add version flag

Author: lovromazgon

.goreleaser.yml

@@ -0,0 +1,31 @@
+version: 2
+builds:
+  - main: ./cmd/connector/main.go
+    goos:
+      - darwin
+      - linux
+      - windows
+    env:
+      - CGO_ENABLED=0
+    ldflags:
+      - "-s -w -X 'main.version={{ .Tag }}'"
+checksum:
+  name_template: checksums.txt
+archives:
+  - name_template: >-
+      {{ .ProjectName }}_
+      {{- .Version }}_
+      {{- title .Os }}_
+      {{- if eq .Arch "amd64" }}x86_64
+      {{- else if eq .Arch "386" }}i386
+      {{- else }}{{ .Arch }}{{ end }}
+changelog:
+  sort: asc
+  use: github
+  filters:
+    exclude:
+      - '^docs:'
+      - '^test:'
+      - '^go.mod:'
+      - '^.github:'
+      - Merge branch

cmd/benchi/main.go

@@ -41,10 +41,12 @@ import (
 )
 
 var (
-	configPathFlag = flag.String("config", "", "path to the benchmark config file")
-	outPathFlag    = flag.String("out", "./results/${now}", "path to the output folder")
-	toolsFlag      = internal.StringsFlag("tool", nil, "filter tool to be tested (can be provided multiple times)")
-	testsFlag      = internal.StringsFlag("tests", nil, "filter test to run (can be provided multiple times)")
+	configPathFlag = flag.String("config", "", "Path to the benchmark config file")
+	outPathFlag    = flag.String("out", "./results/${now}", "Path to the output folder")
+	toolsFlag      = internal.StringsFlag("tool", nil, "Filter tool to be tested (can be provided multiple times)")
+	testsFlag      = internal.StringsFlag("tests", nil, "Filter test to run (can be provided multiple times)")
+
+	versionFlag = flag.Bool("v", false, "Print version")
 )
 
 // version is set at build time.
@@ -60,6 +62,11 @@ func main() {
 func mainE() error {
 	flag.Parse()
 
+	if *versionFlag {
+		fmt.Println("benchi", version)
+		return nil
+	}
+
 	if configPathFlag == nil || strings.TrimSpace(*configPathFlag) == "" {
 		return fmt.Errorf("config path is required")
 	}