version.go

//
// This file is part of arduino-cli.
//
// Copyright 2018 ARDUINO SA (http://www.arduino.cc/)
//
// This software is released under the GNU General Public License version 3,
// which covers the main part of arduino-cli.
// The terms of this license can be found at:
// https://www.gnu.org/licenses/gpl-3.0.en.html
//
// You can be released from the requirements of the above licenses by purchasing
// a commercial license. Buying such a license is mandatory if you want to modify or
// otherwise use the software for commercial activities involving the Arduino
// software without disclosing the source code of your own applications. To purchase
// a commercial license, send an email to license@arduino.cc.
//

package commands

import (
	semver "go.bug.st/relaxed-semver"
)

// Versioned is an object that provides a GetVersion() method
type Versioned interface {
	GetVersion() string
}

// ParseVersion returns the version parsed from an interface that provides
// the GetVersion() method (interface Versioned)
func ParseVersion(req Versioned) (*semver.Version, error) {
	if req.GetVersion() != "" {
		return semver.Parse(req.GetVersion())
	}
	return nil, nil
}