streaming tool call attempt 1

crates/g3-core/src/lib.rs

@@ -1442,6 +1442,7 @@ The tool will execute immediately and you'll receive the result (success or erro
                                 };
 
                             if !new_content.trim().is_empty() {
+                                #[allow(unused_assignments)]
                                 if !response_started {
                                     self.ui_writer.print_agent_prompt();
                                     response_started = true;
@@ -1968,7 +1969,23 @@ The tool will execute immediately and you'll receive the result (success or erro
                         let escaped_command = shell_escape_command(command_str);
 
                         let executor = CodeExecutor::new();
-                        match executor.execute_code("bash", &escaped_command).await {
+                        
+                        // Create a receiver for streaming output
+                        struct ToolOutputReceiver<'a, W: UiWriter> {
+                            ui_writer: &'a W,
+                        }
+                        
+                        impl<'a, W: UiWriter> g3_execution::OutputReceiver for ToolOutputReceiver<'a, W> {
+                            fn on_output_line(&self, line: &str) {
+                                self.ui_writer.update_tool_output_line(line);
+                            }
+                        }
+                        
+                        let receiver = ToolOutputReceiver {
+                            ui_writer: &self.ui_writer,
+                        };
+                        
+                        match executor.execute_bash_streaming(&escaped_command, &receiver).await {
                             Ok(result) => {
                                 if result.success {
                                     Ok(if result.stdout.is_empty() {

crates/g3-core/src/task_result_comprehensive_tests.rs

@@ -245,32 +245,3 @@ fn test_concurrent_access() {
     }
 }
 
-fn main() {
-    println!("Running TaskResult comprehensive tests...");
-    
-    test_task_result_basic_functionality();
-    println!("✅ Basic functionality test passed");
-    
-    test_extract_last_block_various_formats();
-    println!("✅ Extract last block test passed");
-    
-    test_is_approved_detection();
-    println!("✅ Approval detection test passed");
-    
-    test_context_window_preservation();
-    println!("✅ Context window preservation test passed");
-    
-    test_coach_feedback_extraction_scenarios();
-    println!("✅ Coach feedback extraction test passed");
-    
-    test_edge_cases_and_special_characters();
-    println!("✅ Edge cases test passed");
-    
-    test_large_response_handling();
-    println!("✅ Large response handling test passed");
-    
-    test_concurrent_access();
-    println!("✅ Concurrent access test passed");
-    
-    println!("\n🎉 All TaskResult tests passed successfully!");
-}

crates/g3-core/src/ui_writer.rs

@@ -26,6 +26,9 @@ pub trait UiWriter: Send + Sync {
     /// Print tool output header
     fn print_tool_output_header(&self);
     
+    /// Update the current tool output line (replaces previous line)
+    fn update_tool_output_line(&self, line: &str);
+    
     /// Print a tool output line
     fn print_tool_output_line(&self, line: &str);
     
@@ -60,6 +63,7 @@ impl UiWriter for NullUiWriter {
     fn print_tool_header(&self, _tool_name: &str) {}
     fn print_tool_arg(&self, _key: &str, _value: &str) {}
     fn print_tool_output_header(&self) {}
+    fn update_tool_output_line(&self, _line: &str) {}
     fn print_tool_output_line(&self, _line: &str) {}
     fn print_tool_output_summary(&self, _hidden_count: usize) {}
     fn print_tool_timing(&self, _duration_str: &str) {}