Use goreleaser for releases

Signed-off-by: Igor Shishkin <[email protected]>

.gitignore

@@ -8,4 +8,5 @@ pkg/
 *.out
 .glide/
 .DS_Store
+dist/
 vendor/

.goreleaser.yml

@@ -0,0 +1,31 @@
+builds:
+- env:
+    - CGO_ENABLED=0
+  goos:
+    - darwin
+    - linux
+    - windows
+    - freebsd
+  goarch:
+    - 386
+    - amd64
+    - arm
+    - arm64
+archive:
+  replacements:
+    386: i386
+  format_overrides:
+    - goos: windows
+      format: zip
+checksum:
+  name_template: 'checksums.txt'
+snapshot:
+  name_template: "{{ .Tag }}-next"
+changelog:
+  sort: asc
+  filters:
+    exclude:
+    - '^docs:'
+    - '^test:'
+sign:
+  artifacts: checksum

config.go

@@ -54,8 +54,10 @@ func (c *config) Metadata() map[string]flag.Flag {
 
 		version = fmt.Sprintf(`
 			version: %s
+			commit: %s
 			built with: %s
-		`, Version, runtime.Version())
+			built at: %s
+		`, version, commit, runtime.Version(), date)
 
 		desc = `
 		checksum creates database (actually just a JSON file) to store file length, SHA1, SHA256 

main.go

@@ -20,8 +20,9 @@ import (
 var (
 	wg sync.WaitGroup
 
-	// Version - variable to store current commit,tag,whatever
-	Version = "No version specified(probably trunk build)"
+	version = "No version specified(probably trunk build)"
+	commit  = "master"
+	date    = "0000-00-00 00:00:00"
 
 	db          *database.Database
 	filePattern *regexp.Regexp

operations.go

@@ -70,7 +70,7 @@ func verify(path string, length int64, sha1, sha256 string) bool {
 }
 
 func printVersion() {
-	fmt.Printf("checksum version: %s\n", Version)
+	fmt.Printf("checksum version: %s\n", version)
 	fmt.Printf("Built wih Go version: %s\n", runtime.Version())
 }