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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,109 @@ | ||
| #[cfg(not(windows))] | ||
| use std::os::unix::fs::symlink as symlink_file; | ||
| #[cfg(windows)] | ||
| use std::os::windows::fs::symlink_file; | ||
| use std::{borrow::Cow, fmt, fs, fs::Metadata, io, path::Path}; | ||
|
|
||
| use path_slash::PathExt; | ||
|
|
||
| use crate::{ | ||
| AbsoluteSystemPathBuf, AnchoredSystemPathBuf, IntoSystem, PathError, PathValidationError, | ||
| RelativeSystemPathBuf, RelativeUnixPath, | ||
| }; | ||
|
|
||
| pub struct AbsoluteSystemPath(Path); | ||
|
|
||
| impl ToOwned for AbsoluteSystemPath { | ||
| type Owned = AbsoluteSystemPathBuf; | ||
|
|
||
| fn to_owned(&self) -> Self::Owned { | ||
| AbsoluteSystemPathBuf(self.0.to_owned()) | ||
| } | ||
| } | ||
|
|
||
| impl fmt::Display for AbsoluteSystemPath { | ||
| fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { | ||
| self.0.display().fmt(f) | ||
| } | ||
| } | ||
|
|
||
| impl AsRef<Path> for AbsoluteSystemPath { | ||
| fn as_ref(&self) -> &Path { | ||
| &self.0 | ||
| } | ||
| } | ||
|
|
||
| impl AbsoluteSystemPath { | ||
| pub fn new<P: AsRef<Path>>(value: &P) -> Result<Cow<Self>, PathError> { | ||
| let path = value.as_ref(); | ||
| if path.is_relative() { | ||
| return Err(PathValidationError::NotAbsolute(path.to_owned()).into()); | ||
| } | ||
|
|
||
| let system_path = path.to_slash().ok_or_else(|| { | ||
| PathError::PathValidationError(PathValidationError::InvalidUnicode(path.to_owned())) | ||
| })?; | ||
|
|
||
| // copied from stdlib path.rs: relies on the representation of | ||
| // AbsoluteSystemPath being just a Path, the same way Path relies on | ||
| // just being an OsStr | ||
| match system_path { | ||
| Cow::Owned(path) => Ok(Cow::Owned(AbsoluteSystemPathBuf::new(path)?)), | ||
| Cow::Borrowed(path) => { | ||
| let path = Path::new(path); | ||
| let absolute_system_path = unsafe { &*(path as *const Path as *const Self) }; | ||
| Ok(Cow::Borrowed(absolute_system_path)) | ||
| } | ||
| } | ||
| } | ||
|
|
||
| pub fn symlink_metadata(&self) -> Result<Metadata, PathError> { | ||
| Ok(fs::symlink_metadata(&self.0)?) | ||
| } | ||
|
|
||
| pub fn as_path(&self) -> &Path { | ||
| &self.0 | ||
| } | ||
|
|
||
| pub fn read_link(&self) -> Result<AbsoluteSystemPathBuf, PathError> { | ||
| let path = fs::read_link(&self.0)?; | ||
| Ok(AbsoluteSystemPathBuf::new(path)?) | ||
| } | ||
|
|
||
| pub fn join_relative(&self, path: &RelativeSystemPathBuf) -> AbsoluteSystemPathBuf { | ||
| let path = self.0.join(path.as_path()); | ||
| AbsoluteSystemPathBuf(path) | ||
| } | ||
|
|
||
| pub fn join_unix_path( | ||
| &self, | ||
| unix_path: &RelativeUnixPath, | ||
| ) -> Result<AbsoluteSystemPathBuf, PathError> { | ||
| let tail = unix_path.to_system_path()?; | ||
| Ok(AbsoluteSystemPathBuf(self.0.join(tail.as_path()))) | ||
| } | ||
|
|
||
| pub fn anchor(&self, path: &AbsoluteSystemPath) -> Result<AnchoredSystemPathBuf, PathError> { | ||
| AnchoredSystemPathBuf::new(self, path) | ||
| } | ||
|
|
||
| pub fn ensure_dir(&self) -> Result<(), io::Error> { | ||
| if let Some(parent) = self.0.parent() { | ||
| fs::create_dir_all(parent) | ||
| } else { | ||
| Ok(()) | ||
| } | ||
| } | ||
|
|
||
| pub fn symlink_to_file<P: AsRef<Path>>(&self, to: P) -> Result<(), PathError> { | ||
| let system_path = to.as_ref(); | ||
| let system_path = system_path.into_system()?; | ||
| symlink_file(&system_path, &self.0)?; | ||
| Ok(()) | ||
| } | ||
|
|
||
| pub fn resolve(&self, path: &AnchoredSystemPathBuf) -> AbsoluteSystemPathBuf { | ||
| let path = self.0.join(path.as_path()); | ||
| AbsoluteSystemPathBuf(path) | ||
| } | ||
| } |
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