exclude initial commit

cmd/list.go

@@ -0,0 +1,59 @@
+package cmd
+
+import (
+	"bufio"
+	"fmt"
+	"io"
+	"strings"
+
+	"github.com/spf13/cobra"
+)
+
+// listCmd represents the list command
+var listCmd = &cobra.Command{
+	Use:   "list",
+	Short: "List all patterns in the exclude file",
+	Long: `The list command reads the .git/info/exclude file and prints all patterns
+that are not empty and do not start with a comment (#).
+This is useful for reviewing which files or directories are currently excluded from version control.`,
+	Args: cobra.NoArgs, // No arguments expected
+	RunE: func(cmd *cobra.Command, args []string) error {
+		f, ok := FileFromContext(cmd.Context())
+		if !ok {
+			return fmt.Errorf("no exclude file found in context")
+		}
+		return runListCommand(f, args)
+	},
+}
+
+func init() {
+	rootCmd.AddCommand(listCmd)
+
+	// Here you will define your flags and configuration settings.
+
+	// Cobra supports Persistent Flags which will work for this command
+	// and all subcommands, e.g.:
+	// listCmd.PersistentFlags().String("foo", "", "A help for foo")
+
+	// Cobra supports local flags which will only run when this command
+	// is called directly, e.g.:
+	// listCmd.Flags().BoolP("toggle", "t", false, "Help message for toggle")
+}
+
+// runListCommand is the function that will be executed when the list command is called
+func runListCommand(f io.Reader, _ []string) error {
+	// Read from the exclude file line by line
+	scanner := bufio.NewScanner(f)
+	for scanner.Scan() {
+		line := scanner.Text()
+		if line != "" && !strings.HasPrefix(line, "#") {
+			fmt.Println(line) // Print each non-empty, non-comment line
+		}
+	}
+	if err := scanner.Err(); err != nil {
+		return fmt.Errorf("error reading exclude file: %w", err)
+	}
+
+	// You can add more functionality as needed
+	return nil
+}