chore: Remove IO.println for trace

Pantograph/Delate.lean

@@ -119,11 +119,11 @@ partial def instantiateDelayedMVars (eOrig: Expr) : MetaM Expr :=
 
           if args.size < fvars.size then
             throwError "Not enough arguments to instantiate a delay assigned mvar. This is due to bad implementations of a tactic: {args.size} < {fvars.size}. Expr: {toString e}; Origin: {toString eOrig}"
-          --if !args.isEmpty then
-            --IO.println s!"{padding}├── Arguments Begin"
+          if !args.isEmpty then
+            trace[Pantograph.Delate] "─ Arguments Begin"
           let args ← args.mapM self
-          --if !args.isEmpty then
-            --IO.println s!"{padding}├── Arguments End"
+          if !args.isEmpty then
+            trace[Pantograph.Delate] "─ Arguments End"
           if !(← mvarIdPending.isAssignedOrDelayedAssigned) then
             trace[Pantograph.Delate] "T1"
             let result := mkAppN f args
@@ -141,18 +141,18 @@ partial def instantiateDelayedMVars (eOrig: Expr) : MetaM Expr :=
         else
           assert! !(← mvarId.isAssigned)
           assert! !(← mvarId.isDelayedAssigned)
-          --if !args.isEmpty then
-          --  IO.println s!"{padding}├── Arguments Begin"
+          if !args.isEmpty then
+            trace[Pantograph.Delate] "─ Arguments Begin"
           let args ← args.mapM self
-          --if !args.isEmpty then
-          --  IO.println s!"{padding}├── Arguments End"
+          if !args.isEmpty then
+            trace[Pantograph.Delate] "─ Arguments End"
 
           trace[Pantograph.Delate] "M ?{mvarId.name}"
           return .done (mkAppN f args))
   trace[Pantoraph.Delate] "Result {result}"
   return result
   where
-  self e := instantiateDelayedMVars e --(level := level + 1)
+  self e := instantiateDelayedMVars e
 
 /--
 Convert an expression to an equiavlent form with

Pantograph/Frontend/MetaTranslate.lean

@@ -62,7 +62,7 @@ private partial def translateExpr (srcExpr: Expr) : MetaTranslateM Expr := do
   let sourceMCtx ← getSourceMCtx
   -- We want to create as few mvars as possible
   let (srcExpr, _) := instantiateMVarsCore (mctx := sourceMCtx) srcExpr
-  --IO.println s!"Transform src: {srcExpr}"
+  trace[Pantograph.Frontend.MetaTranslate] "Transform src: {srcExpr}"
   let result ← Core.transform srcExpr λ e => do
     let state ← get
     match e with
@@ -100,10 +100,10 @@ partial def translateLocalDecl (srcLocalDecl: LocalDecl) : MetaTranslateM LocalD
   addTranslatedFVar srcLocalDecl.fvarId fvarId
   match srcLocalDecl with
   | .cdecl index _ userName type bi kind => do
-    --IO.println s!"[CD] {userName} {toString type}"
+    trace[Pantograph.Frontend.MetaTranslate] "[CD] {userName} {toString type}"
     return .cdecl index fvarId userName (← translateExpr type) bi kind
   | .ldecl index _ userName type value nonDep kind => do
-    --IO.println s!"[LD] {toString type} := {toString value}"
+    trace[Pantograph.Frontend.MetaTranslate] "[LD] {toString type} := {toString value}"
     return .ldecl index fvarId userName (← translateExpr type) (← translateExpr value) nonDep kind
 
 partial def translateLCtx : MetaTranslateM LocalContext := do
@@ -162,4 +162,7 @@ end MetaTranslate
 
 export MetaTranslate (MetaTranslateM)
 
+initialize
+  registerTraceClass `Pantograph.Frontend.MetaTranslate
+
 end Pantograph.Frontend