feat: add version flag

CHANGELOG.md

@@ -5,6 +5,10 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [0.1.1] - 2026-01-06
+### Added
+- `--version` / `-v` flag to display version information.
+
 ## [0.1.0] - 2026-01-06
 
 ### Added

gsw.sh

@@ -2,12 +2,20 @@
 
 # gsw: Google Switch
 # Easily switch between gcloud configurations
+GSW_VERSION="v0.1.1"
+
 function gsw() {
+  if [ "$1" = "--version" ] || [ "$1" = "-v" ]; then
+    echo "gsw version $GSW_VERSION"
+    return 0
+  fi
+
   if [ -z "$1" ]; then
     echo "Available gcloud configurations:"
     gcloud config configurations list
     echo ""
     echo "Usage: gsw <config_name>"
+    echo "       gsw --version"
     echo "  Switches the GLOBAL active configuration."
     echo ""
     echo "💡 Tip: To switch automatically when entering a directory,"

test/gsw.bats

@@ -42,3 +42,10 @@ setup() {
   [ "$status" -eq 0 ]
   [[ "$output" =~ "Usage: gsw" ]]
 }
+
+@test "gsw --version outputs version" {
+  run gsw --version
+  [ "$status" -eq 0 ]
+  # Check format: gsw version vX.X.X
+  [[ "$output" =~ "gsw version v"[0-9]+\.[0-9]+\.[0-9]+ ]]
+}