Merge 6d5e5ff30f into dc77c655af

also naming, removing some wrapped errors

internal/gamepaddb/gen.go

@@ -93,7 +93,7 @@ func run() error {
 		buildConstraints string
 	}
 
-	supported := map[string]gamePadPlatform{
+	platforms := map[string]gamePadPlatform{
 		"Windows": {
 			filenameSuffix:   "windows",
 			buildConstraints: "//go:build windows && !microsoftgdk",
@@ -121,27 +121,22 @@ func run() error {
 		return err
 	}
 
-	for sdlName, platform := range supported {
-		controllerDB, ok := controllerDBs[sdlName]
+	for sdlPlatformName, platform := range platforms {
+		controllerDB, ok := controllerDBs[sdlPlatformName]
 		if !ok {
-			return fmt.Errorf("failed to find controller db for platform %s in gamecontrollerdb_txt", sdlName)
+			return fmt.Errorf("failed to find controller db for platform %s in gamecontrollerdb_txt", sdlPlatformName)
 		}
 
 		// write each chunk into separate text file for embedding into respective generated files
-		txtFile, err := os.Create(fmt.Sprintf("gamecontrollerdb_%s.txt", platform.filenameSuffix))
+		err = os.WriteFile(fmt.Sprintf("gamecontrollerdb_%s.txt", platform.filenameSuffix), []byte(controllerDB), 0666)
 		if err != nil {
-			return fmt.Errorf("failed to open file: %v", err)
-		}
-		defer txtFile.Close()
-		written, err := txtFile.Write(controllerDB)
-		if err != nil {
-			return fmt.Errorf("failed to write controller db for %s, expected to write %d bytes, wrote %d: %v", sdlName, len(controllerDB), written, err)
+			return err
 		}
 
 		path := fmt.Sprintf("db_%s.go", platform.filenameSuffix)
 		tmpl, err := template.New(path).Parse(dbTemplate)
 		if err != nil {
-			return fmt.Errorf("failed to parse template: %v", err)
+			return err
 		}
 
 		f, err := os.Create(path)
@@ -169,46 +164,23 @@ func run() error {
 	return nil
 }
 
-func splitControllersByPlatform(controllerDB []byte) (map[string][]byte, error) {
+func splitControllersByPlatform(controllerDB []byte) (map[string]string, error) {
 	s := bufio.NewScanner(bytes.NewReader(controllerDB))
-	dbs := map[string][]byte{}
+	dbs := map[string]string{}
 
 	var currentPlatform string
-	buf := bytes.Buffer{}
 	for s.Scan() {
-		chunk := s.Bytes()
-		if len(chunk) == 0 {
+		line := s.Text()
+		if len(line) == 0 {
 			continue
 		}
 
-		if chunk[0] == '#' {
-			if currentPlatform != "" && buf.Len() > 0 {
-				dbs[currentPlatform] = bytes.Clone(buf.Bytes())
-				buf.Reset()
-			}
-
-			platform := strings.Replace(string(chunk), "# ", "", 1)
-			switch platform {
-			case "Windows":
-				currentPlatform = "Windows"
-			case "Mac OS X":
-				currentPlatform = "Mac OS X"
-			case "iOS":
-				currentPlatform = "iOS"
-			case "Android":
-				currentPlatform = "Android"
-			case "Linux":
-				currentPlatform = "Linux"
-			default:
-				continue
-			}
-		} else {
-			buf.Write(chunk)
-			buf.WriteByte('\n')
+		if line[0] == '#' {
+			currentPlatform = strings.Replace(line, "# ", "", 1)
+			continue
 		}
-	}
-	if currentPlatform != "" && buf.Len() > 0 {
-		dbs[currentPlatform] = bytes.Clone(buf.Bytes())
+
+		dbs[currentPlatform] += line + "\n"
 	}
 	if err := s.Err(); err != nil {
 		return nil, err