Make make output quiet

.gitignore

@@ -16,3 +16,6 @@
 # vendor/
 
 .lumerc
+.vscode/configurationCache.log
+.vscode/dryrun.log
+.vscode/targets.log

Makefile

@@ -1,7 +1,25 @@
+V ?= 0
+Q = $(if $(filter 1, $V),, @)
+
+ifeq ($(OS), Windows_NT)
+    EXE=lume.exe
+	RM=del /f /q
+	BUILD_DATE=$(shell powershell Get-Date -Format "yyyy-MM-ddThh:mm:sszzz")
+else
+    EXE=lume
+    EXE=rm -f
+	BUILD_DATE=$(shell date --iso-8601=seconds)
+endif
+
+LUME_VERSION ?= $(shell git describe --tags --always)
+LDFLAGS := ${LDFLAGS} \
+    -X git.kill0.net/chill9/lume/cmd.Version=${LUME_VERSION} \
+	-X git.kill0.net/chill9/lume/cmd.BuildDate=${BUILD_DATE}
+
 .PHONY: build
 build:
-	go build -o lume ./cmd/lume
+	$(Q) go build -o ${EXE} -ldflags="${LDFLAGS}" ./cmd/lume
 
 .PHONY: clean
 clean:
-	rm -f ./lifx
+	${RM} ${EXE}

cmd/main.go

@@ -29,7 +29,8 @@ func init() {
 	RegisterCommand(NewCmdVersion())
 }
 
-const Version = "0.1.0-pre"
+var Version string = "0.1.0-pre"
+var BuildDate string
 
 const lumercFile string = ".lumerc"
 

cmd/version.go

@@ -2,6 +2,7 @@ package lumecmd
 
 import (
 	"fmt"
+	"runtime"
 )
 
 func NewCmdVersion() Command {
@@ -15,6 +16,11 @@ func NewCmdVersion() Command {
 }
 
 func VersionCmd(args CmdArgs) (int, error) {
-	fmt.Println(Version)
+	fmt.Printf("lume %s\n", Version)
+	fmt.Printf("  os/arch: %s/%s\n", runtime.GOOS, runtime.GOARCH)
+	fmt.Printf("  go version: %s\n", runtime.Version())
+	if BuildDate != "" {
+		fmt.Printf("  build date: %s\n", BuildDate)
+	}
 	return ExitSuccess, nil
 }