Semver library constraint comparison

README.md

$ go run .
hashicorp/go-version: 1.2.1 (~>1.1): true
Masterminds/semver: 1.2.1 (~>1.1): false

go.mod

module github.com/mckern/clownshoes

go 1.22

require github.com/hashicorp/go-version v1.6.0

require github.com/Masterminds/semver/v3 v3.2.1

main.go

package main

import (
	"fmt"

	"github.com/Masterminds/semver/v3"
	"github.com/hashicorp/go-version"
)

const (
	ver = "1.2.1"
	con = "~>1.1"
)

func main() {
	vh, _ := version.NewVersion(ver)
	ch, _ := version.NewConstraint(con)

	fmt.Printf("hashicorp/go-version: %s (%s): %v\n",
		vh, ch, ch.Check(vh))

	vs, _ := semver.NewVersion(ver)
	cs, _ := semver.NewConstraint(con)

	fmt.Printf("Masterminds/semver: %s (%s): %v\n",
		vs, cs, cs.Check(vs))
}