apply some clippy lints

1 files changed, 12 insertions, 15 deletions

diff --git a/src/vtcol.rs b/src/vtcol.rs
index 3cae3f2..31ea9d9 100644
--- a/src/vtcol.rs
+++ b/src/vtcol.rs
@@ -357,7 +357,7 @@ impl Palette
 
         for def in colors.iter() {
             let (r, g, b) = rgb_of_hex_triplet(*def);
-            pal[idx    ] = r;
+            pal[idx] = r;
             pal[idx + 1] = g;
             pal[idx + 2] = b;
             //println!(">> {} -> {:X} {:X} {:X}", def, r, g, b);
@@ -389,12 +389,10 @@ impl Palette
                         /* Palette index specified, number prepended */
                         let parse_res: Result<usize, _> =
                             std::str::FromStr::from_str(&line[0..off]);
-                        match parse_res {
-                            Ok(new_idx) =>
-                                if new_idx < PALETTE_SIZE {
-                                    pal_idx = new_idx * 3;
-                                },
-                            _ => (),
+                        if let Ok(new_idx) = parse_res {
+                            if new_idx < PALETTE_SIZE {
+                                pal_idx = new_idx * 3;
+                            }
                         }
                     }
                     let off = off + 1;
@@ -405,7 +403,7 @@ impl Palette
                     let col = &line[off..(off + RAW_COLEXPR_SIZE)];
 
                     let (r, g, b) = rgb_of_hex_triplet(col);
-                    pal[pal_idx    ] = r;
+                    pal[pal_idx] = r;
                     pal[pal_idx + 1] = g;
                     pal[pal_idx + 2] = b;
                     pal_idx = (pal_idx + 3) % PALETTE_BYTES;
@@ -456,7 +454,7 @@ impl fmt::Display for Palette
         let mut i = 0;
         while i < PALETTE_BYTES {
             let _ = write!(f, "{}", if i == 0 { "(" } else { "\n " });
-            let r = self.colors[i    ];
+            let r = self.colors[i];
             let g = self.colors[i + 1];
             let b = self.colors[i + 2];
             let _ = write!(
@@ -476,13 +474,13 @@ impl fmt::Debug for Palette
     {
         let mut i: u8 = 0_u8;
         while (i as usize) < PALETTE_BYTES {
-            let r = self.colors[i as usize    ];
+            let r = self.colors[i as usize];
             let g = self.colors[i as usize + 1];
             let b = self.colors[i as usize + 2];
             let _ = writeln!(
                 f,
                 "{} => 0x{:02.X}{:02.X}{:02.X}",
-                Color::of_value(i).to_string(),
+                Color::of_value(i),
                 r,
                 g,
                 b
@@ -497,7 +495,7 @@ fn fd_of_path(path: &std::path::Path) -> Option<Fd>
 {
     let p = std::ffi::CString::new(path.to_str().unwrap()).unwrap();
     match unsafe { libc::open(p.as_ptr(), libc::O_RDWR | O_NOCTTY, 0) } {
-        -1 => return None,
+        -1 => None,
         fd => {
             vrb!("  *> got fd");
             if unsafe { libc::isatty(fd) } == 0 {
@@ -523,7 +521,7 @@ fn fd_of_path(path: &std::path::Path) -> Option<Fd>
                 return None;
             }
 
-            return Some(fd);
+            Some(fd)
         },
     }
 }
@@ -539,8 +537,7 @@ fn get_console_fd(path: Option<&str>) -> Option<Fd>
             }
         },
         None => {
-            let mut it = CONSOLE_PATHS.iter();
-            while let Some(path) = it.next() {
+            for path in CONSOLE_PATHS.iter() {
                 vrb!("trying path: {:?}", path);
                 let path = std::path::Path::new(path);
                 if let Some(fd) = fd_of_path(path) {