feat: update meta plugin constructors to accept options and outputs

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

src/meta_plugin/binary.rs

@@ -15,17 +15,48 @@ pub struct BinaryMetaPlugin {
 }
 
 impl BinaryMetaPlugin {
-    pub fn new() -> BinaryMetaPlugin {
+    pub fn new(
+        options: Option<std::collections::HashMap<String, serde_yaml::Value>>,
+        outputs: Option<std::collections::HashMap<String, serde_yaml::Value>>,
+    ) -> BinaryMetaPlugin {
+        // Start with default options
+        let mut final_options = Self::default_options();
+        if let Some(opts) = options {
+            for (key, value) in opts {
+                final_options.insert(key, value);
+            }
+        }
+        
+        // Start with default outputs
+        let mut final_outputs = std::collections::HashMap::new();
+        let default_outputs = Self::default_outputs();
+        for output_name in default_outputs {
+            final_outputs.insert(output_name.clone(), serde_yaml::Value::String(output_name));
+        }
+        if let Some(outs) = outputs {
+            for (key, value) in outs {
+                final_outputs.insert(key, value);
+            }
+        }
+        
+        let max_buffer_size = final_options.get("max_buffer_size")
+            .and_then(|v| v.as_u64())
+            .unwrap_or(4096) as usize;
+        
         BinaryMetaPlugin {
             meta_name: "binary".to_string(),
             buffer: Vec::new(),
-            max_buffer_size: 4096, // 4KB
+            max_buffer_size,
             is_saved: false,
             item_id: None,
-            outputs: std::collections::HashMap::new(),
+            outputs: final_outputs,
         }
     }
     
+    pub fn new_simple() -> BinaryMetaPlugin {
+        Self::new(None, None)
+    }
+    
     fn save_metadata(&mut self, conn: &Connection) -> Result<()> {
         if !self.is_saved {
             if let Some(item_id) = self.item_id {

src/meta_plugin/digest.rs

@@ -14,14 +14,34 @@ pub struct DigestSha256MetaPlugin {
 }
 
 impl DigestSha256MetaPlugin {
-    pub fn new() -> DigestSha256MetaPlugin {
+    pub fn new(
+        _options: Option<std::collections::HashMap<String, serde_yaml::Value>>,
+        outputs: Option<std::collections::HashMap<String, serde_yaml::Value>>,
+    ) -> DigestSha256MetaPlugin {
+        // Start with default outputs
+        let mut final_outputs = std::collections::HashMap::new();
+        let default_outputs = Self::default_outputs();
+        for output_name in default_outputs {
+            final_outputs.insert(output_name.clone(), serde_yaml::Value::String(output_name));
+        }
+        if let Some(outs) = outputs {
+            for (key, value) in outs {
+                final_outputs.insert(key, value);
+            }
+        }
+        
         DigestSha256MetaPlugin {
             hasher: Sha256::new(),
             meta_name: "digest_sha256".to_string(),
             item_id: None,
-            outputs: std::collections::HashMap::new(),
+            outputs: final_outputs,
         }
     }
+    
+    pub fn new_simple() -> DigestSha256MetaPlugin {
+        Self::new(None, None)
+    }
+}
 }
 
 impl MetaPlugin for DigestSha256MetaPlugin {
@@ -80,13 +100,33 @@ pub struct ReadTimeMetaPlugin {
 }
 
 impl ReadTimeMetaPlugin {
-    pub fn new() -> ReadTimeMetaPlugin {
+    pub fn new(
+        _options: Option<std::collections::HashMap<String, serde_yaml::Value>>,
+        outputs: Option<std::collections::HashMap<String, serde_yaml::Value>>,
+    ) -> ReadTimeMetaPlugin {
+        // Start with default outputs
+        let mut final_outputs = std::collections::HashMap::new();
+        let default_outputs = Self::default_outputs();
+        for output_name in default_outputs {
+            final_outputs.insert(output_name.clone(), serde_yaml::Value::String(output_name));
+        }
+        if let Some(outs) = outputs {
+            for (key, value) in outs {
+                final_outputs.insert(key, value);
+            }
+        }
+        
         ReadTimeMetaPlugin {
             start_time: None,
             meta_name: "read_time".to_string(),
-            outputs: std::collections::HashMap::new(),
+            outputs: final_outputs,
         }
     }
+    
+    pub fn new_simple() -> ReadTimeMetaPlugin {
+        Self::new(None, None)
+    }
+}
 }
 
