 

func ValidateSunday(value string) error

ValidateSunday reports whether value is a valid "2006-01-02" date falling on a Sunday.

Types

type DateRange added in v1.3.19 

type DateRange struct {
	From    time.Time
	To      time.Time
	MaxDays int
}

DateRange is an inclusive [From, To] interval. MaxDays bounds the span; zero means MaxDateRangeDays.

func (DateRange) Validate added in v1.3.19 

func (dr DateRange) Validate() error

Validate checks that From precedes To and the span does not exceed MaxDays.

Source Files

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