88 lines
2.5 KiB
Go
88 lines
2.5 KiB
Go
package healthcheck
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import (
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"fmt"
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"log/slog"
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"strings"
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"unicode"
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"github.com/go-git/go-git/v5"
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"github.com/go-git/go-git/v5/plumbing/object"
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)
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// nonAsciiMsg checks for non-ASCII characters in the commit message.
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// If the message starts with "Merge pull request", it skips the non-ASCII characters check.
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// Otherwise, it iterates over each character in the message and checks if it is a non-ASCII character.
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// If a non-ASCII character is found, it returns an error indicating not to use non-ASCII characters in commit messages.
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// Otherwise, it returns nil indicating that the commit message is valid.
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// It skips the non-ASCII characters check for lines starting with specific keywords like "Co-authored-by", "Reviewed-by", and "Co-committed-by".
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func NonAsciiMsg(root string) error {
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repo, err := git.PlainOpen(root)
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if err != nil {
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slog.Error("opening git repo", "err", err)
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return fmt.Errorf("error opening git repo: %v", err)
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}
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ref, err := repo.Head()
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if err != nil {
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slog.Error("getting reference", "err", err)
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return fmt.Errorf("error getting reference: %v", err)
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}
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commits, err := repo.Log(&git.LogOptions{From: ref.Hash()})
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if err != nil {
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slog.Error("getting commits", "err", err)
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return fmt.Errorf("error getting commits from reference %s: %v", ref.Hash(), err)
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}
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var msgs []string
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err = commits.ForEach(func(c *object.Commit) error {
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msgs = append(msgs, c.Message)
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return nil
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})
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if err != nil {
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slog.Error("iterating commits", "err", err)
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return fmt.Errorf("error iterating commits: %v", err)
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}
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var nonAsciiMsgs []string
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// List of prefixes to ignore in the commit message
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ignoredPrefixes := []string{
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"Co-authored-by:",
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"Reviewed-by:",
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"Co-committed-by:",
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"Reviewed-on:",
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}
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for _, msg := range msgs {
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if msg == "" {
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continue
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}
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// Split message by lines and ignore specific lines with prefixes
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lines := strings.Split(msg, "\n")
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for _, line := range lines {
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trimmedLine := strings.TrimSpace(line)
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ignore := false
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for _, prefix := range ignoredPrefixes {
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if strings.HasPrefix(trimmedLine, prefix) {
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ignore = true
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break
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}
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}
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if ignore {
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continue
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}
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// Check for non-ASCII characters in the rest of the lines
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for _, c := range line {
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if c > unicode.MaxASCII {
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nonAsciiMsgs = append(nonAsciiMsgs, msg)
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break
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}
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}
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}
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}
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if len(nonAsciiMsgs) > 0 {
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return fmt.Errorf("Non-ASCII characters in commit messages:\n%s", strings.Join(nonAsciiMsgs, "\n"))
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}
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return nil
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}
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