chore: Update Lean to v4.12.0

Pantograph/Expr.lean

@@ -1,4 +1,5 @@
 import Lean
+import Std.Data.HashMap
 
 open Lean
 
@@ -144,10 +145,10 @@ def toDelayedMVarInvocation (e: Expr): MetaM (Option DelayedMVarInvocation) := d
   assert! args.size ≥ decl.fvars.size
   assert! !(← mvarIdPending.isAssigned)
   assert! !(← mvarIdPending.isDelayedAssigned)
-  let fvarArgMap: HashMap FVarId Expr := HashMap.ofList $ (decl.fvars.map (·.fvarId!) |>.zip args).toList
+  let fvarArgMap: Std.HashMap FVarId Expr := Std.HashMap.ofList $ (decl.fvars.map (·.fvarId!) |>.zip args).toList
   let subst ← mvarDecl.lctx.foldlM (init := []) λ acc localDecl => do
     let fvarId := localDecl.fvarId
-    let a := fvarArgMap.find? fvarId
+    let a := fvarArgMap[fvarId]?
     return acc ++ [(fvarId, a)]
 
   assert! decl.fvars.all (λ fvar => mvarDecl.lctx.findFVar? fvar |>.isSome)

Pantograph/Frontend/MetaTranslate.lean

@@ -1,4 +1,5 @@
 import Lean.Meta
+import Std.Data.HashMap
 
 open Lean
 
@@ -10,12 +11,12 @@ structure Context where
   sourceMCtx : MetavarContext := {}
   sourceLCtx : LocalContext := {}
 
-abbrev FVarMap := HashMap FVarId FVarId
+abbrev FVarMap := Std.HashMap FVarId FVarId
 
 structure State where
   -- Stores mapping from old to new mvar/fvars
-  mvarMap: HashMap MVarId MVarId := {}
-  fvarMap: HashMap FVarId FVarId := {}
+  mvarMap: Std.HashMap MVarId MVarId := {}
+  fvarMap: Std.HashMap FVarId FVarId := {}
 
 /-
 Monadic state for translating a frozen meta state. The underlying `MetaM`
@@ -46,13 +47,13 @@ private partial def translateExpr (srcExpr: Expr) : MetaTranslateM Expr := do
     let state ← get
     match e with
     | .fvar fvarId =>
-      let .some fvarId' := state.fvarMap.find? fvarId | panic! s!"FVar id not registered: {fvarId.name}"
+      let .some fvarId' := state.fvarMap[fvarId]? | panic! s!"FVar id not registered: {fvarId.name}"
       assert! (← getLCtx).contains fvarId'
       return .done $ .fvar fvarId'
     | .mvar mvarId => do
       assert! !(sourceMCtx.dAssignment.contains mvarId)
       assert! !(sourceMCtx.eAssignment.contains mvarId)
-      match state.mvarMap.find? mvarId with
+      match state.mvarMap[mvarId]? with
       | .some mvarId' => do
         return .done $ .mvar mvarId'
       | .none => do
@@ -92,7 +93,7 @@ partial def translateLCtx : MetaTranslateM LocalContext := do
   ) lctx
 
 partial def translateMVarId (srcMVarId: MVarId) : MetaTranslateM MVarId := do
-  if let .some mvarId' := (← get).mvarMap.find? srcMVarId then
+  if let .some mvarId' := (← get).mvarMap[srcMVarId]? then
     return mvarId'
   let mvar ← Meta.withLCtx .empty #[] do
     let srcDecl := (← getSourceMCtx).findDecl? srcMVarId |>.get!

Repl.lean

@@ -1,4 +1,4 @@
-import Lean.Data.HashMap
+import Std.Data.HashMap
 import Pantograph
 
 namespace Pantograph.Repl
@@ -10,7 +10,7 @@ structure Context where
 structure State where
   options: Protocol.Options := {}
   nextId: Nat := 0
-  goalStates: Lean.HashMap Nat GoalState := Lean.HashMap.empty
+  goalStates: Std.HashMap Nat GoalState := Std.HashMap.empty
 