 impl MetaPlugin for ReadTimeMetaPlugin {
@@ -134,14 +174,34 @@ pub struct ReadRateMetaPlugin {
 }
 
 impl ReadRateMetaPlugin {
-    pub fn new() -> ReadRateMetaPlugin {
+    pub fn new(
+        _options: Option<std::collections::HashMap<String, serde_yaml::Value>>,
+        outputs: Option<std::collections::HashMap<String, serde_yaml::Value>>,
+    ) -> ReadRateMetaPlugin {
+        // Start with default outputs
+        let mut final_outputs = std::collections::HashMap::new();
+        let default_outputs = Self::default_outputs();
+        for output_name in default_outputs {
+            final_outputs.insert(output_name.clone(), serde_yaml::Value::String(output_name));
+        }
+        if let Some(outs) = outputs {
+            for (key, value) in outs {
+                final_outputs.insert(key, value);
+            }
+        }
+        
         ReadRateMetaPlugin {
             start_time: None,
             bytes_read: 0,
             meta_name: "read_rate".to_string(),
-            outputs: std::collections::HashMap::new(),
+            outputs: final_outputs,
         }
     }
+    
+    pub fn new_simple() -> ReadRateMetaPlugin {
+        Self::new(None, None)
+    }
+}
 }
 
 impl MetaPlugin for ReadRateMetaPlugin {

src/meta_plugin/magic.rs

@@ -16,16 +16,48 @@ pub struct MagicFileMetaPlugin {
 }
 
 impl MagicFileMetaPlugin {
-    pub fn new() -> MagicFileMetaPlugin {
+    pub fn new(
+        options: Option<std::collections::HashMap<String, serde_yaml::Value>>,
+        outputs: Option<std::collections::HashMap<String, serde_yaml::Value>>,
+    ) -> MagicFileMetaPlugin {
+        // Start with default options
+        let mut final_options = Self::default_options();
+        if let Some(opts) = options {
+            for (key, value) in opts {
+                final_options.insert(key, value);
+            }
+        }
+        
+        // Start with default outputs
+        let mut final_outputs = std::collections::HashMap::new();
+        let default_outputs = Self::default_outputs();
+        for output_name in default_outputs {
+            final_outputs.insert(output_name.clone(), serde_yaml::Value::String(output_name));
+        }
+        if let Some(outs) = outputs {
+            for (key, value) in outs {
+                final_outputs.insert(key, value);
+            }
+        }
+        
+        let max_buffer_size = final_options.get("max_buffer_size")
+            .and_then(|v| v.as_u64())
+            .unwrap_or(4096) as usize;
+        
         MagicFileMetaPlugin {
             buffer: Vec::new(),
-            max_buffer_size: 4096, // Same as BinaryMetaPlugin
+            max_buffer_size,
             is_saved: false,
             item_id: None,
             cookie: None,
-            outputs: std::collections::HashMap::new(),
+            outputs: final_outputs,
         }
     }
+    
+    pub fn new_simple() -> MagicFileMetaPlugin {
+        Self::new(None, None)
+    }
+}
 
     fn get_magic_result(&self, flags: CookieFlags) -> io::Result<String> {
         // Use the existing cookie and just change flags

src/meta_plugin/program.rs

@@ -36,9 +36,25 @@ impl std::fmt::Debug for MetaPluginProgram {
 }
 
 impl MetaPluginProgram {
-    pub fn new(program: &str, args: Vec<&str>, meta_name: String, split_whitespace: bool) -> MetaPluginProgram {
+    pub fn new(
+        program: &str, 
+        args: Vec<&str>, 
+        meta_name: String, 
+        split_whitespace: bool,
+        options: Option<std::collections::HashMap<String, serde_yaml::Value>>,
+        outputs: Option<std::collections::HashMap<String, serde_yaml::Value>>,
+    ) -> MetaPluginProgram {
         let program_path = which(program);
         let supported = program_path.is_ok();
+        
+        // Start with default outputs
+        let mut final_outputs = std::collections::HashMap::new();
+        final_outputs.insert(meta_name.clone(), serde_yaml::Value::String(meta_name.clone()));
+        if let Some(outs) = outputs {
+            for (key, value) in outs {
+                final_outputs.insert(key, value);
+            }
+        }
 
