Added -version flag

.goreleaser.yml

@@ -35,7 +35,7 @@ builds:
   - windows_amd64
   main: .
   ldflags:
-  - -s -w -X main.version={{.Version}} -X main.commit={{.Commit}} -X main.date={{.Date}}
+  - -s -w -X main.Version={{.Version}} -X main.GitCommit={{.FullCommit}} -X main.Date={{.Date}}
   binary: terraform-lsp
   lang: go
 archive:

Makefile

@@ -1,2 +1,7 @@
 default:
-	go build && cp ./terraform-lsp ~/.bin/ && cp ./terraform-lsp ~/
+	go build -ldflags "-X main.GitCommit=$$(git rev-list -1 HEAD) -X main.Version=$$(git describe --tags) -X main.Date=$$(date --rfc-3339=date)" 
+
+copy:
+	go build -ldflags "-X main.GitCommit=$$(git rev-list -1 HEAD) -X main.Version=$$(git describe --tags) -X main.Date=$$(date --rfc-3339=date)" && cp ./terraform-lsp ~/.bin/ && cp ./terraform-lsp ~/
+
+.PHONY: copy

default.nix

@@ -5,7 +5,14 @@ buildGoModule rec {
   version = "0.0.9";
   src = ./.;
 
-  modSha256 = "1mb3169vdlv4h10k15pg88s48s2b6y7v5frk9j9ahg52grygcqb2"; 
+  modSha256 = "105kwfb9a501m5swcbgp4z97l43fa1hg3r7vy58zm0f8g54006hi"; 
+
+  buildPhase = ''
+    runHook preBuild
+    runHook renameImports
+    go install -ldflags="-s -w -X main.Version=${version} -X main.GitCommit='omitted' -X main.Date='omitted'"
+    runHook postBuild
+  '';
 
   goPackagePath = "github.com/juliosueiras/terraform-lsp";
   subPackages = [ "." ];

main.go

@@ -35,6 +35,12 @@ var tempFile *os.File
 var location = flag.String("log-location", "", "Location of the lsp log")
 var enableLogFile = flag.Bool("enable-log-file", false, "Enable log file")
 
+var Version string
+var GitCommit string
+var Date string
+
+var version = flag.Bool("version", false, "Show version")
+
 var Server *jrpc2.Server
 
 func Initialize(ctx context.Context, vs lsp.InitializeParams) (lsp.InitializeResult, error) {
@@ -586,6 +592,11 @@ func TextDocumentPublishDiagnostics(server *jrpc2.Server, ctx context.Context, v
 func main() {
 	flag.Parse()
 
+	if *version {
+		fmt.Printf("v%s, commit: %s, build on: %s", strings.Trim(Version, "v"), GitCommit, Date)
+		return
+	}
+
 	Server = jrpc2.NewServer(handler.Map{
 		"initialize":              handler.New(Initialize),
 		"textDocument/completion": handler.New(TextDocumentComplete),