Keep rustfmt happy

examples/list.rs

@@ -5,8 +5,7 @@ use ddc::Ddc;
 use ddc_macos::Monitor;
 
 fn main() {
-    let monitors = Monitor::enumerate()
-        .expect("Could not enumerate external monitors");
+    let monitors = Monitor::enumerate().expect("Could not enumerate external monitors");
 
     if monitors.is_empty() {
         println!("No external monitors found");
@@ -34,4 +33,4 @@ fn main() {
             }
         }
     }
-}
+}

rustfmt.toml

@@ -1,3 +1,3 @@
 max_width = 120
-edition = "2018"
+edition = "2021"
 use_try_shorthand = true

src/iokit/display.rs

@@ -1,4 +1,4 @@
-# ![allow(non_upper_case_globals,unused)]
+#![allow(non_upper_case_globals, unused)]
 
 /// Selective translation of IOKit/graphics/IOGraphicsLib.h
 use core_foundation::dictionary::CFDictionaryRef;

src/iokit/io2c_interface.rs

@@ -1,4 +1,4 @@
-#![allow(non_camel_case_types,non_upper_case_globals,non_snake_case,unused)]
+#![allow(non_camel_case_types, non_upper_case_globals, non_snake_case, unused)]
 
 /// Translation of IOKit/i2c/IOI2CInterface.h
 extern crate io_kit_sys;

src/monitor.rs

@@ -87,7 +87,7 @@ impl Monitor {
                 let display = CGDisplay::new(display_id);
                 let frame_buffer = Self::get_io_framebuffer_port(display)?;
                 Some(Self::new(display, frame_buffer))
-                })
+            })
             .collect();
         Ok(monitors)
     }
@@ -107,7 +107,7 @@ impl Monitor {
         let serial = self.monitor.serial_number();
         match serial {
             0 => None,
-            _ => Some(format!("{}", serial))
+            _ => Some(format!("{}", serial)),
         }
     }