         MetaPluginProgram {
             program: program_path.map_or_else(|_| program.to_string(), |p| p.to_string_lossy().to_string()),
@@ -50,9 +66,14 @@ impl MetaPluginProgram {
             writer: None,
             item_id: None,
             result: None,
-            outputs: std::collections::HashMap::new(),
+            outputs: final_outputs,
         }
     }
+    
+    pub fn new_simple(program: &str, args: Vec<&str>, meta_name: String, split_whitespace: bool) -> MetaPluginProgram {
+        Self::new(program, args, meta_name, split_whitespace, None, None)
+    }
+}
 }
 
 impl MetaPlugin for MetaPluginProgram {

src/meta_plugin/system.rs

@@ -17,13 +17,33 @@ pub struct CwdMetaPlugin {
 }
 
 impl CwdMetaPlugin {
-    pub fn new() -> CwdMetaPlugin {
+    pub fn new(
+        _options: Option<std::collections::HashMap<String, serde_yaml::Value>>,
+        outputs: Option<std::collections::HashMap<String, serde_yaml::Value>>,
+    ) -> CwdMetaPlugin {
+        // Start with default outputs
+        let mut final_outputs = std::collections::HashMap::new();
+        let default_outputs = Self::default_outputs();
+        for output_name in default_outputs {
+            final_outputs.insert(output_name.clone(), serde_yaml::Value::String(output_name));
+        }
+        if let Some(outs) = outputs {
+            for (key, value) in outs {
+                final_outputs.insert(key, value);
+            }
+        }
+        
         CwdMetaPlugin {
             meta_name: "cwd".to_string(),
             is_saved: false,
-            outputs: std::collections::HashMap::new(),
+            outputs: final_outputs,
         }
     }
+    
+    pub fn new_simple() -> CwdMetaPlugin {
+        Self::new(None, None)
+    }
+}
 }
 
 impl MetaPlugin for CwdMetaPlugin {
@@ -80,13 +100,33 @@ pub struct UidMetaPlugin {
 }
 
 impl UidMetaPlugin {
-    pub fn new() -> UidMetaPlugin {
+    pub fn new(
+        _options: Option<std::collections::HashMap<String, serde_yaml::Value>>,
+        outputs: Option<std::collections::HashMap<String, serde_yaml::Value>>,
+    ) -> UidMetaPlugin {
+        // Start with default outputs
+        let mut final_outputs = std::collections::HashMap::new();
+        let default_outputs = Self::default_outputs();
+        for output_name in default_outputs {
+            final_outputs.insert(output_name.clone(), serde_yaml::Value::String(output_name));
+        }
+        if let Some(outs) = outputs {
+            for (key, value) in outs {
+                final_outputs.insert(key, value);
+            }
+        }
+        
         UidMetaPlugin {
             meta_name: "uid".to_string(),
             is_saved: false,
-            outputs: std::collections::HashMap::new(),
+            outputs: final_outputs,
         }
     }
+    
+    pub fn new_simple() -> UidMetaPlugin {
+        Self::new(None, None)
+    }
+}
 }
 
 impl MetaPlugin for UidMetaPlugin {
@@ -139,13 +179,33 @@ pub struct UserMetaPlugin {
 }
 
 impl UserMetaPlugin {
-    pub fn new() -> UserMetaPlugin {
+    pub fn new(
+        _options: Option<std::collections::HashMap<String, serde_yaml::Value>>,
+        outputs: Option<std::collections::HashMap<String, serde_yaml::Value>>,
+    ) -> UserMetaPlugin {
+        // Start with default outputs
+        let mut final_outputs = std::collections::HashMap::new();
+        let default_outputs = Self::default_outputs();
+        for output_name in default_outputs {
+            final_outputs.insert(output_name.clone(), serde_yaml::Value::String(output_name));
+        }
+        if let Some(outs) = outputs {
+            for (key, value) in outs {
+                final_outputs.insert(key, value);
+            }
+        }
+        
         UserMetaPlugin {
             meta_name: "user".to_string(),
             is_saved: false,
-            outputs: std::collections::HashMap::new(),
+            outputs: final_outputs,
         }
     }
+    
+    pub fn new_simple() -> UserMetaPlugin {
+        Self::new(None, None)
+    }
+}
 }
 