 /-- Main state monad for executing commands -/
 abbrev MainM := ReaderT Context (StateT State Lean.CoreM)
@@ -66,7 +66,7 @@ def execute (command: Protocol.Command): MainM Lean.Json := do
   reset (_: Protocol.Reset): MainM (CR Protocol.StatResult) := do
     let state ← get
     let nGoals := state.goalStates.size
-    set { state with nextId := 0, goalStates := Lean.HashMap.empty }
+    set { state with nextId := 0, goalStates := .empty }
     return .ok { nGoals }
   stat (_: Protocol.Stat): MainM (CR Protocol.StatResult) := do
     let state ← get
@@ -119,7 +119,7 @@ def execute (command: Protocol.Command): MainM Lean.Json := do
       return .ok { stateId, root := goalState.root.name.toString }
   goal_tactic (args: Protocol.GoalTactic): MainM (CR Protocol.GoalTacticResult) := do
     let state ← get
-    let .some goalState := state.goalStates.find? args.stateId |
+    let .some goalState := state.goalStates[args.stateId]? |
       return .error $ errorIndex s!"Invalid state index {args.stateId}"
     let .some goal := goalState.goals.get? args.goalId |
       return .error $ errorIndex s!"Invalid goal index {args.goalId}"
@@ -146,12 +146,15 @@ def execute (command: Protocol.Command): MainM Lean.Json := do
     | .ok (.success nextGoalState) => do
       let nextGoalState ← match state.options.automaticMode, args.conv? with
         | true, .none => do
-          let .ok result := nextGoalState.resume (nextGoalState.goals ++ goalState.goals) | throwError "Resuming known goals"
+          let .ok result := nextGoalState.resume (nextGoalState.goals ++ goalState.goals) |
+            throwError "Resuming known goals"
           pure result
         | true, .some true => pure nextGoalState
         | true, .some false => do
-          let .some (_, _, dormantGoals) := goalState.convMVar? | throwError "If conv exit succeeded this should not fail"
-          let .ok result := nextGoalState.resume (nextGoalState.goals ++ dormantGoals) | throwError "Resuming known goals"
+          let .some (_, _, dormantGoals) := goalState.convMVar? |
+            throwError "If conv exit succeeded this should not fail"
+          let .ok result := nextGoalState.resume (nextGoalState.goals ++ dormantGoals) |
+            throwError "Resuming known goals"
           pure result
         | false, _ => pure nextGoalState
       let nextStateId ← newGoalState nextGoalState
@@ -168,10 +171,11 @@ def execute (command: Protocol.Command): MainM Lean.Json := do
       return .ok { tacticErrors? := .some messages }
   goal_continue (args: Protocol.GoalContinue): MainM (CR Protocol.GoalContinueResult) := do
     let state ← get
-    let .some target := state.goalStates.find? args.target | return .error $ errorIndex s!"Invalid state index {args.target}"
+    let .some target := state.goalStates[args.target]? |
+      return .error $ errorIndex s!"Invalid state index {args.target}"
     let nextState? ← match args.branch?, args.goals? with
       | .some branchId, .none => do
-        match state.goalStates.find? branchId with
+        match state.goalStates[branchId]? with
         | .none => return .error $ errorIndex s!"Invalid state index {branchId}"
         | .some branch => pure $ target.continue branch
       | .none, .some goals =>
@@ -197,7 +201,8 @@ def execute (command: Protocol.Command): MainM Lean.Json := do
     return .ok {}
   goal_print (args: Protocol.GoalPrint): MainM (CR Protocol.GoalPrintResult) := do
     let state ← get
-    let .some goalState := state.goalStates.find? args.stateId | return .error $ errorIndex s!"Invalid state index {args.stateId}"
+    let .some goalState := state.goalStates[args.stateId]? |
+      return .error $ errorIndex s!"Invalid state index {args.stateId}"
     let result ← runMetaInMainM <| goalPrint goalState state.options
     return .ok result
   frontend_process (args: Protocol.FrontendProcess): MainM (CR Protocol.FrontendProcessResult) := do

flake.nix

@@ -6,10 +6,10 @@
     flake-parts.url = "github:hercules-ci/flake-parts";
     lean = {
       # Do not follow input's nixpkgs since it could cause build failures
-      url = "github:leanprover/lean4?ref=v4.10.0-rc1";
+      url = "github:leanprover/lean4?ref=v4.12.0";
     };
     lspec = {
-      url = "github:lurk-lab/LSpec?ref=8a51034d049c6a229d88dd62f490778a377eec06";
+      url = "github:lenianiva/LSpec?ref=c492cecd0bc473e2f9c8b94d545d02cc0056034f";
       flake = false;
     };
   };

lake-manifest.json

@@ -1,13 +1,14 @@
-{"version": 7,
+{"version": "1.1.0",
  "packagesDir": ".lake/packages",
  "packages":
- [{"url": "https://github.com/lurk-lab/LSpec.git",
+ [{"url": "https://github.com/lenianiva/LSpec.git",
    "type": "git",
    "subDir": null,
-   "rev": "3388be5a1d1390594a74ec469fd54a5d84ff6114",
+   "scope": "",
+   "rev": "c492cecd0bc473e2f9c8b94d545d02cc0056034f",
    "name": "LSpec",
    "manifestFile": "lake-manifest.json",
-   "inputRev": "3388be5a1d1390594a74ec469fd54a5d84ff6114",
+   "inputRev": "c492cecd0bc473e2f9c8b94d545d02cc0056034f",
    "inherited": false,
    "configFile": "lakefile.lean"}],
  "name": "pantograph",

lakefile.lean

@@ -18,7 +18,7 @@ lean_exe repl {
 }
 
 require LSpec from git
-  "https://github.com/lurk-lab/LSpec.git" @ "3388be5a1d1390594a74ec469fd54a5d84ff6114"
+  "https://github.com/lenianiva/LSpec.git" @ "c492cecd0bc473e2f9c8b94d545d02cc0056034f"
 lean_lib Test {
 }
 @[test_driver]

lean-toolchain

@@ -1 +1 @@
-leanprover/lean4:v4.10.0-rc1
+leanprover/lean4:v4.12.0