pedantic clippy

src/components/changes.rs

@@ -89,7 +89,9 @@ impl ChangesComponent {
                         i = cmp::min(i + delta, max - 1);
                         i = cmp::max(i, 0);
 
-                        self.selection = Some(i as usize);
+                        if let Ok(i) = usize::try_from(i) {
+                            self.selection = Some(i);
+                        }
                     }
                 }
             }

src/components/diff.rs

@@ -5,7 +5,7 @@ use crate::{
 };
 use asyncgit::{hash, Diff, DiffLine, DiffLineType};
 use crossterm::event::{Event, KeyCode};
-use std::{borrow::Cow, cmp};
+use std::{borrow::Cow, cmp, convert::TryFrom};
 use tui::{
     backend::Backend,
     layout::{Alignment, Rect},
@@ -82,7 +82,7 @@ impl DiffComponent {
                 break;
             }
 
-            let hunk_len = hunk.0.len() as u16;
+            let hunk_len = u16::try_from(hunk.0.len()).unwrap();
             let hunk_min = line_cursor;
             let hunk_max = line_cursor + hunk_len;
 

src/main.rs

@@ -1,7 +1,7 @@
 #![forbid(unsafe_code)]
-#![deny(clippy::all)]
 // #![warn(clippy::cargo)]
-#![deny(clippy::cast_possible_wrap)]
+#![deny(clippy::pedantic)]
+#![allow(clippy::module_name_repetitions)]
 
 mod app;
 mod components;

src/strings.rs

@@ -12,10 +12,10 @@ pub static CMD_STATUS_UNSTAGE: &str = "Unstage File [enter]";
 pub static CMD_STATUS_RESET: &str = "Reset File [D]";
 pub static CMD_STATUS_QUIT: &str = "Quit [esc,q]";
 pub static CMD_STATUS_HELP: &str = "Help [h]";
-pub static CMD_STATUS_LEFT: &str = "Back [←]";
-pub static CMD_STATUS_RIGHT: &str = "Diff [→]";
+pub static CMD_STATUS_LEFT: &str = "Back [\u{2190}]"; //←
+pub static CMD_STATUS_RIGHT: &str = "Diff [\u{2192}]"; //→
 pub static CMD_SPLITTER: &str = " ";
-pub static CMD_SCROLL: &str = "Scroll [↑↓]";
+pub static CMD_SCROLL: &str = "Scroll [\u{2191}\u{2193}]"; //↑↓
 
 pub static COMMIT_TITLE: &str = "Commit";
 pub static COMMIT_MSG: &str = "type commit message..";