117 lines
3.0 KiB
Go
117 lines
3.0 KiB
Go
package cmd
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import (
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"fmt"
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"os"
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"path/filepath"
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"github.com/spf13/cobra"
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"dirmd/internal/config"
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"dirmd/internal/renderer"
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"dirmd/internal/walker"
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)
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var (
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rootCmd = &cobra.Command{
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Use: "dirmd [flags] <directory>",
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Short: "Generate markdown documentation from directory structure",
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Long: `dirmd walks a directory and generates a markdown file with:
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- Directory tree structure
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- All readable text files with their contents
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Examples:
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# Create new documentation
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dirmd -o output.md ~/repos/myproject
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# Append a single file
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dirmd -a -i README.md -o existing.md
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# Append another directory
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dirmd -a -o existing.md ~/repos/anotherproject`,
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RunE: run,
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}
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outputPath string
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appendMode bool
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singleFile string
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maxSize int64
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maxDepth int
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ignorePatterns []string
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extensions []string
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)
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func Execute() {
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if err := rootCmd.Execute(); err != nil {
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os.Exit(1)
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}
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}
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func init() {
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rootCmd.PersistentFlags().StringVarP(&outputPath, "output", "o", "", "output markdown file path (required)")
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rootCmd.Flags().BoolVarP(&appendMode, "append", "a", false, "append to existing output file")
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rootCmd.Flags().StringVarP(&singleFile, "input-file", "i", "", "single file input (append mode only)")
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rootCmd.Flags().Int64Var(&maxSize, "max-size", config.DefaultMaxSize, "max file size in bytes")
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rootCmd.Flags().IntVar(&maxDepth, "max-depth", config.DefaultMaxDepth, "max directory recursion depth")
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rootCmd.Flags().StringArrayVar(&ignorePatterns, "ignore", nil, "additional ignore patterns (glob)")
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rootCmd.Flags().StringArrayVar(&extensions, "extensions", nil, "additional file extensions to skip (repeatable)")
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rootCmd.MarkPersistentFlagRequired("output")
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}
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func run(cmd *cobra.Command, args []string) error {
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cfg := &config.Config{
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OutputPath: outputPath,
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AppendMode: appendMode,
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MaxSize: maxSize,
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MaxDepth: maxDepth,
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Ignores: append(config.DefaultIgnores, ignorePatterns...),
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Extensions: append(config.DefaultExts, extensions...),
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}
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if singleFile != "" {
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cfg.InputPath = singleFile
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cfg.SingleFile = true
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if !appendMode {
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return fmt.Errorf("single file input (-i) requires append mode (-a)")
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}
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} else {
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if len(args) < 1 {
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return fmt.Errorf("directory argument is required when -i is not used")
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}
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cfg.InputPath = args[0]
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}
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abs, err := filepath.Abs(cfg.InputPath)
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if err != nil {
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return fmt.Errorf("failed to resolve absolute path: %w", err)
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}
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cfg.AbsRoot = abs
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// Non-append mode: output must not exist
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if !appendMode {
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if _, err := os.Stat(outputPath); err == nil {
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return fmt.Errorf("output file %s already exists (use -a to append)", outputPath)
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}
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}
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result, err := walker.Run(cfg)
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if err != nil {
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return err
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}
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if len(result.Entries) == 0 {
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return fmt.Errorf("no readable text files found in %s", cfg.AbsRoot)
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}
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if err := renderer.Write(result, outputPath, appendMode, cfg.SingleFile); err != nil {
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return err
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}
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fmt.Fprintf(os.Stderr, "wrote %d entries to %s\n", len(result.Entries), outputPath)
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return nil
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}
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