Small fixes

Author: Heliozoa

crates/tmc-langs-util/src/file_util.rs

@@ -41,7 +41,8 @@ impl LockOptions {
         let mut opts = OpenOptions::new();
         match self {
             Self::Read => opts.read(true),
-            Self::ReadCreate => opts.read(true).create(true),
+            // create requires write
+            Self::ReadCreate => opts.read(true).write(true).create(true),
             // truncate requires write
             Self::ReadTruncate => opts.write(true).truncate(true),
             Self::Write => opts.write(true),

crates/tmc-langs-util/src/file_util/lock_unix.rs

@@ -11,19 +11,6 @@ use std::{
     path::{Path, PathBuf},
 };
 
-/// Blocks until the lock can be acquired.
-#[derive(Debug)]
-pub struct LockA {
-    pub path: PathBuf,
-}
-
-impl LockA {
-    pub fn new(path: impl AsRef<Path>) -> Self {
-        let path = path.as_ref().to_path_buf();
-        Self { path }
-    }
-}
-
 /// Blocks until the lock can be acquired.
 #[derive(Debug)]
 pub struct Lock {

crates/tmc-langs-util/src/file_util/lock_windows.rs

@@ -246,10 +246,11 @@ mod test {
         let temp = tempfile::tempdir().unwrap();
         let mut lock = Lock::dir(temp.path().to_path_buf(), LockOptions::Read).unwrap();
         let lock_path = temp.path().join(".tmc.lock");
-        assert!(!lock_path.exists());
+        assert!(lock_path.exists());
         let guard = lock.lock().unwrap();
         assert!(lock_path.exists());
         drop(guard);
+        drop(lock);
         assert!(!lock_path.exists());
     }
 }