Semantic Versioning 2.0.0 compare , valid , invalid example

0main.md

base on https://pkg.go.dev/golang.org/x/mod/semver which base on https://semver.org/

• I think smallest version is v0.0.0-0. No biggest version when string length is unlimited.

• valid (sort by smallest to biggest)

v0.0.0-0
v0.0.0-0+0
v0.0.0-2
v0.0.0-12
v0.0.0--0
v0.0.0-12alpha
v0.0.0-alpha
v0.0.0-alpha12
v0.0.0+0
v0.0.0
v0.0
v0
v0.0.1-0
v0.0.1-0.0
v0.0.1-0.0.0.0.0.0.0.0.0.1
v0.0.1-0.0.0.1
v0.0.1-0.0.1
v0.0.1-0.1
v0.0.1-1
v0.0.1-a
v0.0.1-alpha
v0.0.1
v0.0.2
v0.0.12
v1.0.0-0
v1
v1.0
v1.0.0
v2.0.0
v12.0.0
v99999999999999999999999999999999.0.0

• invalid

v0.0.0.1
v0.0.0-000
v0.0.0-002
v0.0.0+
v0.0.0-
v0-0
v1-0

main.go

package main
import (
	"golang.org/x/mod/semver"
	"sort"
	"fmt"
)
func main(){
	list:=[]string{
		`v0.0.0--0`,
		`v0.0.0-0`,
		`v0.0.0-0+0`,
		`v0.0.0-2`,
		`v0.0.0-12`,
		`v0.0.0-alpha`,
		`v0.0.0-alpha12`,
		`v0.0.0-12alpha`,
		`v0.0.0+0`,
		`v0.0.0`,
		`v0.0`,
		`v0`,
		`v0.0.1-0.1`,
		`v0.0.1-0.0.0.0.0.0.0.0.0.1`,
		`v0.0.1-0.0.0.1`,
		`v0.0.1-0.0.1`,
		`v0.0.1-0.0`,
		`v0.0.1-0`,
		`v0.0.1-1`,
		`v0.0.1-a`,
		`v0.0.1-alpha`,
		`v0.0.1`,
		`v0.0.2`,
		`v0.0.12`,
		`v1.0.0-0`,
		`v1`,
		`v1.0`,
		`v1.0.0`,
		`v2.0.0`,
		`v12.0.0`,
		`v99999999999999999999999999999999.0.0`,
		`v0.0.0.1`, // invalid
		`v0.0.0-000`,
		`v0.0.0-002`,
		`v0.0.0+`,
		`v0.0.0-`,
		`v0-0`,
		`v1-0`,
	}
	validList,inValidList:=sortValid(list)
	fmt.Println(`* valid (sort by smallest to biggest)`)
	fmt.Println("```")
	for _,v:=range validList{
		fmt.Println(v)
	}
	fmt.Println("```")
	fmt.Println(`* invalid`)
	fmt.Println("```")
	for _,v:=range inValidList{
		fmt.Println(v)
	}
	fmt.Println("```")
}
func sortValid(vList []string) (validList []string,invalidList []string){
	for _,v:=range vList{
		if semver.IsValid(v){
			validList = append(validList,v)
		}else{
			invalidList = append(invalidList,v)
		}
	}
	sort.Slice(validList, func(i int, j int) bool {
		return semver.Compare(validList[i], validList[j])==-1
	})
	return validList,invalidList
}