From 37b957c7e167a7ecda07b8a60cee5de71efcc55e Mon Sep 17 00:00:00 2001
From: EdJoPaTo
 <rfc-conform-git-commit-email@funny-long-domain-label-everyone-hates-as-it-is-too-long.edjopato.de>
Date: Tue, 27 Feb 2024 12:03:45 +0100
Subject: [PATCH] refactor(lints): add lints to scrollbar (#974)

---
 examples/scrollbar.rs    |  4 ++++
 src/widgets/scrollbar.rs | 11 ++++++++++-
 2 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/examples/scrollbar.rs b/examples/scrollbar.rs
index 40a831d7..5ed7c0fd 100644
--- a/examples/scrollbar.rs
+++ b/examples/scrollbar.rs
@@ -13,6 +13,9 @@
 //! [examples]: https://github.com/ratatui-org/ratatui/blob/main/examples
 //! [examples readme]: https://github.com/ratatui-org/ratatui/blob/main/examples/README.md
 
+#![warn(clippy::pedantic)]
+#![allow(clippy::wildcard_imports)]
+
 use std::{
     error::Error,
     io,
@@ -107,6 +110,7 @@ fn run_app<B: Backend>(
     }
 }
 
+#[allow(clippy::too_many_lines, clippy::cast_possible_truncation)]
 fn ui(f: &mut Frame, app: &mut App) {
     let size = f.size();
 
diff --git a/src/widgets/scrollbar.rs b/src/widgets/scrollbar.rs
index 65e33e74..498d1e11 100644
--- a/src/widgets/scrollbar.rs
+++ b/src/widgets/scrollbar.rs
@@ -1,3 +1,12 @@
+#![warn(clippy::pedantic)]
+#![allow(
+    clippy::cast_possible_truncation,
+    clippy::cast_precision_loss,
+    clippy::cast_sign_loss,
+    clippy::module_name_repetitions,
+    clippy::wildcard_imports
+)]
+
 use std::iter;
 
 use strum::{Display, EnumString};
@@ -523,7 +532,7 @@ impl Scrollbar<'_> {
     ///
     /// This method returns the length of the start, thumb, and end as a tuple.
     fn part_lengths(&self, area: Rect, state: &ScrollbarState) -> (usize, usize, usize) {
-        let track_length = self.track_length_excluding_arrow_heads(area) as f64;
+        let track_length = f64::from(self.track_length_excluding_arrow_heads(area));
         let viewport_length = self.viewport_length(state, area) as f64;
 
         // Ensure that the position of the thumb is within the bounds of the content taking into