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refactor(tvix/eval): use &Path instead of PathBuf

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This allows getting rid of some clones in eval/src/vm/generators.rs.

Change-Id: I330390307d3bcfeef19c98954c753ee55b1ccee3
Reviewed-on: https://cl.tvl.fyi/c/depot/+/8604
Autosubmit: flokli <flokli@flokli.de>
Tested-by: BuildkiteCI
Reviewed-by: tazjin <tazjin@tvl.su>
This commit is contained in:
Florian Klink 2023-05-21 11:17:34 +03:00 • committed by flokli
parent b4bb9062ea
commit 11771a06ae
5 changed files with 19 additions and 19 deletions
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18
tvix/eval/src/io.rs
View file

@ -33,14 +33,14 @@ pub enum FileType {
/// Defines how filesystem interaction occurs inside of tvix-eval.
pub trait EvalIO {
/// Verify whether the file at the specified path exists.
fn path_exists(&mut self, path: PathBuf) -> Result<bool, io::Error>;
fn path_exists(&mut self, path: &Path) -> Result<bool, io::Error>;
/// Read the file at the specified path to a string.
fn read_to_string(&mut self, path: PathBuf) -> Result<String, io::Error>;
fn read_to_string(&mut self, path: &Path) -> Result<String, io::Error>;
/// Read the directory at the specified path and return the names
/// of its entries associated with their [`FileType`].
fn read_dir(&mut self, path: PathBuf) -> Result<Vec<(SmolStr, FileType)>, io::Error>;
fn read_dir(&mut self, path: &Path) -> Result<Vec<(SmolStr, FileType)>, io::Error>;
/// Import the given path. What this means depends on the
/// implementation, for example for a `std::io`-based
@ -65,15 +65,15 @@ pub struct StdIO;
#[cfg(feature = "impure")]
impl EvalIO for StdIO {
fn path_exists(&mut self, path: PathBuf) -> Result<bool, io::Error> {
fn path_exists(&mut self, path: &Path) -> Result<bool, io::Error> {
path.try_exists()
}
fn read_to_string(&mut self, path: PathBuf) -> Result<String, io::Error> {
fn read_to_string(&mut self, path: &Path) -> Result<String, io::Error> {
std::fs::read_to_string(&path)
}
fn read_dir(&mut self, path: PathBuf) -> Result<Vec<(SmolStr, FileType)>, io::Error> {
fn read_dir(&mut self, path: &Path) -> Result<Vec<(SmolStr, FileType)>, io::Error> {
let mut result = vec![];
for entry in path.read_dir()? {
@ -108,21 +108,21 @@ impl EvalIO for StdIO {
pub struct DummyIO;
impl EvalIO for DummyIO {
fn path_exists(&mut self, _: PathBuf) -> Result<bool, io::Error> {
fn path_exists(&mut self, _: &Path) -> Result<bool, io::Error> {
Err(io::Error::new(
io::ErrorKind::Unsupported,
"I/O methods are not implemented in DummyIO",
))
}
fn read_to_string(&mut self, _: PathBuf) -> Result<String, io::Error> {
fn read_to_string(&mut self, _: &Path) -> Result<String, io::Error> {
Err(io::Error::new(
io::ErrorKind::Unsupported,
"I/O methods are not implemented in DummyIO",
))
}
fn read_dir(&mut self, _: PathBuf) -> Result<Vec<(SmolStr, FileType)>, io::Error> {
fn read_dir(&mut self, _: &Path) -> Result<Vec<(SmolStr, FileType)>, io::Error> {
Err(io::Error::new(
io::ErrorKind::Unsupported,
"I/O methods are not implemented in DummyIO",

2
tvix/eval/src/nix_search_path.rs
View file

@ -85,7 +85,7 @@ impl NixSearchPathEntry {
}
};
if io.path_exists(path.clone()).map_err(|e| ErrorKind::IO {
if io.path_exists(&path).map_err(|e| ErrorKind::IO {
path: Some(path.clone()),
error: e.into(),
})? {

6
tvix/eval/src/vm/generators.rs
View file

@ -421,7 +421,7 @@ impl<'o> VM<'o> {
VMRequest::ReadToString(path) => {
let content = self
.io_handle
.read_to_string(path.clone())
.read_to_string(&path)
.map_err(|e| ErrorKind::IO {
path: Some(path),
error: e.into(),
@ -434,7 +434,7 @@ impl<'o> VM<'o> {
VMRequest::PathExists(path) => {
let exists = self
.io_handle
.path_exists(path.clone())
.path_exists(&path)
.map_err(|e| ErrorKind::IO {
path: Some(path),
error: e.into(),
@ -448,7 +448,7 @@ impl<'o> VM<'o> {
VMRequest::ReadDir(path) => {
let dir = self
.io_handle
.read_dir(path.clone())
.read_dir(&path)
.map_err(|e| ErrorKind::IO {
path: Some(path),
error: e.into(),