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123 lines
3.2 KiB
123 lines
3.2 KiB
package toml
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import (
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"fmt"
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"strings"
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"time"
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"github.com/pelletier/go-toml/v2/unstable"
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)
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// LocalDate represents a calendar day in no specific timezone.
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type LocalDate struct {
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Year int
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Month int
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Day int
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}
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// AsTime converts d into a specific time instance at midnight in zone.
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func (d LocalDate) AsTime(zone *time.Location) time.Time {
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return time.Date(d.Year, time.Month(d.Month), d.Day, 0, 0, 0, 0, zone)
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}
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// String returns RFC 3339 representation of d.
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func (d LocalDate) String() string {
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return fmt.Sprintf("%04d-%02d-%02d", d.Year, d.Month, d.Day)
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}
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// MarshalText returns RFC 3339 representation of d.
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func (d LocalDate) MarshalText() ([]byte, error) {
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return []byte(d.String()), nil
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}
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// UnmarshalText parses b using RFC 3339 to fill d.
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func (d *LocalDate) UnmarshalText(b []byte) error {
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res, err := parseLocalDate(b)
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if err != nil {
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return err
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}
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*d = res
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return nil
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}
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// LocalTime represents a time of day of no specific day in no specific
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// timezone.
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type LocalTime struct {
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Hour int // Hour of the day: [0; 24[
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Minute int // Minute of the hour: [0; 60[
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Second int // Second of the minute: [0; 60[
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Nanosecond int // Nanoseconds within the second: [0, 1000000000[
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Precision int // Number of digits to display for Nanosecond.
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}
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// String returns RFC 3339 representation of d.
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// If d.Nanosecond and d.Precision are zero, the time won't have a nanosecond
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// component. If d.Nanosecond > 0 but d.Precision = 0, then the minimum number
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// of digits for nanoseconds is provided.
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func (d LocalTime) String() string {
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s := fmt.Sprintf("%02d:%02d:%02d", d.Hour, d.Minute, d.Second)
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if d.Precision > 0 {
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s += fmt.Sprintf(".%09d", d.Nanosecond)[:d.Precision+1]
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} else if d.Nanosecond > 0 {
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// Nanoseconds are specified, but precision is not provided. Use the
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// minimum.
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s += strings.Trim(fmt.Sprintf(".%09d", d.Nanosecond), "0")
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}
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return s
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}
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// MarshalText returns RFC 3339 representation of d.
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func (d LocalTime) MarshalText() ([]byte, error) {
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return []byte(d.String()), nil
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}
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// UnmarshalText parses b using RFC 3339 to fill d.
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func (d *LocalTime) UnmarshalText(b []byte) error {
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res, left, err := parseLocalTime(b)
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if err == nil && len(left) != 0 {
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err = unstable.NewParserError(left, "extra characters")
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}
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if err != nil {
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return err
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}
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*d = res
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return nil
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}
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// LocalDateTime represents a time of a specific day in no specific timezone.
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type LocalDateTime struct {
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LocalDate
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LocalTime
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}
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// AsTime converts d into a specific time instance in zone.
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func (d LocalDateTime) AsTime(zone *time.Location) time.Time {
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return time.Date(d.Year, time.Month(d.Month), d.Day, d.Hour, d.Minute, d.Second, d.Nanosecond, zone)
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}
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// String returns RFC 3339 representation of d.
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func (d LocalDateTime) String() string {
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return d.LocalDate.String() + "T" + d.LocalTime.String()
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}
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// MarshalText returns RFC 3339 representation of d.
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func (d LocalDateTime) MarshalText() ([]byte, error) {
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return []byte(d.String()), nil
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}
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// UnmarshalText parses b using RFC 3339 to fill d.
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func (d *LocalDateTime) UnmarshalText(data []byte) error {
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res, left, err := parseLocalDateTime(data)
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if err == nil && len(left) != 0 {
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err = unstable.NewParserError(left, "extra characters")
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}
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if err != nil {
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return err
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}
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*d = res
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return nil
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}
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