feat: added display_mode property to language segment

docs/docs/segment-golang.md

@@ -26,3 +26,7 @@ Display the currently active golang version when a folder contains `.go` files.
 ## Properties
 
 - display_version: `boolean` - display the golang version - defaults to `true`
+- display_mode: `string` - determines when the segment is displayed
+  - `always`: The segment is always displayed
+  - `context`: The segment is only displayed when *.go or go.mod files are present (default)
+  - `never`: The segement is hidden

docs/docs/segment-julia.md

@@ -26,3 +26,7 @@ Display the currently active julia version when a folder contains `.jl` files.
 ## Properties
 
 - display_version: `boolean` - display the julia version - defaults to `true`
+- display_mode: `string` - determines when the segment is displayed
+  - `always`: The segment is always displayed
+  - `context`: The segment is only displayed when *.jl files are present (default)
+  - `never`: The segement is hidden

docs/docs/segment-node.md

@@ -26,3 +26,7 @@ Display the currently active node version when a folder contains `.js` or `.ts`
 ## Properties
 
 - display_version: `boolean` - display the node version - defaults to `true`
+- display_mode: `string` - determines when the segment is displayed
+  - `always`: The segment is always displayed
+  - `context`: The segment is only displayed when *.js, *.ts or package.json files are present (default)
+  - `never`: The segement is hidden

docs/docs/segment-python.md

@@ -6,7 +6,7 @@ sidebar_label: Python
 
 ## What
 
-Display the currently active python version and virtualenv when a folder contains `.py` files or `.ipynb` files.
+Display the currently active python version and virtualenv.
 Supports conda, virtualenv and pyenv.
 
 ## Sample Configuration
@@ -27,3 +27,7 @@ Supports conda, virtualenv and pyenv.
 ## Properties
 
 - display_virtual_env: `boolean` - show the name of the virtualenv or not - defaults to `true`
+- display_mode: `string` - determines when the segment is displayed
+  - `always`: The segment is always displayed
+  - `context`: The segment is only displayed when *.py or *.ipynb files are present (default)
+  - `never`: The segement is hidden

segment_language.go

@@ -10,6 +10,17 @@ type language struct {
 	version      string
 }
 
+const (
+	// DisplayModeProperty sets the display mode (always, when_in_context, never)
+	DisplayModeProperty Property = "display_mode"
+	// DisplayModeAlways displays the segement always
+	DisplayModeAlways string = "always"
+	// DisplayModeContext displays the segment when the current folder contains certain extensions
+	DisplayModeContext string = "context"
+	// DisplayModeNever hides the segment
+	DisplayModeNever string = "never"
+)
+
 func (l *language) string() string {
 	if l.props.getBool(DisplayVersion, true) {
 		return l.version
@@ -18,6 +29,23 @@ func (l *language) string() string {
 }
 
 func (l *language) enabled() bool {
+	displayMode := l.props.getString(DisplayModeProperty, DisplayModeContext)
+	displayVersion := l.props.getBool(DisplayVersion, true)
+	hasVersion := l.getVersion()
+
+	switch displayMode {
+	case DisplayModeAlways:
+		return (hasVersion || !displayVersion)
+	case DisplayModeNever:
+		return false
+	case DisplayModeContext:
+		fallthrough
+	default:
+		return l.isInContext() && (hasVersion || !displayVersion)
+	}
+}
+
+func (l *language) isInContext() bool {
 	for i, extension := range l.extensions {
 		if l.env.hasFiles(extension) {
 			break
@@ -26,6 +54,11 @@ func (l *language) enabled() bool {
 			return false
 		}
 	}
+
+	return true
+}
+
+func (l *language) getVersion() bool {
 	var executable string
 	for i, command := range l.commands {
 		if l.env.hasCommand(command) {
@@ -39,5 +72,6 @@ func (l *language) enabled() bool {
 	versionInfo, _ := l.env.runCommand(executable, l.versionParam)
 	values := findNamedRegexMatch(l.versionRegex, versionInfo)
 	l.version = values["version"]
+
 	return true
 }

segment_language_test.go

@@ -15,6 +15,7 @@ const (
 type languageArgs struct {
 	version           string
 	displayVersion    bool
+	displayMode       string
 	extensions        []string
 	enabledExtensions []string
 	commands          []string
@@ -43,7 +44,8 @@ func bootStrapLanguageTest(args *languageArgs) *language {
 	}
 	props := &properties{
 		values: map[Property]interface{}{
-			DisplayVersion: args.displayVersion,
+			DisplayVersion:      args.displayVersion,
+			DisplayModeProperty: args.displayMode,
 		},
 	}
 	l := &language{
@@ -57,7 +59,19 @@ func bootStrapLanguageTest(args *languageArgs) *language {
 	return l
 }
 
-func TestLanguageFilesFoundButNoCommand(t *testing.T) {
+func TestLanguageFilesFoundButNoCommandAndVersion(t *testing.T) {
+	args := &languageArgs{
+		commands:          []string{"unicorn"},
+		versionParam:      "--version",
+		extensions:        []string{uni},
+		enabledExtensions: []string{uni},
+		displayVersion:    true,
+	}
+	lang := bootStrapLanguageTest(args)
+	assert.False(t, lang.enabled(), "unicorn is not available")
+}
+
+func TestLanguageFilesFoundButNoCommandAndNoVersion(t *testing.T) {
 	args := &languageArgs{
 		commands:          []string{"unicorn"},
 		versionParam:      "--version",
@@ -65,7 +79,7 @@ func TestLanguageFilesFoundButNoCommand(t *testing.T) {
 		enabledExtensions: []string{uni},
 	}
 	lang := bootStrapLanguageTest(args)
-	assert.False(t, lang.enabled(), "unicorn is not available")
+	assert.True(t, lang.enabled(), "unicorn is not available")
 }
 
 func TestLanguageDisabledNoFiles(t *testing.T) {

themes/schema.json

@@ -912,6 +912,13 @@
                     "title": "Display Virtual Env",
                     "description": "Show the name of the virtualenv or not",
                     "default": true
+                  },
+                  "display_mode": {
+                    "type": "string",
+                    "title": "Display Mode",
+                    "description": "Determines whether the segment is displayed always or only if *.py or *.ipynb file are present in the current folder",
+                    "enum": ["always", "context", "never"],
+                    "default": "context"
                   }
                 }
               }