82 lines
1.2 KiB
Go
82 lines
1.2 KiB
Go
package cat
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import (
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"bufio"
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"io"
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"os"
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"path"
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"strings"
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"unicode/utf8"
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)
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func (c Cater) dir(dir string) (e entry, err error) {
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files, err := os.ReadDir(dir)
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if err != nil {
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return
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}
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e.fqname = dir
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e.name = name(dir)
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e.children = []entry{}
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for _, file := range files {
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i, err := file.Info()
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if err != nil {
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return e, err
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}
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path := path.Join(dir, i.Name())
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var ent entry
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if !file.IsDir() {
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ent, err = c.file(path)
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} else {
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ent, err = c.dir(path)
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}
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if err != nil {
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return e, err
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}
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e.children = append(e.children, ent)
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}
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return
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}
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func (c Cater) file(filePath string) (e entry, err error) {
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file, err := os.Open(filePath)
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if err != nil {
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return
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}
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defer file.Close()
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e.fqname = filePath
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e.name = name(filePath)
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e.children = []entry{}
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// read file into strings.Builder
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var sb strings.Builder
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reader := bufio.NewReader(file)
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for {
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line, err := reader.ReadString('\n')
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if err != nil && err != io.EOF {
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return e, err
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}
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if !utf8.Valid([]byte(line)) {
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e.content = "blob\n"
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return e, nil
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}
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sb.WriteString(line)
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if err == io.EOF {
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break
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}
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}
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e.content = sb.String()
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return
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}
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func name(name string) string {
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ps := strings.Split(name, "/")
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return ps[len(ps)-1]
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}
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