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package dictionary |
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3
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import ( |
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"fmt" |
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"io" |
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"os" |
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"path/filepath" |
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"github.com/pkg/errors" |
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) |
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func NewGenerator(out io.Writer) *Generator { |
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return &Generator{out: out} |
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} |
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type Generator struct { |
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out io.Writer |
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} |
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func (g *Generator) GenerateDictionaryFrom(path string, absoluteOnly bool) error { |
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var ( |
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dictionary []string |
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err error |
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) |
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if absoluteOnly { |
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dictionary, err = findAbsolutePaths(path) |
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} else { |
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dictionary, err = findFileNames(path) |
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} |
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if err != nil { |
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return errors.Wrap(err, "failed to generate dictionary") |
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} |
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for _, entry := range dictionary { |
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_, err = fmt.Fprintln(g.out, entry) |
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if err != nil { |
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return errors.Wrap(err, "failed to write to buffer") |
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} |
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} |
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return nil |
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} |
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func findAbsolutePaths(root string) ([]string, error) { |
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var files []string |
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err := filepath.Walk(root, func(p string, info os.FileInfo, err error) error { |
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if err != nil { |
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return errors.Wrap(err, "findAbsolutePaths: failed to walk") |
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} |
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if !info.IsDir() { |
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files = append(files, p) |
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} |
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return nil |
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}) |
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return files, err |
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} |
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func findFileNames(root string) ([]string, error) { |
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var files []string |
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filesByKey := make(map[string]bool) |
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err := filepath.Walk(root, func(path string, info os.FileInfo, err error) error { |
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if err != nil { |
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return errors.Wrap(err, "findFileNames: failed to walk") |
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} |
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if _, ok := filesByKey[info.Name()]; !ok { |
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filesByKey[info.Name()] = true |
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files = append(files, info.Name()) |
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return nil |
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} |
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return nil |
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}) |
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return files, err |
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} |
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stefanoj3 /
dirstalk
