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authorFlorian Klink <flokli@flokli.de>2023-05-14T16·55+0300
committerflokli <flokli@flokli.de>2023-05-14T18·59+0000
commit8bd7ced1fb0a5b598ec305a0b34d35f1efb1ce16 (patch)
treec5f57d1ddaa365cde0b4cf5e5cfda1aee90887b0 /tvix/cli/src/nix_compat.rs
parent46ca98a7a2f1c59794c007ea880b8ffd12db550e (diff)
feat(tvix/eval/io): allow &mut self in EvalIO r/6140
It's okay if these calls mutate some internal state inside an
implementation.

Change-Id: I12bb11bde0310778c3da1275696bf7de058863a3
Reviewed-on: https://cl.tvl.fyi/c/depot/+/8571
Tested-by: BuildkiteCI
Reviewed-by: tazjin <tazjin@tvl.su>
Diffstat (limited to 'tvix/cli/src/nix_compat.rs')
-rw-r--r--tvix/cli/src/nix_compat.rs8
1 files changed, 4 insertions, 4 deletions
diff --git a/tvix/cli/src/nix_compat.rs b/tvix/cli/src/nix_compat.rs
index cc9e0db5fd80..1c9f6ba54ef1 100644
--- a/tvix/cli/src/nix_compat.rs
+++ b/tvix/cli/src/nix_compat.rs
@@ -40,7 +40,7 @@ impl EvalIO for NixCompatIO {
     }
 
     // Pass path imports through to `nix-store --add`
-    fn import_path(&self, path: &Path) -> Result<PathBuf, ErrorKind> {
+    fn import_path(&mut self, path: &Path) -> Result<PathBuf, ErrorKind> {
         let path = path.to_owned();
         if let Some(path) = self.import_cache.borrow().get(&path) {
             return Ok(path.to_path_buf());
@@ -58,7 +58,7 @@ impl EvalIO for NixCompatIO {
     }
 
     // Pass the rest of the functions through to `Self::underlying`
-    fn path_exists(&self, path: PathBuf) -> Result<bool, ErrorKind> {
+    fn path_exists(&mut self, path: PathBuf) -> Result<bool, ErrorKind> {
         if path.starts_with("/__corepkgs__") {
             return Ok(true);
         }
@@ -66,7 +66,7 @@ impl EvalIO for NixCompatIO {
         self.underlying.path_exists(path)
     }
 
-    fn read_to_string(&self, path: PathBuf) -> Result<String, ErrorKind> {
+    fn read_to_string(&mut self, path: PathBuf) -> Result<String, ErrorKind> {
         // Bundled version of corepkgs/fetchurl.nix. This workaround
         // is similar to what cppnix does for passing the path
         // through.
@@ -80,7 +80,7 @@ impl EvalIO for NixCompatIO {
         self.underlying.read_to_string(path)
     }
 
-    fn read_dir(&self, path: PathBuf) -> Result<Vec<(SmolStr, FileType)>, ErrorKind> {
+    fn read_dir(&mut self, path: PathBuf) -> Result<Vec<(SmolStr, FileType)>, ErrorKind> {
         self.underlying.read_dir(path)
     }
 }