Convert go version strings to semver compliant strings

gosemver.go

package main

import (
	"fmt"
	"runtime"
	"strings"

	"github.com/coreos/go-semver/semver"
)

func goVerAsSemVer() string {
	version := strings.TrimPrefix(runtime.Version(), "go")
	if len(strings.Split(version, ".")) != 3 {
		version += ".0"
	}
	return version
}

func main() {
	goVer := semver.New(goVerAsSemVer())
	minGoVer := semver.New("1.11.1")

	if goVer.Compare(*minGoVer) < 0 {
		fmt.Println("Not running minimum version of go, use polyfill code or error cleanly")
	} else {
		fmt.Println("Good to go")
	}
}