durafmt
durafmt is a tiny Go library that formats time.Duration strings (and types) into a human readable format.
go get github.com/hako/durafmt
Why
If you've worked with time.Duration in Go, you most likely have come across this:
53m28.587093086s // :)
The above seems very easy to read, unless your duration looks like this:
354h22m3.24s // :S
Usage
durafmt.ParseString()
package main
import (
"fmt"
"github.com/hako/durafmt"
)
func main() {
duration, err := durafmt.ParseString("354h22m3.24s")
if err != nil {
fmt.Println(err)
}
fmt.Println(duration) // 2 weeks 18 hours 22 minutes 3 seconds
// duration.String() // String representation. "2 weeks 18 hours 22 minutes 3 seconds"
}
durafmt.ParseStringShort()
Version of durafmt.ParseString() that only returns the first part of the duration string.
package main
import (
"fmt"
"github.com/hako/durafmt"
)
func main() {
duration, err := durafmt.ParseStringShort("354h22m3.24s")
if err != nil {
fmt.Println(err)
}
fmt.Println(duration) // 2 weeks
// duration.String() // String short representation. "2 weeks"
}
durafmt.Parse()
package main
import (
"fmt"
"time"
"github.com/hako/durafmt"
)
func main() {
timeduration := (354 * time.Hour) + (22 * time.Minute) + (3 * time.Second)
duration := durafmt.Parse(timeduration).String()
fmt.Println(duration) // 2 weeks 18 hours 22 minutes 3 seconds
}
LimitFirstN()
Like durafmt.ParseStringShort() but for limiting the first N parts of the duration string.
package main
import (
"fmt"
"time"
"github.com/hako/durafmt"
)
func main() {
timeduration := (354 * time.Hour) + (22 * time.Minute) + (3 * time.Second)
duration := durafmt.Parse(timeduration).LimitFirstN(2) // // limit first two parts.
fmt.Println(duration) // 2 weeks 18 hours
}
Contributing
Contributions are welcome! Fork this repo, add your changes and submit a PR.
If you would like to fix a bug, add a feature or provide feedback you can do so in the issues section.
durafmt is tested against golangci-lint and you can run tests with go test.
When contributing, running go test; go vet; golint or golangci-lint is recommended.
License
MIT