Merge branch 'main' into dev

2 files changed, 25 insertions, 3 deletions

diff --git a/install.sh b/install.sh
new file mode 100755
index 0000000..01d592f
--- /dev/null
+++ b/install.sh
@@ -0,0 +1,3 @@
+#!/bin/sh
+
+go install -ldflags "-X main.Version=$(git describe --tags 2>/dev/null)"
diff --git a/main.go b/main.go
index 0888e93..6ce5c29 100644
--- a/main.go
+++ b/main.go
@@ -11,7 +11,9 @@ package main
 import (
 	"flag"
 	"fmt"
+	"os"
 	"os/exec"
+	"runtime/debug"
 	"strings"
 	"time"
 
@@ -42,12 +44,23 @@ var (
 	RunCommand []string
 	// Command will only run on files that have the Extensions extension
 	Extensions []string
-)
-
-const (
+	// Layout for timestamp of command
 	DateLayout string = "15:04:05"
+	// Version tag for wbr
+	Version string
 )
 
+func GetVersion() string {
+	if Version != "" {
+		return Version
+	}
+	buildinfo, ok := debug.ReadBuildInfo()
+	if !ok {
+		panic("Could not read buildinfo to know package version.")
+	}
+	return buildinfo.Main.Version
+}
+
 func CompileRun(fileName string) {
 	found := false
 	for _, Ext := range Extensions {
@@ -134,8 +147,14 @@ func main() {
 	rc := flag.String("r", "", "Command for running after build")
 	e := flag.String("e", "", "Filter watched files by suffix")
 	p := flag.String("p", ".", "Path to watch for files")
+	v := flag.Bool("v", false, "Show wbr version")
 	flag.Parse()
 
+	if *v {
+		fmt.Printf("wbr %s\n", GetVersion())
+		os.Exit(0)
+	}
+
 	BuildCommand = strings.Split(*bc, " ")
 	RunCommand = strings.Split(*rc, " ")
 	Extensions = strings.Split(*e, ",")