safeish.rs

use crate::tag::TagLookup;
use git2::Repository;

pub struct Context {
  // NOTE: This lifetime is fake
  tags: TagLookup<'static>,

  // IMPORTANT: this has to be last to be dropped last
  repo: Box<Repository>,
}

impl Context {
  fn create(repo: Repository) -> Result<Context, git2::Error> {
    let repo = Box::new(repo);
    let tags: TagLookup<'static> = {
      let repo = &*repo;
      let lookup = TagLookup::create(&repo, None)?;
      unsafe { std::intrinsics::transmute(lookup) }
    };

    let context = unsafe { Context { repo, tags } };

    Ok(context)
  }
}