Support version flag

kamilturek · Aug 26, 2022 · 56488d2 · 56488d2
1 parent e4180bc
commit 56488d2
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diff --git a/.goreleaser.yaml b/.goreleaser.yaml
@@ -5,6 +5,8 @@ before:
 builds:
   - main:
       ./cmd/go-zpl
+    ldflags:
+      - "-s -w -X github.com/kamilturek/go-zpl.version={{.Version}}"
     env:
       - CGO_ENABLED=0
     goos:

diff --git a/cli.go b/cli.go
@@ -6,14 +6,24 @@ import (
 	"os"
 )
 
+var version string
+
 func RunCLI() {
+	showVersion := flag.Bool("v", false, "version for go-zpl")
+	showVersionLong := flag.Bool("version", false, "version for go-zpl")
+
 	density := flag.Int("d", 8, "input label density [dpmm]")
 	width := flag.Int("w", 4, "input label width [inch]")
 	height := flag.Int("h", 6, "input label height [inch]")
 	outputPath := flag.String("o", "", "output file path")
 	outputFormat := flag.String("f", "png", "output file format")
 	flag.Parse()
 
+	if *showVersion || *showVersionLong {
+		fmt.Fprintln(os.Stdout, version)
+		os.Exit(0)
+	}
+
 	if err := Convert(
 		WithInputFromArgs(flag.Args()),
 		WithOutputPath(*outputPath),