feat: Automatic Mode #92

Merged
aniva merged 9 commits from goal/automatic into dev 2024-09-08 12:25:07 -07:00
7 changed files with 257 additions and 237 deletions
Showing only changes of commit a7b30af36b - Show all commits

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@ -4,6 +4,7 @@ import Lean.Environment
import Pantograph.Version import Pantograph.Version
import Pantograph.Library import Pantograph.Library
import Pantograph import Pantograph
import Repl
-- Main IO functions -- Main IO functions
open Pantograph open Pantograph

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@ -1,4 +1,3 @@
import Lean.Data.HashMap
import Pantograph.Compile import Pantograph.Compile
import Pantograph.Condensed import Pantograph.Condensed
import Pantograph.Environment import Pantograph.Environment
@ -6,224 +5,4 @@ import Pantograph.Goal
import Pantograph.Library import Pantograph.Library
import Pantograph.Protocol import Pantograph.Protocol
import Pantograph.Serial import Pantograph.Serial
import Pantograph.Version
namespace Pantograph
structure Context where
imports: List String
/-- Stores state of the REPL -/
structure State where
options: Protocol.Options := {}
nextId: Nat := 0
goalStates: Lean.HashMap Nat GoalState := Lean.HashMap.empty
/-- Main state monad for executing commands -/
abbrev MainM := ReaderT Context (StateT State Lean.CoreM)
-- HACK: For some reason writing `CommandM α := MainM (Except ... α)` disables
-- certain monadic features in `MainM`
abbrev CR α := Except Protocol.InteractionError α
def runMetaInMainM { α } (metaM: Lean.MetaM α): MainM α :=
metaM.run'
def runTermElabInMainM { α } (termElabM: Lean.Elab.TermElabM α) : MainM α :=
termElabM.run' (ctx := Condensed.elabContext) |>.run'
def execute (command: Protocol.Command): MainM Lean.Json := do
let run { α β: Type } [Lean.FromJson α] [Lean.ToJson β] (comm: α → MainM (CR β)): MainM Lean.Json :=
match Lean.fromJson? command.payload with
| .ok args => do
match (← comm args) with
| .ok result => return Lean.toJson result
| .error ierror => return Lean.toJson ierror
| .error error => return Lean.toJson $ errorCommand s!"Unable to parse json: {error}"
match command.cmd with
| "reset" => run reset
| "stat" => run stat
| "expr.echo" => run expr_echo
| "env.catalog" => run env_catalog
| "env.inspect" => run env_inspect
| "env.add" => run env_add
| "options.set" => run options_set
| "options.print" => run options_print
| "goal.start" => run goal_start
| "goal.tactic" => run goal_tactic
| "goal.continue" => run goal_continue
| "goal.delete" => run goal_delete
| "goal.print" => run goal_print
| "compile.unit" => run compile_unit
| cmd =>
let error: Protocol.InteractionError :=
errorCommand s!"Unknown command {cmd}"
return Lean.toJson error
where
errorCommand := errorI "command"
errorIndex := errorI "index"
-- Command Functions
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 }
return .ok { nGoals }
stat (_: Protocol.Stat): MainM (CR Protocol.StatResult) := do
let state ← get
let nGoals := state.goalStates.size
return .ok { nGoals }
env_catalog (args: Protocol.EnvCatalog): MainM (CR Protocol.EnvCatalogResult) := do
let result ← Environment.catalog args
return .ok result
env_inspect (args: Protocol.EnvInspect): MainM (CR Protocol.EnvInspectResult) := do
let state ← get
Environment.inspect args state.options
env_add (args: Protocol.EnvAdd): MainM (CR Protocol.EnvAddResult) := do
Environment.addDecl args
expr_echo (args: Protocol.ExprEcho): MainM (CR Protocol.ExprEchoResult) := do
let state ← get
exprEcho args.expr (expectedType? := args.type?) (levels := args.levels.getD #[]) (options := state.options)
