working version flag

Author: marklap

.goreleaser.yaml

@@ -12,7 +12,7 @@ builds:
       - amd64
       - arm
       - arm64
-      - "386"
+      - '386'
     goos:
       - darwin
       - linux
@@ -22,17 +22,18 @@ builds:
       - openbsd
     ignore:
       - goos: darwin
-        goarch: "386"
+        goarch: '386'
       - goos: openbsd
         goarch: arm
     flags:
       - -trimpath
     ldflags:
       - -s
       - -w
+      - -X github.com/justjanne/powerline-go/powerline.Version={{ .Version }}
 
 archives:
-  - name_template: "{{ .ProjectName }}-{{ .Os }}-{{ .Arch }}"
+  - name_template: '{{ .ProjectName }}-{{ .Os }}-{{ .Arch }}'
     format: binary
 
 checksum:

args.go

@@ -47,6 +47,7 @@ type arguments struct {
 	IgnoreWarnings         *bool
 	Time                   *string
 	ViMode                 *string
+	Version                *bool
 }
 
 var args = arguments{
@@ -231,4 +232,8 @@ var args = arguments{
 		"vi-mode",
 		defaults.ViMode,
 		comments("The current vi-mode (eg. KEYMAP for zsh) for vi-module module")),
+	Version: flag.Bool(
+		"version",
+		false,
+		comments("Print the current version and exit")),
 }

main.go

@@ -125,6 +125,11 @@ func commentsWithDefaults(lines ...string) string {
 func main() {
 	flag.Parse()
 
+	if *args.Version {
+		fmt.Println(pwl.Version)
+		return
+	}
+
 	cfg := defaults
 	err := cfg.Load()
 	if err != nil {

pg

@@ -0,0 +1,3 @@
+package powerline
+
+var Version = "development"