Method tag

crates/ffi/src/kernel.rs:931–936

(self)

enum ErrKind {
  Kernel,
  Compile,
}

impl ErrKind {
  fn tag(self) -> u8 {
    match self {
      ErrKind::Kernel => KERNEL_EXCEPTION_TAG,
      ErrKind::Compile => COMPILE_ERROR_TAG,
    }