Function parse_pr_number

atomic-cli/src/commands/git/parallel.rs:3983–4028

Parse a PR/MR number from a commit message. Supports multiple forge formats: - GitHub: `(#42)` or `Merge pull request #42 from ...` - GitLab: `See merge request group/project!42` - Bitbucket: `Merged in branch (pull request #42)` - Azure DevOps: `Merged PR 42: title`

(message: &str)

/// - Bitbucket:  `Merged in branch (pull request #42)`
/// - Azure DevOps: `Merged PR 42: title`
fn parse_pr_number(message: &str) -> Option<u32> {
    for line in message.lines() {
        let line = line.trim();

        // GitHub: "(#N)" anywhere in the line
        if let Some(start) = line.rfind("(#") {
            if let Some(end) = line[start..].find(')') {
                if let Ok(n) = line[start + 2..start + end].parse::<u32>() {
                    return Some(n);
                }
            }
        }

        // GitHub: "Merge pull request #N"
        if let Some(idx) = line.find("pull request #") {
            let after = &line[idx + "pull request #".len()..];
            let num_str: String = after.chars().take_while(|c| c.is_ascii_digit()).collect();
            if let Ok(n) = num_str.parse::<u32>() {
                return Some(n);
            }
        }

        // GitLab: "See merge request group/project!N" or just "!N"
        if let Some(idx) = line.rfind('!') {
            let after = &line[idx + 1..];
            let num_str: String = after.chars().take_while(|c| c.is_ascii_digit()).collect();
            if !num_str.is_empty() {
                if let Ok(n) = num_str.parse::<u32>() {
                    // Verify it's a merge request reference, not a random "!"
                    if line.contains("merge request") || line.ends_with(&format!("!{}", n)) {
                        return Some(n);
                    }
                }
            }
        }

        // Azure DevOps: "Merged PR N: title"
        if let Some(rest) = line.strip_prefix("Merged PR ") {
            let num_str: String = rest.chars().take_while(|c| c.is_ascii_digit()).collect();
            if let Ok(n) = num_str.parse::<u32>() {
                return Some(n);
            }
        }
    }
    None
}

/// Detect squash merge format from various Git forges.
///