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use crate::bound::Bound;
use crate::r#type::Type;

/// Defines an associated type.
#[derive(Debug, Clone)]
pub struct AssociatedType(pub Bound);

impl AssociatedType {
    /// Add a bound to the associated type.
    /// 
    /// # Arguments
    /// 
    /// * `ty` - The associated type's bound.
    /// 
    /// # Examples
    /// 
    /// ```
    /// use rust_codegen::{AssociatedType, Trait};
    /// 
    /// let mut trait_foo = Trait::new("Foo");
    /// let mut trait_bar = Trait::new("Bar");
    /// 
    /// trait_bar.associated_type("A").bound("Foo");
    /// ```
    pub fn bound<T>(&mut self, ty: T) -> &mut Self
    where
        T: Into<Type>,
    {
        self.0.bound.push(ty.into());
        self
    }
}