 impl MetaPlugin for UserMetaPlugin {
@@ -201,13 +261,33 @@ pub struct GidMetaPlugin {
 }
 
 impl GidMetaPlugin {
-    pub fn new() -> GidMetaPlugin {
+    pub fn new(
+        _options: Option<std::collections::HashMap<String, serde_yaml::Value>>,
+        outputs: Option<std::collections::HashMap<String, serde_yaml::Value>>,
+    ) -> GidMetaPlugin {
+        // Start with default outputs
+        let mut final_outputs = std::collections::HashMap::new();
+        let default_outputs = Self::default_outputs();
+        for output_name in default_outputs {
+            final_outputs.insert(output_name.clone(), serde_yaml::Value::String(output_name));
+        }
+        if let Some(outs) = outputs {
+            for (key, value) in outs {
+                final_outputs.insert(key, value);
+            }
+        }
+        
         GidMetaPlugin {
             meta_name: "gid".to_string(),
             is_saved: false,
-            outputs: std::collections::HashMap::new(),
+            outputs: final_outputs,
         }
     }
+    
+    pub fn new_simple() -> GidMetaPlugin {
+        Self::new(None, None)
+    }
+}
 }
 
 impl MetaPlugin for GidMetaPlugin {
@@ -260,13 +340,33 @@ pub struct GroupMetaPlugin {
 }
 
 impl GroupMetaPlugin {
-    pub fn new() -> GroupMetaPlugin {
+    pub fn new(
+        _options: Option<std::collections::HashMap<String, serde_yaml::Value>>,
+        outputs: Option<std::collections::HashMap<String, serde_yaml::Value>>,
+    ) -> GroupMetaPlugin {
+        // Start with default outputs
+        let mut final_outputs = std::collections::HashMap::new();
+        let default_outputs = Self::default_outputs();
+        for output_name in default_outputs {
+            final_outputs.insert(output_name.clone(), serde_yaml::Value::String(output_name));
+        }
+        if let Some(outs) = outputs {
+            for (key, value) in outs {
+                final_outputs.insert(key, value);
+            }
+        }
+        
         GroupMetaPlugin {
             meta_name: "group".to_string(),
             is_saved: false,
-            outputs: std::collections::HashMap::new(),
+            outputs: final_outputs,
         }
     }
+    
+    pub fn new_simple() -> GroupMetaPlugin {
+        Self::new(None, None)
+    }
+}
 }
 
 impl MetaPlugin for GroupMetaPlugin {
@@ -322,13 +422,33 @@ pub struct ShellMetaPlugin {
 }
 
 impl ShellMetaPlugin {
-    pub fn new() -> ShellMetaPlugin {
+    pub fn new(
+        _options: Option<std::collections::HashMap<String, serde_yaml::Value>>,
+        outputs: Option<std::collections::HashMap<String, serde_yaml::Value>>,
+    ) -> ShellMetaPlugin {
+        // Start with default outputs
+        let mut final_outputs = std::collections::HashMap::new();
+        let default_outputs = Self::default_outputs();
+        for output_name in default_outputs {
+            final_outputs.insert(output_name.clone(), serde_yaml::Value::String(output_name));
+        }
+        if let Some(outs) = outputs {
+            for (key, value) in outs {
+                final_outputs.insert(key, value);
+            }
+        }
+        
         ShellMetaPlugin {
             meta_name: "shell".to_string(),
             is_saved: false,
-            outputs: std::collections::HashMap::new(),
+            outputs: final_outputs,
         }
     }
+    
+    pub fn new_simple() -> ShellMetaPlugin {
+        Self::new(None, None)
+    }
+}
 }
 
 impl MetaPlugin for ShellMetaPlugin {
@@ -384,13 +504,33 @@ pub struct ShellPidMetaPlugin {
 }
 
 impl ShellPidMetaPlugin {
-    pub fn new() -> ShellPidMetaPlugin {
+    pub fn new(
+        _options: Option<std::collections::HashMap<String, serde_yaml::Value>>,
+        outputs: Option<std::collections::HashMap<String, serde_yaml::Value>>,
+    ) -> ShellPidMetaPlugin {
+        // Start with default outputs
+        let mut final_outputs = std::collections::HashMap::new();
+        let default_outputs = Self::default_outputs();
+        for output_name in default_outputs {
+            final_outputs.insert(output_name.clone(), serde_yaml::Value::String(output_name));
+        }
+        if let Some(outs) = outputs {
+            for (key, value) in outs {
+                final_outputs.insert(key, value);
+            }
+        }
+        
         ShellPidMetaPlugin {
             meta_name: "shell_pid".to_string(),
             is_saved: false,
-            outputs: std::collections::HashMap::new(),
+            outputs: final_outputs,
         }
     }
+    
+    pub fn new_simple() -> ShellPidMetaPlugin {
+        Self::new(None, None)
+    }
+}
 }
 
