fix RocksDictConfig save not truncating (#117)

Congyuwang · Mar 29, 2024 · 71e0a1b · 71e0a1b
1 parent d740eb4
commit 71e0a1b
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/src/rdict.rs b/src/rdict.rs
@@ -120,7 +120,11 @@ impl RocksDictConfig {
  }
 
  pub fn save<P: AsRef<Path>>(&self, path: P) -> PyResult<()> {
- let config_file = fs::File::options().create(true).write(true).open(path)?;
+ let config_file = fs::File::options()
+ .create(true)
+ .truncate(true)
+ .write(true)
+ .open(path)?;
  match serde_json::to_writer(config_file, self) {
  Ok(_) => Ok(()),
  Err(e) => Err(PyException::new_err(e.to_string())),