Function getCommitRangeFileStatuses

vcs/git/git_stats.go:372–411

getCommitRangeFileStatuses returns a map of file paths to their status codes for a commit range

(repoPath, fromCommit, toCommit string)

// getCommitRangeFileStatuses returns a map of file paths to their status codes for a commit range
func getCommitRangeFileStatuses(repoPath, fromCommit, toCommit string) (map[string]string, error) {
	stdout, stderr, err := runGitCommand(repoPath, "diff", "--name-status", fromCommit, toCommit)
	if err != nil {
		return nil, gitCommandError(err, stderr)
	}

	statuses := make(map[string]string)
	lines := strings.Split(string(stdout), "\n")
	for _, line := range lines {
		line = strings.TrimSpace(line)
		if line == "" {
			continue
		}

		parts := strings.Split(line, "\t")
		if len(parts) < 2 {
			continue
		}

		status := parts[0]
		var filePath string
		if strings.HasPrefix(status, "R") || strings.HasPrefix(status, "C") {
			if len(parts) < 3 {
				continue
			}
			filePath = parts[2]
		} else {
			filePath = parts[1]
		}

		if filePath == "" {
			continue
		}

		normalized := filepath.Clean(filePath)
		statuses[normalized] = status
	}

	return statuses, nil
}

// parseRenamedFilePath parses a renamed file path from git numstat output
// and returns the new (destination) file path.