Add coloring for completion of vector components

core/object/script_language.h

@@ -344,14 +344,16 @@ public:
 		Vector<Pair<int, int>> matches;
 		Vector<Pair<int, int>> last_matches = { { -1, -1 } }; // This value correspond to an impossible match
 		int location = LOCATION_OTHER;
+		String theme_color_name;
 
 		CodeCompletionOption() {}
 
-		CodeCompletionOption(const String &p_text, CodeCompletionKind p_kind, int p_location = LOCATION_OTHER) {
+		CodeCompletionOption(const String &p_text, CodeCompletionKind p_kind, int p_location = LOCATION_OTHER, const String &p_theme_color_name = "") {
 			display = p_text;
 			insert_text = p_text;
 			kind = p_kind;
 			location = p_location;
+			theme_color_name = p_theme_color_name;
 		}
 
 		TypedArray<int> get_option_characteristics(const String &p_base);

doc/classes/EditorSettings.xml

@@ -858,6 +858,9 @@
 		<member name="text_editor/completion/code_complete_enabled" type="bool" setter="" getter="">
 			If [code]true[/code], code completion will be triggered automatically after [member text_editor/completion/code_complete_delay]. If [code]false[/code], you can still trigger completion manually by pressing [kbd]Ctrl + Space[/kbd] ([kbd]Cmd + Space[/kbd] on macOS).
 		</member>
+		<member name="text_editor/completion/colorize_suggestions" type="bool" setter="" getter="">
+			If [code]true[/code] enables the coloring for some items in the autocompletion suggestions, like vector components.
+		</member>
 		<member name="text_editor/completion/complete_file_paths" type="bool" setter="" getter="">
 			If [code]true[/code], provides autocompletion suggestions for file paths in methods such as [code]load()[/code] and [code]preload()[/code].
 		</member>

editor/code_editor.cpp

@@ -938,7 +938,9 @@ void CodeTextEditor::_complete_request() {
 
 	for (const ScriptLanguage::CodeCompletionOption &e : entries) {
 		Color font_color = completion_font_color;
-		if (e.insert_text.begins_with("\"") || e.insert_text.begins_with("\'")) {
+		if (!e.theme_color_name.is_empty() && EDITOR_GET("text_editor/completion/colorize_suggestions")) {
+			font_color = get_theme_color(e.theme_color_name, SNAME("Editor"));
+		} else if (e.insert_text.begins_with("\"") || e.insert_text.begins_with("\'")) {
 			font_color = completion_string_color;
 		} else if (e.insert_text.begins_with("#") || e.insert_text.begins_with("//")) {
 			font_color = completion_comment_color;

editor/editor_settings.cpp

@@ -609,6 +609,7 @@ void EditorSettings::_load_defaults(Ref<ConfigFile> p_extra_config) {
 	_initial_set("text_editor/completion/complete_file_paths", true);
 	_initial_set("text_editor/completion/add_type_hints", false);
 	_initial_set("text_editor/completion/use_single_quotes", false);
+	_initial_set("text_editor/completion/colorize_suggestions", true);
 
 	// Help
 	_initial_set("text_editor/help/show_help_index", true);

modules/gdscript/gdscript_editor.cpp

@@ -1207,6 +1207,9 @@ static void _find_identifiers_in_base(const GDScriptCompletionIdentifier &p_base
 					for (const PropertyInfo &E : members) {
 						if (!String(E.name).contains("/")) {
 							ScriptLanguage::CodeCompletionOption option(E.name, ScriptLanguage::CODE_COMPLETION_KIND_MEMBER);
+							if (GDScriptParser::theme_color_names.has(E.name)) {
+								option.theme_color_name = GDScriptParser::theme_color_names[E.name];
+							}
 							r_result.insert(option.display, option);
 						}
 					}

modules/gdscript/gdscript_parser.cpp

@@ -66,6 +66,10 @@ Variant::Type GDScriptParser::get_builtin_type(const StringName &p_type) {
 	return Variant::VARIANT_MAX;
 }
 
+#ifdef TOOLS_ENABLED
+HashMap<String, String> GDScriptParser::theme_color_names;
+#endif
+
 void GDScriptParser::cleanup() {
 	builtin_types.clear();
 }
@@ -121,6 +125,15 @@ GDScriptParser::GDScriptParser() {
 #ifdef DEBUG_ENABLED
 	is_ignoring_warnings = !(bool)GLOBAL_GET("debug/gdscript/warnings/enable");
 #endif
+
+#ifdef TOOLS_ENABLED
+	if (theme_color_names.is_empty()) {
+		theme_color_names.insert("x", "axis_x_color");
+		theme_color_names.insert("y", "axis_y_color");
+		theme_color_names.insert("z", "axis_z_color");
+		theme_color_names.insert("w", "axis_w_color");
+	}
+#endif
 }
 
 GDScriptParser::~GDScriptParser() {

modules/gdscript/gdscript_parser.h

@@ -1540,6 +1540,10 @@ public:
 	int get_last_line_number() const { return current.end_line; }
 #endif
 
+#ifdef TOOLS_ENABLED
+	static HashMap<String, String> theme_color_names;
+#endif // TOOLS_ENABLED
+
 	GDScriptParser();
 	~GDScriptParser();
 

servers/rendering/shader_language.cpp

@@ -10497,6 +10497,7 @@ Error ShaderLanguage::complete(const String &p_code, const ShaderCompileInfo &p_
 			const char colv[4] = { 'r', 'g', 'b', 'a' };
 			const char coordv[4] = { 'x', 'y', 'z', 'w' };
 			const char coordt[4] = { 's', 't', 'p', 'q' };
+			const String theme_color_names[4] = { "axis_x_color", "axis_y_color", "axis_z_color", "axis_w_color" };
 
 			int limit = 0;
 
@@ -10527,9 +10528,9 @@ Error ShaderLanguage::complete(const String &p_code, const ShaderCompileInfo &p_
 			}
 
 			for (int i = 0; i < limit; i++) {
-				r_options->push_back(ScriptLanguage::CodeCompletionOption(String::chr(colv[i]), ScriptLanguage::CODE_COMPLETION_KIND_PLAIN_TEXT));
-				r_options->push_back(ScriptLanguage::CodeCompletionOption(String::chr(coordv[i]), ScriptLanguage::CODE_COMPLETION_KIND_PLAIN_TEXT));
-				r_options->push_back(ScriptLanguage::CodeCompletionOption(String::chr(coordt[i]), ScriptLanguage::CODE_COMPLETION_KIND_PLAIN_TEXT));
+				r_options->push_back(ScriptLanguage::CodeCompletionOption(String::chr(colv[i]), ScriptLanguage::CODE_COMPLETION_KIND_PLAIN_TEXT, ScriptLanguage::LOCATION_OTHER, theme_color_names[i]));
+				r_options->push_back(ScriptLanguage::CodeCompletionOption(String::chr(coordv[i]), ScriptLanguage::CODE_COMPLETION_KIND_PLAIN_TEXT, ScriptLanguage::LOCATION_OTHER, theme_color_names[i]));
+				r_options->push_back(ScriptLanguage::CodeCompletionOption(String::chr(coordt[i]), ScriptLanguage::CODE_COMPLETION_KIND_PLAIN_TEXT, ScriptLanguage::LOCATION_OTHER, theme_color_names[i]));
 			}
 
 		} break;