refactor(fs): use type aliases

src/fs/dir.rs

@@ -1,10 +1,7 @@
 //
 use crate::fs::{DirItem, DirItemIterator, Result};
 
-use super::{
+use super::{DirHandle, Error, FileHandle, PathHandle};
-    path::{DirMarker, PathReal},
-    DirHandle, Error, FileMarker, PathMarker,
-};
 
 impl<'base, 'path> DirHandle<'base, 'path> {
     /// Creates a new, empty directory at the path
@@ -62,14 +59,10 @@ impl<'base, 'path> DirHandle<'base, 'path> {
         Ok(Box::new(DirItemIterator::new(read_dir)))
     }
 }
-impl<'base, 'path> TryFrom<PathReal<'base, 'path, PathMarker>>
+impl<'base, 'path> TryFrom<PathHandle<'base, 'path>> for FileHandle<'base, 'path> {
-    for PathReal<'base, 'path, FileMarker>
-{
     type Error = crate::fs::Error;
 
-    fn try_from(
+    fn try_from(path: PathHandle<'base, 'path>) -> std::result::Result<Self, Self::Error> {
-        path: PathReal<'base, 'path, PathMarker>,
-    ) -> std::result::Result<Self, Self::Error> {
         match path.as_file() {
             Ok(Some(dir)) => Ok(dir.clone()),
             Ok(None) => Err(crate::fs::Error::NotADirectory {
@@ -79,14 +72,10 @@ impl<'base, 'path> TryFrom<PathReal<'base, 'path, PathMarker>>
         }
     }
 }
-impl<'base, 'path> TryFrom<PathReal<'base, 'path, PathMarker>>
+impl<'base, 'path> TryFrom<PathHandle<'base, 'path>> for DirHandle<'base, 'path> {
-    for PathReal<'base, 'path, DirMarker>
-{
     type Error = crate::fs::Error;
 
-    fn try_from(
+    fn try_from(path: PathHandle<'base, 'path>) -> std::result::Result<Self, Self::Error> {
-        path: PathReal<'base, 'path, PathMarker>,
-    ) -> std::result::Result<Self, Self::Error> {
         match path.as_dir() {
             Ok(Some(dir)) => Ok(dir.clone()),
             Ok(None) => Err(crate::fs::Error::NotADirectory {

src/fs/file.rs

@@ -1,11 +1,7 @@
 //
 use crate::fs::Result;
 
-use super::{
+use super::{reader::Reader, Error, FileHandle};
-    path::{FileMarker, PathReal},
-    reader::Reader,
-    Error, FileHandle,
-};
 
 impl<'base, 'path> FileHandle<'base, 'path> {
     /// Returns a [Reader] for the file.
@@ -58,7 +54,7 @@ impl<'base, 'path> FileHandle<'base, 'path> {
     /// # Ok(())
     /// # }
     /// ```
-    pub fn copy(&self, dest: &PathReal<'base, 'path, FileMarker>) -> Result<u64> {
+    pub fn copy(&self, dest: &FileHandle<'base, 'path>) -> Result<u64> {
         self.check_error()?;
         std::fs::copy(self.as_pathbuf(), dest.as_pathbuf()).map_err(Error::Io)
     }

src/fs/path.rs

@@ -6,6 +6,8 @@ use std::{
 
 use crate::fs::{Error, Result};
 
+use super::{DirHandle, FileHandle, PathHandle};
+
 /// Marker trait for the type of [PathReal].
 pub trait PathType {}
 
@@ -170,7 +172,7 @@ impl<'base, 'path, T: PathType> PathReal<'base, 'path, T> {
     /// #    Ok(())
     /// # }
     /// ```
-    pub fn as_dir(&self) -> Result<Option<PathReal<'base, 'path, DirMarker>>> {
+    pub fn as_dir(&self) -> Result<Option<DirHandle<'base, 'path>>> {
         self.check_error()?;
         if self.as_pathbuf().is_dir() {
             Ok(Some(PathReal::new(self.base, self.path)))
@@ -193,7 +195,7 @@ impl<'base, 'path, T: PathType> PathReal<'base, 'path, T> {
     /// #    Ok(())
     /// # }
     /// ```
-    pub fn as_file(&self) -> Result<Option<PathReal<'base, 'path, FileMarker>>> {
+    pub fn as_file(&self) -> Result<Option<FileHandle<'base, 'path>>> {
         self.check_error()?;
         if self.as_pathbuf().is_file() {
             Ok(Some(PathReal::new(self.base, self.path)))
@@ -202,7 +204,7 @@ impl<'base, 'path, T: PathType> PathReal<'base, 'path, T> {
         }
     }
 }
-impl From<PathReal<'_, '_, PathMarker>> for PathBuf {
+impl<'base, 'path> From<PathHandle<'base, 'path>> for PathBuf {
     fn from(path: PathReal<PathMarker>) -> Self {
         path.base.join(path.path)
     }