Remove sync-lib

backend/sync_server/src/utils/is_filetype_mergable.rs

@@ -0,0 +1,23 @@
+pub fn is_file_type_mergable(path_or_file_name: &str) -> bool {
+    let file_extension = path_or_file_name.split('.').next_back().unwrap_or_default();
+
+    matches!(file_extension.to_lowercase().as_str(), "md" | "txt")
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test_is_file_type_mergable() {
+        assert!(is_file_type_mergable(".md"));
+        assert!(is_file_type_mergable("hi.md"));
+        assert!(is_file_type_mergable("my/path/to/my/document.md"));
+        assert!(is_file_type_mergable("hi.MD"));
+        assert!(is_file_type_mergable("my/path/to/my/DOCUMENT.MD"));
+
+        assert!(!is_file_type_mergable(".json"));
+        assert!(!is_file_type_mergable("HELLO.JSON"));
+        assert!(!is_file_type_mergable("my/config.yml"));
+    }
+}