Show rule doc example in multiple places

widget/src/helpers.rs

@@ -1149,7 +1149,22 @@ pub fn vertical_space() -> Space {
 
 /// Creates a horizontal [`Rule`] with the given height.
 ///
-/// [`Rule`]: crate::Rule
+/// # Example
+/// ```no_run
+/// # mod iced { pub mod widget { pub use iced_widget::*; } }
+/// # pub type State = ();
+/// # pub type Element<'a, Message> = iced_widget::core::Element<'a, Message, iced_widget::Theme, iced_widget::Renderer>;
+/// use iced::widget::horizontal_rule;
+///
+/// #[derive(Clone)]
+/// enum Message {
+///     // ...,
+/// }
+///
+/// fn view(state: &State) -> Element<'_, Message> {
+///     horizontal_rule(2).into()
+/// }
+/// ```
 pub fn horizontal_rule<'a, Theme>(height: impl Into<Pixels>) -> Rule<'a, Theme>
 where
     Theme: rule::Catalog + 'a,
@@ -1159,7 +1174,22 @@ where
 
 /// Creates a vertical [`Rule`] with the given width.
 ///
-/// [`Rule`]: crate::Rule
+/// # Example
+/// ```no_run
+/// # mod iced { pub mod widget { pub use iced_widget::*; } }
+/// # pub type State = ();
+/// # pub type Element<'a, Message> = iced_widget::core::Element<'a, Message, iced_widget::Theme, iced_widget::Renderer>;
+/// use iced::widget::vertical_rule;
+///
+/// #[derive(Clone)]
+/// enum Message {
+///     // ...,
+/// }
+///
+/// fn view(state: &State) -> Element<'_, Message> {
+///     vertical_rule(2).into()
+/// }
+/// ```
 pub fn vertical_rule<'a, Theme>(width: impl Into<Pixels>) -> Rule<'a, Theme>
 where
     Theme: rule::Catalog + 'a,

widget/src/rule.rs

@@ -1,4 +1,21 @@
-//! Display a horizontal or vertical rule for dividing content.
+//! Rules divide space horizontally or vertically.
+//!
+//! # Example
+//! ```no_run
+//! # mod iced { pub mod widget { pub use iced_widget::*; } }
+//! # pub type State = ();
+//! # pub type Element<'a, Message> = iced_widget::core::Element<'a, Message, iced_widget::Theme, iced_widget::Renderer>;
+//! use iced::widget::horizontal_rule;
+//!
+//! #[derive(Clone)]
+//! enum Message {
+//!     // ...,
+//! }
+//!
+//! fn view(state: &State) -> Element<'_, Message> {
+//!     horizontal_rule(2).into()
+//! }
+//! ```
 use crate::core;
 use crate::core::border;
 use crate::core::layout;
@@ -10,6 +27,23 @@ use crate::core::{
 };
 
 /// Display a horizontal or vertical rule for dividing content.
+///
+/// # Example
+/// ```no_run
+/// # mod iced { pub mod widget { pub use iced_widget::*; } }
+/// # pub type State = ();
+/// # pub type Element<'a, Message> = iced_widget::core::Element<'a, Message, iced_widget::Theme, iced_widget::Renderer>;
+/// use iced::widget::horizontal_rule;
+///
+/// #[derive(Clone)]
+/// enum Message {
+///     // ...,
+/// }
+///
+/// fn view(state: &State) -> Element<'_, Message> {
+///     horizontal_rule(2).into()
+/// }
+/// ```
 #[allow(missing_debug_implementations)]
 pub struct Rule<'a, Theme = crate::Theme>
 where