feat: add default_options method to all meta plugins

Co-authored-by: aider (openai/andrew/openrouter/qwen/qwen3-coder) <aider@aider.chat>

src/meta_plugin.rs

@@ -110,6 +110,12 @@ pub trait MetaPlugin {
         Vec::new()
     }
     
+    // Get the default options for this plugin
+    fn default_options(&self) -> std::collections::HashMap<String, serde_yaml::Value> {
+        // Default implementation returns empty - plugins should override this
+        std::collections::HashMap::new()
+    }
+    
     // Save metadata to database using central output handler
     fn save_meta(&mut self, conn: &Connection, item_id: i64, internal_name: &str, value: String) -> Result<()> {
         output_metadata(conn, item_id, internal_name, value, self.outputs())

src/meta_plugin/binary.rs

@@ -103,4 +103,10 @@ impl MetaPlugin for BinaryMetaPlugin {
     fn default_outputs(&self) -> Vec<String> {
         vec!["binary".to_string()]
     }
+    
+    fn default_options(&self) -> std::collections::HashMap<String, serde_yaml::Value> {
+        let mut options = std::collections::HashMap::new();
+        options.insert("max_buffer_size".to_string(), serde_yaml::Value::Number(4096.into()));
+        options
+    }
 }

src/meta_plugin/digest.rs

@@ -65,6 +65,10 @@ impl MetaPlugin for DigestSha256MetaPlugin {
     fn default_outputs(&self) -> Vec<String> {
         vec!["digest_sha256".to_string()]
     }
+    
+    fn default_options(&self) -> std::collections::HashMap<String, serde_yaml::Value> {
+        std::collections::HashMap::new()
+    }
 }
 
 
@@ -115,6 +119,10 @@ impl MetaPlugin for ReadTimeMetaPlugin {
     fn default_outputs(&self) -> Vec<String> {
         vec!["read_time".to_string()]
     }
+    
+    fn default_options(&self) -> std::collections::HashMap<String, serde_yaml::Value> {
+        std::collections::HashMap::new()
+    }
 }
 
 #[derive(Debug, Clone, Default)]
@@ -167,4 +175,8 @@ impl MetaPlugin for ReadRateMetaPlugin {
     fn default_outputs(&self) -> Vec<String> {
         vec!["read_rate".to_string()]
     }
+    
+    fn default_options(&self) -> std::collections::HashMap<String, serde_yaml::Value> {
+        std::collections::HashMap::new()
+    }
 }

src/meta_plugin/magic.rs

@@ -149,5 +149,11 @@ impl MetaPlugin for MagicFileMetaPlugin {
     fn default_outputs(&self) -> Vec<String> {
         vec!["mime_type".to_string(), "mime_encoding".to_string(), "file_type".to_string()]
     }
+    
+    fn default_options(&self) -> std::collections::HashMap<String, serde_yaml::Value> {
+        let mut options = std::collections::HashMap::new();
+        options.insert("max_buffer_size".to_string(), serde_yaml::Value::Number(4096.into()));
+        options
+    }
 }
 

src/meta_plugin/program.rs

@@ -163,4 +163,8 @@ impl MetaPlugin for MetaPluginProgram {
     fn default_outputs(&self) -> Vec<String> {
         vec![self.meta_name.clone()]
     }
+    
+    fn default_options(&self) -> std::collections::HashMap<String, serde_yaml::Value> {
+        std::collections::HashMap::new()
+    }
 }

src/meta_plugin/system.rs

@@ -66,6 +66,10 @@ impl MetaPlugin for CwdMetaPlugin {
     fn default_outputs(&self) -> Vec<String> {
         vec!["cwd".to_string()]
     }
+    
+    fn default_options(&self) -> std::collections::HashMap<String, serde_yaml::Value> {
+        std::collections::HashMap::new()
+    }
 }
 
 #[derive(Debug, Clone, Default)]
@@ -121,6 +125,10 @@ impl MetaPlugin for UidMetaPlugin {
     fn default_outputs(&self) -> Vec<String> {
         vec!["uid".to_string()]
     }
+    
+    fn default_options(&self) -> std::collections::HashMap<String, serde_yaml::Value> {
+        std::collections::HashMap::new()
+    }
 }
 
 #[derive(Debug, Clone, Default)]
@@ -179,6 +187,10 @@ impl MetaPlugin for UserMetaPlugin {
     fn default_outputs(&self) -> Vec<String> {
         vec!["user".to_string()]
     }
+    
+    fn default_options(&self) -> std::collections::HashMap<String, serde_yaml::Value> {
+        std::collections::HashMap::new()
+    }
 }
 
 #[derive(Debug, Clone, Default)]
@@ -234,6 +246,10 @@ impl MetaPlugin for GidMetaPlugin {
     fn default_outputs(&self) -> Vec<String> {
         vec!["gid".to_string()]
     }
+    
+    fn default_options(&self) -> std::collections::HashMap<String, serde_yaml::Value> {
+        std::collections::HashMap::new()
+    }
 }
 
 #[derive(Debug, Clone, Default)]
@@ -292,6 +308,10 @@ impl MetaPlugin for GroupMetaPlugin {
     fn default_outputs(&self) -> Vec<String> {
         vec!["group".to_string()]
     }
+    
+    fn default_options(&self) -> std::collections::HashMap<String, serde_yaml::Value> {
+        std::collections::HashMap::new()
+    }
 }
 
 #[derive(Debug, Clone, Default)]
@@ -350,6 +370,10 @@ impl MetaPlugin for ShellMetaPlugin {
     fn default_outputs(&self) -> Vec<String> {
         vec!["shell".to_string()]
     }
+    
+    fn default_options(&self) -> std::collections::HashMap<String, serde_yaml::Value> {
+        std::collections::HashMap::new()
+    }
 }
 
 #[derive(Debug, Clone, Default)]
@@ -408,6 +432,10 @@ impl MetaPlugin for ShellPidMetaPlugin {
     fn default_outputs(&self) -> Vec<String> {
         vec!["shell_pid".to_string()]
     }
+    
+    fn default_options(&self) -> std::collections::HashMap<String, serde_yaml::Value> {
+        std::collections::HashMap::new()
+    }
 }
 
 #[derive(Debug, Clone, Default)]
@@ -463,6 +491,10 @@ impl MetaPlugin for KeepPidMetaPlugin {
     fn default_outputs(&self) -> Vec<String> {
         vec!["keep_pid".to_string()]
     }
+    
+    fn default_options(&self) -> std::collections::HashMap<String, serde_yaml::Value> {
+        std::collections::HashMap::new()
+    }
 }
 
 #[derive(Debug, Clone, Default)]
@@ -521,6 +553,10 @@ impl MetaPlugin for HostnameMetaPlugin {
     fn default_outputs(&self) -> Vec<String> {
         vec!["hostname".to_string()]
     }
+    
+    fn default_options(&self) -> std::collections::HashMap<String, serde_yaml::Value> {
+        std::collections::HashMap::new()
+    }
 }
 
 #[derive(Debug, Clone, Default)]
@@ -597,4 +633,8 @@ impl MetaPlugin for FullHostnameMetaPlugin {
     fn default_outputs(&self) -> Vec<String> {
         vec!["full_hostname".to_string()]
     }
+    
+    fn default_options(&self) -> std::collections::HashMap<String, serde_yaml::Value> {
+        std::collections::HashMap::new()
+    }
 }