feat: add switch '-' option to cycle between prev profile

Author: aanogueira

README.md

@@ -91,6 +91,7 @@ git-context --version
 First-time setup:
 
 ```bash
+# Initialize git-context
 git-context init
 ```
 
@@ -99,6 +100,7 @@ This creates `~/.config/git-context/config.yaml`.
 ### Add Your First Profile
 
 ```bash
+# Add a new profile named 'work'
 git-context add work
 ```
 
@@ -112,6 +114,7 @@ You'll be prompted for:
 #### 3. List All Profiles
 
 ```bash
+# List available profiles
 git-context list
 ```
 
@@ -130,7 +133,11 @@ university   andre@university.edu
 #### 4. Switch Between Profiles
 
 ```bash
+# Switch to 'personal' profile
 git-context switch personal
+
+# Switch back to the previous profile
+git-context switch -
 ```
 
 **Output:**
@@ -146,34 +153,37 @@ git-context switch personal
 #### 5. Show Current Profile
 
 ```bash
+# Display the active profile
 git-context current
 ```
 
 #### 6. Show Profile Details
 
 ```bash
+# Show details of 'work' profile
 git-context show work
 ```
 
 #### 7. Remove a Profile
 
 ```bash
+# Remove 'university' profile
 git-context remove university
 ```
 
 ### All Available Commands
 
-| Command                     | Description              |
-| --------------------------- | ------------------------ |
-| `git-context init`          | Initialize configuration |
-| `git-context add <name>`    | Create a new profile     |
-| `git-context switch <name>` | Switch to a profile      |
-| `git-context list`          | List all profiles        |
-| `git-context current`       | Show active profile      |
-| `git-context show <name>`   | Show profile details     |
-| `git-context remove <name>` | Delete a profile         |
-| `git-context --help`        | Show help                |
-| `git-context --version`     | Show version             |
+| Command                       | Description              |
+| ----------------------------- | ------------------------ |
+| `git-context init`            | Initialize configuration |
+| `git-context add <name>`      | Create a new profile     |
+| `git-context switch <name\|->`| Switch to a profile      |
+| `git-context list`            | List all profiles        |
+| `git-context current`         | Show active profile      |
+| `git-context show <name>`     | Show profile details     |
+| `git-context remove <name>`   | Delete a profile         |
+| `git-context --help`          | Show help                |
+| `git-context --version`       | Show version             |
 
 ## Configuration
 

cmd/switch.go

@@ -11,15 +11,15 @@ import (
 )
 
 var switchCmd = &cobra.Command{
-	Use:   "switch [profile-name]",
+	Use:   "switch [profile-name|-]",
 	Short: "Switch to a different profile",
-	Long:  `Switch the active git configuration to a different profile.`,
+	Long:  `Switch the active git configuration to a different profile. Use '-' to return to the previous profile.`,
 	Args:  cobra.ExactArgs(1),
 	RunE:  runSwitch,
 }
 
 func runSwitch(cmd *cobra.Command, args []string) error {
-	profileName := args[0]
+	requestedName := args[0]
 
 	paths, err := config.NewPaths()
 	if err != nil {
@@ -35,6 +35,17 @@ func runSwitch(cmd *cobra.Command, args []string) error {
 		return errors.Wrap(err, "failed to load config")
 	}
 
+	profileName := requestedName
+	if requestedName == "-" {
+		if cfg.Previous == "" {
+			ui.PrintWarning("No previous profile to switch to")
+
+			return errors.WithStack(errors.New("no previous profile to switch to"))
+		}
+
+		profileName = cfg.Previous
+	}
+
 	// Check if profile exists
 	profile, err := cfg.GetProfile(profileName)
 	if err != nil {
@@ -72,6 +83,10 @@ func runSwitch(cmd *cobra.Command, args []string) error {
 	}
 
 	// Update current profile
+	if cfg.Current != "" && cfg.Current != profileName {
+		cfg.Previous = cfg.Current
+	}
+
 	cfg.Current = profileName
 	if err := cfg.SaveConfig(paths.ConfigFile); err != nil {
 		ui.PrintError(fmt.Sprintf("Failed to save config: %v", err))

internal/config/config.go

@@ -59,6 +59,7 @@ type Config struct {
 	Global   map[string]any      `yaml:"global"`
 	Profiles map[string]*Profile `yaml:"profiles"`
 	Current  string              `yaml:"-"` // Not saved, determined at runtime
+	Previous string              `yaml:"previous,omitempty"`
 }
 
 // NewConfig creates a new empty config.
@@ -67,6 +68,7 @@ func NewConfig() *Config {
 		Global:   make(map[string]any),
 		Profiles: make(map[string]*Profile),
 		Current:  "",
+		Previous: "",
 	}
 }
 

internal/config/config_test.go

@@ -174,6 +174,7 @@ func TestSaveAndLoadConfig(t *testing.T) {
 	}
 
 	// Save config
+	cfg.Previous = "work"
 	err := cfg.SaveConfig(configFile)
 	if err != nil {
 		t.Fatalf("SaveConfig failed: %v", err)
@@ -211,6 +212,10 @@ func TestSaveAndLoadConfig(t *testing.T) {
 	if len(p.URL) != 1 {
 		t.Errorf("Expected 1 URL rewrite, got %d", len(p.URL))
 	}
+
+	if loadedCfg.Previous != "work" {
+		t.Errorf("Expected previous profile 'work', got '%s'", loadedCfg.Previous)
+	}
 }
 
 func TestLoadConfigNonExistent(t *testing.T) {