Merge pull request #24 from zvonkok/clippy

Fix Display and assert_eq for clippy

src/container_edits_unix.rs

@@ -2,6 +2,7 @@ use std::{
  io::{Error, ErrorKind},
  os::unix::fs::{FileTypeExt, MetadataExt},
  path::Path,
+ fmt,
 };
 
 use anyhow::Result;
@@ -12,13 +13,14 @@ pub enum DeviceType {
  Fifo,
 }
 
-impl ToString for DeviceType {
- fn to_string(&self) -> String {
- match self {
- DeviceType::Block => "b".to_string(),
- DeviceType::Char => "c".to_string(),
- DeviceType::Fifo => "p".to_string(),
- }
+impl fmt::Display for DeviceType {
+ fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+ let s = match self {
+ DeviceType::Block => "b",
+ DeviceType::Char => "c",
+ DeviceType::Fifo => "p",
+ };
+ write!(f, "{}", s)
  }
 }
 

src/parser.rs

@@ -177,7 +177,7 @@ mod tests {
  let name = "0";
  let device = parser::qualified_name(vendor, class, name);
  assert_eq!(device, "nvidia.com/gpu=0");
- assert_eq!(parser::is_qualified_name(&device), true);
+ assert!(parser::is_qualified_name(&device));
  }
 
  #[test]