Extract CLI utilities into a separate crate

1 files changed, 40 insertions, 0 deletions

diff --git a/utils/src/fs.rs b/utils/src/fs.rs
new file mode 100644
index 0000000..0050cf1
--- /dev/null
+++ b/utils/src/fs.rs
@@ -0,0 +1,40 @@
+pub async fn move_across_partitions(
+    source_path: impl AsRef<std::path::Path>,
+    dest_path: impl AsRef<std::path::Path>,
+) -> Result<(), std::io::Error> {
+    let source_path = source_path.as_ref();
+    let dest_path = dest_path.as_ref();
+    if !source_path.exists() {
+        return Err(std::io::Error::new(
+            std::io::ErrorKind::NotFound,
+            "Source file does not exist",
+        ));
+    }
+
+    if let Ok(()) = std::fs::rename(source_path, dest_path) {
+        return Ok(());
+    }
+
+    std::fs::copy(source_path, dest_path)?;
+    std::fs::remove_file(source_path)?;
+
+    Ok(())
+}
+
+pub async fn copy_across_partitions(
+    source_path: impl AsRef<std::path::Path>,
+    dest_path: impl AsRef<std::path::Path>,
+) -> Result<(), std::io::Error> {
+    let source_path = source_path.as_ref();
+    let dest_path = dest_path.as_ref();
+    if !source_path.exists() {
+        return Err(std::io::Error::new(
+            std::io::ErrorKind::NotFound,
+            "Source file does not exist",
+        ));
+    }
+
+    std::fs::copy(source_path, dest_path)?;
+
+    Ok(())
+}