mirror of
https://codeberg.org/forgejo/forgejo
synced 2024-12-12 22:41:59 +01:00
86e2789960
* update github.com/PuerkitoBio/goquery * update github.com/alecthomas/chroma * update github.com/blevesearch/bleve/v2 * update github.com/caddyserver/certmagic * update github.com/go-enry/go-enry/v2 * update github.com/go-git/go-billy/v5 * update github.com/go-git/go-git/v5 * update github.com/go-redis/redis/v8 * update github.com/go-testfixtures/testfixtures/v3 * update github.com/jaytaylor/html2text * update github.com/json-iterator/go * update github.com/klauspost/compress * update github.com/markbates/goth * update github.com/mattn/go-isatty * update github.com/mholt/archiver/v3 * update github.com/microcosm-cc/bluemonday * update github.com/minio/minio-go/v7 * update github.com/prometheus/client_golang * update github.com/unrolled/render * update github.com/xanzy/go-gitlab * update github.com/yuin/goldmark * update github.com/yuin/goldmark-highlighting Co-authored-by: techknowlogick <techknowlogick@gitea.io>
317 lines
7.9 KiB
Go
Vendored
317 lines
7.9 KiB
Go
Vendored
// Copyright 2013 The Prometheus Authors
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package model
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import (
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"encoding/json"
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"errors"
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"fmt"
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"math"
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"regexp"
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"strconv"
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"strings"
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"time"
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)
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const (
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// MinimumTick is the minimum supported time resolution. This has to be
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// at least time.Second in order for the code below to work.
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minimumTick = time.Millisecond
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// second is the Time duration equivalent to one second.
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second = int64(time.Second / minimumTick)
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// The number of nanoseconds per minimum tick.
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nanosPerTick = int64(minimumTick / time.Nanosecond)
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// Earliest is the earliest Time representable. Handy for
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// initializing a high watermark.
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Earliest = Time(math.MinInt64)
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// Latest is the latest Time representable. Handy for initializing
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// a low watermark.
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Latest = Time(math.MaxInt64)
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)
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// Time is the number of milliseconds since the epoch
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// (1970-01-01 00:00 UTC) excluding leap seconds.
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type Time int64
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// Interval describes an interval between two timestamps.
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type Interval struct {
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Start, End Time
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}
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// Now returns the current time as a Time.
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func Now() Time {
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return TimeFromUnixNano(time.Now().UnixNano())
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}
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// TimeFromUnix returns the Time equivalent to the Unix Time t
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// provided in seconds.
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func TimeFromUnix(t int64) Time {
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return Time(t * second)
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}
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// TimeFromUnixNano returns the Time equivalent to the Unix Time
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// t provided in nanoseconds.
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func TimeFromUnixNano(t int64) Time {
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return Time(t / nanosPerTick)
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}
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// Equal reports whether two Times represent the same instant.
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func (t Time) Equal(o Time) bool {
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return t == o
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}
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// Before reports whether the Time t is before o.
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func (t Time) Before(o Time) bool {
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return t < o
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}
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// After reports whether the Time t is after o.
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func (t Time) After(o Time) bool {
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return t > o
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}
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// Add returns the Time t + d.
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func (t Time) Add(d time.Duration) Time {
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return t + Time(d/minimumTick)
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}
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// Sub returns the Duration t - o.
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func (t Time) Sub(o Time) time.Duration {
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return time.Duration(t-o) * minimumTick
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}
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// Time returns the time.Time representation of t.
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func (t Time) Time() time.Time {
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return time.Unix(int64(t)/second, (int64(t)%second)*nanosPerTick)
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}
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// Unix returns t as a Unix time, the number of seconds elapsed
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// since January 1, 1970 UTC.
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func (t Time) Unix() int64 {
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return int64(t) / second
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}
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// UnixNano returns t as a Unix time, the number of nanoseconds elapsed
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// since January 1, 1970 UTC.
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func (t Time) UnixNano() int64 {
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return int64(t) * nanosPerTick
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}
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// The number of digits after the dot.
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var dotPrecision = int(math.Log10(float64(second)))
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// String returns a string representation of the Time.
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func (t Time) String() string {
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return strconv.FormatFloat(float64(t)/float64(second), 'f', -1, 64)
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}
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// MarshalJSON implements the json.Marshaler interface.
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func (t Time) MarshalJSON() ([]byte, error) {
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return []byte(t.String()), nil
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}
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// UnmarshalJSON implements the json.Unmarshaler interface.
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func (t *Time) UnmarshalJSON(b []byte) error {
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p := strings.Split(string(b), ".")
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switch len(p) {
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case 1:
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v, err := strconv.ParseInt(string(p[0]), 10, 64)
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if err != nil {
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return err
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}
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*t = Time(v * second)
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case 2:
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v, err := strconv.ParseInt(string(p[0]), 10, 64)
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if err != nil {
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return err
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}
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v *= second
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prec := dotPrecision - len(p[1])
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if prec < 0 {
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p[1] = p[1][:dotPrecision]
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} else if prec > 0 {
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p[1] = p[1] + strings.Repeat("0", prec)
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}
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va, err := strconv.ParseInt(p[1], 10, 32)
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if err != nil {
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return err
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}
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// If the value was something like -0.1 the negative is lost in the
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// parsing because of the leading zero, this ensures that we capture it.
