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authorWim <wim@42.be>2021-10-16 23:11:32 +0200
committerWim <wim@42.be>2021-10-16 23:23:24 +0200
commit20f6c05ec50739d31f4dbe9fde0d223f2c43f6e8 (patch)
tree230edca06449a8d1755f08aabf45a03e07e6f17c /vendor/github.com/dustin/go-humanize/times.go
parent57fce93af7f64f025cec6f3ed6088163086bc9fe (diff)
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Update vendor
Diffstat (limited to 'vendor/github.com/dustin/go-humanize/times.go')
-rw-r--r--vendor/github.com/dustin/go-humanize/times.go117
1 files changed, 117 insertions, 0 deletions
diff --git a/vendor/github.com/dustin/go-humanize/times.go b/vendor/github.com/dustin/go-humanize/times.go
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+++ b/vendor/github.com/dustin/go-humanize/times.go
@@ -0,0 +1,117 @@
+package humanize
+
+import (
+ "fmt"
+ "math"
+ "sort"
+ "time"
+)
+
+// Seconds-based time units
+const (
+ Day = 24 * time.Hour
+ Week = 7 * Day
+ Month = 30 * Day
+ Year = 12 * Month
+ LongTime = 37 * Year
+)
+
+// Time formats a time into a relative string.
+//
+// Time(someT) -> "3 weeks ago"
+func Time(then time.Time) string {
+ return RelTime(then, time.Now(), "ago", "from now")
+}
+
+// A RelTimeMagnitude struct contains a relative time point at which
+// the relative format of time will switch to a new format string. A
+// slice of these in ascending order by their "D" field is passed to
+// CustomRelTime to format durations.
+//
+// The Format field is a string that may contain a "%s" which will be
+// replaced with the appropriate signed label (e.g. "ago" or "from
+// now") and a "%d" that will be replaced by the quantity.
+//
+// The DivBy field is the amount of time the time difference must be
+// divided by in order to display correctly.
+//
+// e.g. if D is 2*time.Minute and you want to display "%d minutes %s"
+// DivBy should be time.Minute so whatever the duration is will be
+// expressed in minutes.
+type RelTimeMagnitude struct {
+ D time.Duration
+ Format string
+ DivBy time.Duration
+}
+
+var defaultMagnitudes = []RelTimeMagnitude{
+ {time.Second, "now", time.Second},
+ {2 * time.Second, "1 second %s", 1},
+ {time.Minute, "%d seconds %s", time.Second},
+ {2 * time.Minute, "1 minute %s", 1},
+ {time.Hour, "%d minutes %s", time.Minute},
+ {2 * time.Hour, "1 hour %s", 1},
+ {Day, "%d hours %s", time.Hour},
+ {2 * Day, "1 day %s", 1},
+ {Week, "%d days %s", Day},
+ {2 * Week, "1 week %s", 1},
+ {Month, "%d weeks %s", Week},
+ {2 * Month, "1 month %s", 1},
+ {Year, "%d months %s", Month},
+ {18 * Month, "1 year %s", 1},
+ {2 * Year, "2 years %s", 1},
+ {LongTime, "%d years %s", Year},
+ {math.MaxInt64, "a long while %s", 1},
+}
+
+// RelTime formats a time into a relative string.
+//
+// It takes two times and two labels. In addition to the generic time
+// delta string (e.g. 5 minutes), the labels are used applied so that
+// the label corresponding to the smaller time is applied.
+//
+// RelTime(timeInPast, timeInFuture, "earlier", "later") -> "3 weeks earlier"
+func RelTime(a, b time.Time, albl, blbl string) string {
+ return CustomRelTime(a, b, albl, blbl, defaultMagnitudes)
+}
+
+// CustomRelTime formats a time into a relative string.
+//
+// It takes two times two labels and a table of relative time formats.
+// In addition to the generic time delta string (e.g. 5 minutes), the
+// labels are used applied so that the label corresponding to the
+// smaller time is applied.
+func CustomRelTime(a, b time.Time, albl, blbl string, magnitudes []RelTimeMagnitude) string {
+ lbl := albl
+ diff := b.Sub(a)
+
+ if a.After(b) {
+ lbl = blbl
+ diff = a.Sub(b)
+ }
+
+ n := sort.Search(len(magnitudes), func(i int) bool {
+ return magnitudes[i].D > diff
+ })
+
+ if n >= len(magnitudes) {
+ n = len(magnitudes) - 1
+ }
+ mag := magnitudes[n]
+ args := []interface{}{}
+ escaped := false
+ for _, ch := range mag.Format {
+ if escaped {
+ switch ch {
+ case 's':
+ args = append(args, lbl)
+ case 'd':
+ args = append(args, diff/mag.DivBy)
+ }
+ escaped = false
+ } else {
+ escaped = ch == '%'
+ }
+ }
+ return fmt.Sprintf(mag.Format, args...)
+}