clippy: use matches!

Signed-off-by: Fabian Grünbichler <f.gruenbichler@proxmox.com>

src/backup/catalog.rs

@@ -137,18 +137,12 @@ impl DirEntry {
 
     /// Check if DirEntry is a directory
     pub fn is_directory(&self) -> bool {
-        match self.attr {
-            DirEntryAttribute::Directory { .. } => true,
-            _ => false,
-        }
+        matches!(self.attr, DirEntryAttribute::Directory { .. })
     }
 
     /// Check if DirEntry is a symlink
     pub fn is_symlink(&self) -> bool {
-        match self.attr {
-            DirEntryAttribute::Symlink { .. } => true,
-            _ => false,
-        }
+        matches!(self.attr, DirEntryAttribute::Symlink { .. })
     }
 }
 

src/backup/datastore.rs

@@ -546,7 +546,7 @@ impl DataStore {
     }
 
     pub fn garbage_collection_running(&self) -> bool {
-        if let Ok(_) = self.gc_mutex.try_lock() { false } else { true }
+        !matches!(self.gc_mutex.try_lock(), Ok(_))
     }
 
     pub fn garbage_collection(&self, worker: &dyn TaskState, upid: &UPID) -> Result<(), Error> {

src/pxar/create.rs

@@ -40,8 +40,7 @@ fn detect_fs_type(fd: RawFd) -> Result<i64, Error> {
 pub fn is_virtual_file_system(magic: i64) -> bool {
     use proxmox::sys::linux::magic::*;
 
-    match magic {
-        BINFMTFS_MAGIC |
+    matches!(magic, BINFMTFS_MAGIC |
         CGROUP2_SUPER_MAGIC |
         CGROUP_SUPER_MAGIC |
         CONFIGFS_MAGIC |
@@ -58,9 +57,7 @@ pub fn is_virtual_file_system(magic: i64) -> bool {
         SECURITYFS_MAGIC |
         SELINUX_MAGIC |
         SMACK_MAGIC |
-        SYSFS_MAGIC => true,
-        _ => false
-    }
+        SYSFS_MAGIC)
 }
 
 #[derive(Debug)]

src/pxar/metadata.rs

@@ -345,10 +345,7 @@ fn apply_quota_project_id(flags: Flags, fd: RawFd, metadata: &Metadata) -> Resul
 }
 
 pub(crate) fn errno_is_unsupported(errno: Errno) -> bool {
-    match errno {
-        Errno::ENOTTY | Errno::ENOSYS | Errno::EBADF | Errno::EOPNOTSUPP | Errno::EINVAL => true,
-        _ => false,
-    }
+    matches!(errno, Errno::ENOTTY | Errno::ENOSYS | Errno::EBADF | Errno::EOPNOTSUPP | Errno::EINVAL)
 }
 
 fn apply_chattr(fd: RawFd, chattr: libc::c_long, mask: libc::c_long) -> Result<(), Error> {