Add version flag

CHANGELOG.md

@@ -9,6 +9,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Added
 - Automatic SSL/TLS detection on non-standard ports
 - URL Screenshotter agent now takes extra steps to ensure that the browser process is killed after use
+- Version flag to output current version (woah!!!)
 
 ### Changed
 - Packages and other dependencies have been updated to latest versions

core/options.go

@@ -20,6 +20,7 @@ type Options struct {
 	SaveBody          *bool
 	Silent            *bool
 	Debug             *bool
+	Version           *bool
 }
 
 func ParseOptions() (Options, error) {
@@ -37,6 +38,7 @@ func ParseOptions() (Options, error) {
 		SaveBody:          flag.Bool("save-body", true, "Save response bodies to files"),
 		Silent:            flag.Bool("silent", false, "Suppress all output except for errors"),
 		Debug:             flag.Bool("debug", false, "Print debugging information"),
+		Version:           flag.Bool("version", false, "Print current Aquatone version"),
 	}
 
 	flag.Parse()

main.go

@@ -46,6 +46,11 @@ func main() {
 		os.Exit(1)
 	}
 
+	if *sess.Options.Version {
+		sess.Out.Info("%s v%s", core.Name, core.Version)
+		os.Exit(0)
+	}
+
 	fi, err := os.Stat(*sess.Options.OutDir)
 
 	if os.IsNotExist(err) {