104 lines
2.3 KiB
Go
104 lines
2.3 KiB
Go
package healthcheck
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import (
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"bufio"
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"fmt"
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"log/slog"
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"os"
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"path/filepath"
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"strings"
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"unicode"
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"github.com/go-git/go-git/v5/plumbing/format/gitattributes"
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)
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// getNonAscii retrieves a list of files in the specified root directory that contain non-ASCII characters.
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// It searches for non-ASCII characters in each file's content and returns a list of paths to files containing non-ASCII characters.
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func getNonAscii(root string) ([]string, error) {
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var nonAscii []string
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gitattrExist := true
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var matcher gitattributes.Matcher
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_, err := os.Stat(".gitattributes")
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if os.IsNotExist(err) {
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gitattrExist = false
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}
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if gitattrExist {
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fs := os.DirFS(".")
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f, err := fs.Open(".gitattributes")
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if err != nil {
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return nil, err
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}
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attribute, err := gitattributes.ReadAttributes(f, nil, true)
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if err != nil {
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return nil, err
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}
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matcher = gitattributes.NewMatcher(attribute)
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}
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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 err
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}
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if info.IsDir() {
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if info.Name() == ".git" {
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return filepath.SkipDir
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}
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return nil
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}
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if gitattrExist {
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relPath, err := filepath.Rel(root, path)
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if err != nil {
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return err
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}
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ret, matched := matcher.Match(strings.Split(relPath, "/"), nil)
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if matched && ret["text"].IsUnset() && !ret["text"].IsSet() {
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return nil
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}
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}
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file, err := os.Open(path)
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if err != nil {
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return err
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}
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defer file.Close()
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scanner := bufio.NewScanner(file)
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for scanner.Scan() {
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cont := true
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for _, c := range scanner.Text() {
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if c > unicode.MaxASCII {
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nonAscii = append(nonAscii, "\t"+path)
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cont = false
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break
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}
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}
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if !cont {
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break
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}
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}
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return nil
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})
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return nonAscii, err
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}
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// nonAsciiFiles checks for non-ASCII characters in files within the specified root directory.
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// It prints a message with the paths to files containing non-ASCII characters, if any.
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func NonAsciiFiles(root string) error {
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nonAscii, err := getNonAscii(root)
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if err != nil {
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slog.Error("getting non-ascii", "err", err)
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return fmt.Errorf("error getting non-ascii: %w", err)
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}
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if len(nonAscii) > 0 {
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return fmt.Errorf("Non-ASCII characters found in the following files:\n%s",
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strings.Join(nonAscii, "\n"))
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}
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return nil
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}
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