options_set (args: Protocol.OptionsSet): MainM (CR Protocol.OptionsSetResult) := do
let state ← get
let options := state.options
set { state with
options := {
-- FIXME: This should be replaced with something more elegant
printJsonPretty := args.printJsonPretty?.getD options.printJsonPretty,
printExprPretty := args.printExprPretty?.getD options.printExprPretty,
printExprAST := args.printExprAST?.getD options.printExprAST,
printDependentMVars := args.printDependentMVars?.getD options.printDependentMVars,
noRepeat := args.noRepeat?.getD options.noRepeat,
printAuxDecls := args.printAuxDecls?.getD options.printAuxDecls,
printImplementationDetailHyps := args.printImplementationDetailHyps?.getD options.printImplementationDetailHyps
automaticMode := args.automaticMode?.getD options.automaticMode,
}
}
return .ok { }
options_print (_: Protocol.OptionsPrint): MainM (CR Protocol.Options) := do
return .ok (← get).options
goal_start (args: Protocol.GoalStart): MainM (CR Protocol.GoalStartResult) := do
let state ← get
let env ← Lean.MonadEnv.getEnv
let expr?: Except _ GoalState ← runTermElabInMainM (match args.expr, args.copyFrom with
| .some expr, .none => goalStartExpr expr (args.levels.getD #[])
| .none, .some copyFrom =>
(match env.find? <| copyFrom.toName with
| .none => return .error <| errorIndex s!"Symbol not found: {copyFrom}"
| .some cInfo => return .ok (← GoalState.create cInfo.type))
| _, _ =>
return .error <| errorI "arguments" "Exactly one of {expr, copyFrom} must be supplied")
match expr? with
| .error error => return .error error
| .ok goalState =>
let stateId := state.nextId
set { state with
goalStates := state.goalStates.insert stateId goalState,
nextId := state.nextId + 1
}
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 |
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}"
let nextGoalState?: Except _ TacticResult ← runTermElabInMainM do
match args.tactic?, args.expr?, args.have?, args.calc?, args.conv? with
| .some tactic, .none, .none, .none, .none => do
pure <| Except.ok <| ← goalState.tryTactic goal tactic
| .none, .some expr, .none, .none, .none => do
pure <| Except.ok <| ← goalState.tryAssign goal expr
| .none, .none, .some type, .none, .none => do
let binderName := args.binderName?.getD ""
pure <| Except.ok <| ← goalState.tryHave goal binderName type
| .none, .none, .none, .some pred, .none => do
pure <| Except.ok <| ← goalState.tryCalc goal pred
| .none, .none, .none, .none, .some true => do
pure <| Except.ok <| ← goalState.conv goal
| .none, .none, .none, .none, .some false => do
pure <| Except.ok <| ← goalState.convExit
| _, _, _, _, _ =>
let error := errorI "arguments" "Exactly one of {tactic, expr, have, calc, conv} must be supplied"
pure $ Except.error $ error
match nextGoalState? with
| .error error => return .error error
| .ok (.success nextGoalState) => do
let nextGoalState ← match state.options.automaticMode, args.conv? with
| true, .none => do
let .ok result := nextGoalState.resume 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 dormantGoals | throwError "Resuming known goals"
pure result
| false, _ => pure nextGoalState
let nextStateId := state.nextId
set { state with
goalStates := state.goalStates.insert state.nextId nextGoalState,
nextId := state.nextId + 1,
}
let goals ← nextGoalState.serializeGoals (parent := .some goalState) (options := state.options) |>.run'
return .ok {
nextStateId? := .some nextStateId,
goals? := .some goals,
}
| .ok (.parseError message) =>
return .ok { parseError? := .some message }
| .ok (.invalidAction message) =>
return .error $ errorI "invalid" message
| .ok (.failure messages) =>
return .ok { tacticErrors? := .some messages }
