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//! Types and submodules for doing runtime reflection.

#[cfg(all(test, not(feature = "only_new_tests")))]
pub mod tests {
    pub mod derive_reflection;
}

/// Implementation details of the sabi_extract tool.
///
/// This is here so that its tests run among other abi_stable tests.
#[doc(hidden)]
pub mod export_module;

/// Whether this is a module whose definition can be reflected on at runtime,
///
/// Module reflection only allows accessing public fields.
#[repr(u8)]
#[derive(Debug, Copy, Clone, PartialEq, Eq, StableAbi)]
pub enum ModReflMode {
    /// For modules that are reflected on at runtime.
    ///
    /// This is the default for all types.
    Module,
    /// For types whose layout can't be iterated over.
    ///
    /// If one uses `#[sabi(module_reflection(Opaque))]`
    Opaque,
    /// Delegates the layout to some other type,this is generally for references.
    DelegateDeref {
        /// To which layout in `TypeLayout.shared_vars.type_layouts` this delegates to.
        layout_index: u8,
    },
}

impl Default for ModReflMode {
    fn default() -> Self {
        ModReflMode::Opaque
    }
}