add goreleaser package

.gitignore

@@ -22,4 +22,7 @@
 /vendor/
 /Godeps/
 
+### GoReleaser ###
+dist
+
 # End of https://www.gitignore.io/api/go

.goreleaser.yml

@@ -0,0 +1,35 @@
+before:
+  hooks:
+    - go mod download
+
+builds:
+  - env:
+      - CGO_ENABLED=0
+    main: ./cmd/main.go
+    goos:
+      - linux
+      - darwin
+      - windows
+    goarch:
+      - amd64
+
+checksum:
+  name_template: 'checksums.txt'
+
+snapshot:
+  name_template: "{{ .Tag }}-next"
+
+changelog:
+  sort: asc
+  filters:
+    exclude:
+      - '^docs:'
+      - '^test:'
+
+brews:
+  - github:
+      owner: ojizero
+      name: homebrew-tap
+    folder: Formula
+    homepage:  https://github.com/ojizer/gofindup
+    description: Simple find up utility

cmd/main.go

@@ -2,22 +2,36 @@ package main
 
 import (
 	"fmt"
+	"os"
 
 	flag "github.com/spf13/pflag"
 
 	"github.com/ojizero/gofindup"
 )
 
+var (
+	version = "dev"
+	commit = "HEAD"
+	date = "unknown"
+)
+
 func main() {
 	var (
 		startdir string
 		nametofind string
+		printversion bool
 	)
 
+	flag.BoolVarP(&printversion, "version", "v", false, "Display version info and exit program")
 	flag.StringVarP(&startdir, "startdir", "s", "", "Directory to start searching from, if not given would search from current working directory")
 	flag.Parse()
 	nametofind = flag.Arg(0)
 
+	if printversion {
+		fmt.Printf("Version: %v, Build commit: %v, Released on: %v\n", version, commit, date)
+		os.Exit(0)
+	}
+
 	findup := gofindup.Findup
 	if startdir != "" {
 		findup = func(name string) (string, error) {