 impl MetaPlugin for ShellPidMetaPlugin {
@@ -446,13 +586,33 @@ pub struct KeepPidMetaPlugin {
 }
 
 impl KeepPidMetaPlugin {
-    pub fn new() -> KeepPidMetaPlugin {
+    pub fn new(
+        _options: Option<std::collections::HashMap<String, serde_yaml::Value>>,
+        outputs: Option<std::collections::HashMap<String, serde_yaml::Value>>,
+    ) -> KeepPidMetaPlugin {
+        // Start with default outputs
+        let mut final_outputs = std::collections::HashMap::new();
+        let default_outputs = Self::default_outputs();
+        for output_name in default_outputs {
+            final_outputs.insert(output_name.clone(), serde_yaml::Value::String(output_name));
+        }
+        if let Some(outs) = outputs {
+            for (key, value) in outs {
+                final_outputs.insert(key, value);
+            }
+        }
+        
         KeepPidMetaPlugin {
             meta_name: "keep_pid".to_string(),
             is_saved: false,
-            outputs: std::collections::HashMap::new(),
+            outputs: final_outputs,
         }
     }
+    
+    pub fn new_simple() -> KeepPidMetaPlugin {
+        Self::new(None, None)
+    }
+}
 }
 
 impl MetaPlugin for KeepPidMetaPlugin {
@@ -505,13 +665,33 @@ pub struct HostnameMetaPlugin {
 }
 
 impl HostnameMetaPlugin {
-    pub fn new() -> HostnameMetaPlugin {
+    pub fn new(
+        _options: Option<std::collections::HashMap<String, serde_yaml::Value>>,
+        outputs: Option<std::collections::HashMap<String, serde_yaml::Value>>,
+    ) -> HostnameMetaPlugin {
+        // Start with default outputs
+        let mut final_outputs = std::collections::HashMap::new();
+        let default_outputs = Self::default_outputs();
+        for output_name in default_outputs {
+            final_outputs.insert(output_name.clone(), serde_yaml::Value::String(output_name));
+        }
+        if let Some(outs) = outputs {
+            for (key, value) in outs {
+                final_outputs.insert(key, value);
+            }
+        }
+        
         HostnameMetaPlugin {
             meta_name: "hostname".to_string(),
             is_saved: false,
-            outputs: std::collections::HashMap::new(),
+            outputs: final_outputs,
         }
     }
+    
+    pub fn new_simple() -> HostnameMetaPlugin {
+        Self::new(None, None)
+    }
+}
 }
 
 impl MetaPlugin for HostnameMetaPlugin {
@@ -567,13 +747,33 @@ pub struct FullHostnameMetaPlugin {
 }
 
 impl FullHostnameMetaPlugin {
-    pub fn new() -> FullHostnameMetaPlugin {
+    pub fn new(
+        _options: Option<std::collections::HashMap<String, serde_yaml::Value>>,
+        outputs: Option<std::collections::HashMap<String, serde_yaml::Value>>,
+    ) -> FullHostnameMetaPlugin {
+        // Start with default outputs
+        let mut final_outputs = std::collections::HashMap::new();
+        let default_outputs = Self::default_outputs();
+        for output_name in default_outputs {
+            final_outputs.insert(output_name.clone(), serde_yaml::Value::String(output_name));
+        }
+        if let Some(outs) = outputs {
+            for (key, value) in outs {
+                final_outputs.insert(key, value);
+            }
+        }
+        
         FullHostnameMetaPlugin {
             meta_name: "full_hostname".to_string(),
             is_saved: false,
-            outputs: std::collections::HashMap::new(),
+            outputs: final_outputs,
         }
     }
+    
+    pub fn new_simple() -> FullHostnameMetaPlugin {
+        Self::new(None, None)
+    }
+}
 }
 
 impl MetaPlugin for FullHostnameMetaPlugin {