fix: truncate file when not appending in writeFile, closes #7973 (#…

…7982) * Fix #7973 * Fix #7973 * Fix #7973
tauri-apps · Oct 9, 2023 · 21cdbb4 · 21cdbb4
1 parent 1241014
commit 21cdbb4
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diff --git a/.changes/fix-incomplete-writeFile.md b/.changes/fix-incomplete-writeFile.md
@@ -0,0 +1,5 @@
+---
+"tauri": 'patch:bug'
+---
+
+Set the correct `truncate` option on `OpenOptions` so that `write_file` can completely overwrite existing files.
diff --git a/core/tauri/src/endpoints/file_system.rs b/core/tauri/src/endpoints/file_system.rs
@@ -188,6 +188,7 @@ impl Cmd {
       .append(append)
       .write(true)
       .create(true)
+      .truncate(!append)
       .open(&resolved_path)
       .with_context(|| format!("path: {}", resolved_path.display()))
       .map_err(Into::into)