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if len(p[0]) > 0 && p[0][0] == '-' && v+va > 0 {
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*t = Time(v+va) * -1
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} else {
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*t = Time(v + va)
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}
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default:
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return fmt.Errorf("invalid time %q", string(b))
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}
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return nil
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}
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// Duration wraps time.Duration. It is used to parse the custom duration format
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// from YAML.
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// This type should not propagate beyond the scope of input/output processing.
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type Duration time.Duration
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// Set implements pflag/flag.Value
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func (d *Duration) Set(s string) error {
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var err error
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*d, err = ParseDuration(s)
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return err
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}
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// Type implements pflag.Value
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func (d *Duration) Type() string {
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return "duration"
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}
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var durationRE = regexp.MustCompile("^(([0-9]+)y)?(([0-9]+)w)?(([0-9]+)d)?(([0-9]+)h)?(([0-9]+)m)?(([0-9]+)s)?(([0-9]+)ms)?$")
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// ParseDuration parses a string into a time.Duration, assuming that a year
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// always has 365d, a week always has 7d, and a day always has 24h.
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func ParseDuration(durationStr string) (Duration, error) {
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switch durationStr {
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case "0":
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// Allow 0 without a unit.
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return 0, nil
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case "":
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return 0, fmt.Errorf("empty duration string")
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}
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matches := durationRE.FindStringSubmatch(durationStr)
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if matches == nil {
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return 0, fmt.Errorf("not a valid duration string: %q", durationStr)
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}
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var dur time.Duration
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// Parse the match at pos `pos` in the regex and use `mult` to turn that
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// into ms, then add that value to the total parsed duration.
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var overflowErr error
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m := func(pos int, mult time.Duration) {
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if matches[pos] == "" {
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return
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}
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n, _ := strconv.Atoi(matches[pos])
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// Check if the provided duration overflows time.Duration (> ~ 290years).
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if n > int((1<<63-1)/mult/time.Millisecond) {
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overflowErr = errors.New("duration out of range")
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}
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d := time.Duration(n) * time.Millisecond
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dur += d * mult
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if dur < 0 {
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overflowErr = errors.New("duration out of range")
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}
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}
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m(2, 1000*60*60*24*365) // y
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m(4, 1000*60*60*24*7) // w
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m(6, 1000*60*60*24) // d
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m(8, 1000*60*60) // h
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m(10, 1000*60) // m
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m(12, 1000) // s
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m(14, 1) // ms
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return Duration(dur), overflowErr
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}
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func (d Duration) String() string {
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var (
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ms = int64(time.Duration(d) / time.Millisecond)
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r = ""
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)
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if ms == 0 {
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return "0s"
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}
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f := func(unit string, mult int64, exact bool) {
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if exact && ms%mult != 0 {
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return
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}
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if v := ms / mult; v > 0 {
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r += fmt.Sprintf("%d%s", v, unit)
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ms -= v * mult
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}
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}
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// Only format years and weeks if the remainder is zero, as it is often
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// easier to read 90d than 12w6d.
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f("y", 1000*60*60*24*365, true)
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f("w", 1000*60*60*24*7, true)
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f("d", 1000*60*60*24, false)
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f("h", 1000*60*60, false)
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f("m", 1000*60, false)
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f("s", 1000, false)
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f("ms", 1, false)
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return r
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}
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// MarshalJSON implements the json.Marshaler interface.
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func (d Duration) MarshalJSON() ([]byte, error) {
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return json.Marshal(d.String())
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}
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// UnmarshalJSON implements the json.Unmarshaler interface.
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func (d *Duration) UnmarshalJSON(bytes []byte) error {
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var s string
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if err := json.Unmarshal(bytes, &s); err != nil {
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return err
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}
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dur, err := ParseDuration(s)
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if err != nil {
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return err
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}
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*d = dur
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return nil
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}
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// MarshalText implements the encoding.TextMarshaler interface.
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func (d *Duration) MarshalText() ([]byte, error) {
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return []byte(d.String()), nil
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}
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// UnmarshalText implements the encoding.TextUnmarshaler interface.
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func (d *Duration) UnmarshalText(text []byte) error {
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var err error
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*d, err = ParseDuration(string(text))
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return err
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}
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// MarshalYAML implements the yaml.Marshaler interface.
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func (d Duration) MarshalYAML() (interface{}, error) {
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return d.String(), nil
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}
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// UnmarshalYAML implements the yaml.Unmarshaler interface.
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func (d *Duration) UnmarshalYAML(unmarshal func(interface{}) error) error {
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var s string
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if err := unmarshal(&s); err != nil {
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return err
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}
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dur, err := ParseDuration(s)
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if err != nil {
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return err
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}
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*d = dur
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return nil
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}
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