Function git_branch_exists 

pub fn git_branch_exists(
    repo_root: &Path,
    branch: &str,
) -> Result<bool, GitError>

Checks if a branch exists locally in the repository.

Example

use std::path::Path;
use git_claw::infra::git::git_branch_exists;

let exists = git_branch_exists(Path::new("."), "main")?;
assert!(exists);