diff options
Diffstat (limited to 'tvix/eval')
| -rw-r--r-- | tvix/eval/src/io.rs | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/tvix/eval/src/io.rs b/tvix/eval/src/io.rs index 26b9337df037..ccbc7dfdbcb0 100644 --- a/tvix/eval/src/io.rs +++ b/tvix/eval/src/io.rs @@ -46,7 +46,7 @@ pub trait EvalIO { /// * checking whether a file added to the `NIX_PATH` actually exists when /// it is referenced in `<...>` brackets. /// * `builtins.pathExists :: path -> bool` - fn path_exists(&self, path: &Path) -> Result<bool, io::Error>; + fn path_exists(&self, path: &Path) -> io::Result<bool>; /// Read the file at the specified path to a string. /// @@ -54,7 +54,7 @@ pub trait EvalIO { /// /// * `builtins.readFile :: path -> string` /// * `builtins.import :: path -> any` - fn read_to_string(&self, path: &Path) -> Result<String, io::Error>; + fn read_to_string(&self, path: &Path) -> io::Result<String>; /// Read the directory at the specified path and return the names /// of its entries associated with their [`FileType`]. @@ -62,7 +62,7 @@ pub trait EvalIO { /// This is used for the following language evaluation cases: /// /// * `builtins.readDir :: path -> attrs<filename, filetype>` - fn read_dir(&self, path: &Path) -> Result<Vec<(bytes::Bytes, FileType)>, io::Error>; + fn read_dir(&self, path: &Path) -> io::Result<Vec<(bytes::Bytes, FileType)>>; /// Import the given path. What this means depends on the implementation, /// for example for a `std::io`-based implementation this might be a no-op, @@ -74,7 +74,7 @@ pub trait EvalIO { /// * string coercion of path literals (e.g. `/foo/bar`), which are expected /// to return a path /// * `builtins.toJSON` on a path literal, also expected to return a path - fn import_path(&self, path: &Path) -> Result<PathBuf, io::Error>; + fn import_path(&self, path: &Path) -> io::Result<PathBuf>; /// Returns the root of the store directory, if such a thing /// exists in the evaluation context. @@ -95,15 +95,15 @@ pub struct StdIO; // TODO: we might want to make this whole impl to be target_family = "unix". #[cfg(feature = "impure")] impl EvalIO for StdIO { - fn path_exists(&self, path: &Path) -> Result<bool, io::Error> { + fn path_exists(&self, path: &Path) -> io::Result<bool> { path.try_exists() } - fn read_to_string(&self, path: &Path) -> Result<String, io::Error> { + fn read_to_string(&self, path: &Path) -> io::Result<String> { std::fs::read_to_string(path) } - fn read_dir(&self, path: &Path) -> Result<Vec<(bytes::Bytes, FileType)>, io::Error> { + fn read_dir(&self, path: &Path) -> io::Result<Vec<(bytes::Bytes, FileType)>> { let mut result = vec![]; for entry in path.read_dir()? { @@ -128,7 +128,7 @@ impl EvalIO for StdIO { // this is a no-op for `std::io`, as the user can already refer to // the path directly - fn import_path(&self, path: &Path) -> Result<PathBuf, io::Error> { + fn import_path(&self, path: &Path) -> io::Result<PathBuf> { Ok(path.to_path_buf()) } } @@ -138,28 +138,28 @@ impl EvalIO for StdIO { pub struct DummyIO; impl EvalIO for DummyIO { - fn path_exists(&self, _: &Path) -> Result<bool, io::Error> { + fn path_exists(&self, _: &Path) -> io::Result<bool> { Err(io::Error::new( io::ErrorKind::Unsupported, "I/O methods are not implemented in DummyIO", )) } - fn read_to_string(&self, _: &Path) -> Result<String, io::Error> { + fn read_to_string(&self, _: &Path) -> io::Result<String> { Err(io::Error::new( io::ErrorKind::Unsupported, "I/O methods are not implemented in DummyIO", )) } - fn read_dir(&self, _: &Path) -> Result<Vec<(bytes::Bytes, FileType)>, io::Error> { + fn read_dir(&self, _: &Path) -> io::Result<Vec<(bytes::Bytes, FileType)>> { Err(io::Error::new( io::ErrorKind::Unsupported, "I/O methods are not implemented in DummyIO", )) } - fn import_path(&self, _: &Path) -> Result<PathBuf, io::Error> { + fn import_path(&self, _: &Path) -> io::Result<PathBuf> { Err(io::Error::new( io::ErrorKind::Unsupported, "I/O methods are not implemented in DummyIO", |