Put back rudimentary debug output

schala-repl/src/repl/mod.rs

@@ -5,7 +5,7 @@ use std::collections::HashSet;
 use colored::*;
 use crate::language::{ProgrammingLanguageInterface,
 ComputationRequest, ComputationResponse,
-LangMetaRequest, LangMetaResponse};
+DebugAsk};
 
 mod command_tree;
 use self::command_tree::{CommandTree, BoxedCommandFunction};
@@ -202,6 +202,16 @@ impl Repl {
       buf.push_str(&format!("{:?}\n", response.global_output_stats.stage_durations));
     }
 
+
+    for debug_resp in response.debug_responses {
+      let stage_name = match debug_resp.ask {
+        DebugAsk::ByStage { stage_name } => stage_name,
+        _ => continue,
+      };
+      let s = format!("{} - {}\n", stage_name, debug_resp.value);
+      buf.push_str(&s);
+    }
+
     buf.push_str(&match response.main_output {
       Ok(s) => s,
       Err(e) => format!("{} {}", "Error".red(), e)