goal_continue (args: Protocol.GoalContinue): MainM (CR Protocol.GoalContinueResult) := do
let state ← get
match state.goalStates.find? args.target with
| .none => return .error $ errorIndex s!"Invalid state index {args.target}"
| .some target => do
let nextState? ← match args.branch?, args.goals? with
| .some branchId, .none => do
match state.goalStates.find? branchId with
| .none => return .error $ errorIndex s!"Invalid state index {branchId}"
| .some branch => pure $ goalContinue target branch
| .none, .some goals =>
pure $ goalResume target goals
| _, _ => return .error <| errorI "arguments" "Exactly one of {branch, goals} must be supplied"
match nextState? with
| .error error => return .error <| errorI "structure" error
| .ok nextGoalState =>
let nextStateId := state.nextId
set { state with
goalStates := state.goalStates.insert nextStateId nextGoalState,
nextId := state.nextId + 1
}
let goals ← goalSerialize nextGoalState (options := state.options)
return .ok {
nextStateId,
goals,
}
goal_delete (args: Protocol.GoalDelete): MainM (CR Protocol.GoalDeleteResult) := do
let state ← get
let goalStates := args.stateIds.foldl (λ map id => map.erase id) state.goalStates
set { state with goalStates }
return .ok {}
goal_print (args: Protocol.GoalPrint): MainM (CR Protocol.GoalPrintResult) := do
let state ← get
match state.goalStates.find? args.stateId with
| .none => return .error $ errorIndex s!"Invalid state index {args.stateId}"
| .some goalState => runMetaM <| do
return .ok (← goalPrint goalState state.options)
compile_unit (args: Protocol.CompileUnit): MainM (CR Protocol.CompileUnitResult) := do
let module := args.module.toName
try
let steps ← Compile.processSource module
let units? := if args.compilationUnits then
.some $ steps.map λ step => (step.src.startPos.byteIdx, step.src.stopPos.byteIdx)
else
.none
let invocations? ← if args.invocations then
pure $ .some (← Compile.collectTacticsFromCompilation steps)
else
pure .none
return .ok { units?, invocations? }
catch e =>
return .error $ errorI "compile" (← e.toMessageData.toString)
end Pantograph

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@ -307,7 +307,7 @@ protected def GoalState.convExit (state: GoalState):
return .failure #[← exception.toMessageData.toString] return .failure #[← exception.toMessageData.toString]
protected def GoalState.calcPrevRhsOf? (state: GoalState) (goal: MVarId): Option Expr := do protected def GoalState.calcPrevRhsOf? (state: GoalState) (goal: MVarId): Option Expr := do
let (mvarId, rhs ) ← state.calcPrevRhs? let (mvarId, rhs) ← state.calcPrevRhs?
if mvarId == goal then if mvarId == goal then
.some rhs .some rhs
else else
@ -352,9 +352,8 @@ protected def GoalState.tryCalc (state: GoalState) (goal: MVarId) (pred: String)
(userName := tag ++ `calc) (userName := tag ++ `calc)
let mvarBranch := proof.mvarId! let mvarBranch := proof.mvarId!
let calcPrevRhs? := Option.some (goal, rhs)
let mut proofType ← Meta.inferType proof let mut proofType ← Meta.inferType proof
let mut remainder := Option.none let mut remainder? := Option.none
-- The calc tactic either solves the main goal or leaves another relation. -- The calc tactic either solves the main goal or leaves another relation.
-- Replace the main goal, and save the new goal if necessary -- Replace the main goal, and save the new goal if necessary
@ -367,10 +366,11 @@ protected def GoalState.tryCalc (state: GoalState) (goal: MVarId) (pred: String)
let lastStepGoal ← Meta.mkFreshExprSyntheticOpaqueMVar lastStep tag let lastStepGoal ← Meta.mkFreshExprSyntheticOpaqueMVar lastStep tag
(proof, proofType) ← Elab.Term.mkCalcTrans proof proofType lastStepGoal lastStep (proof, proofType) ← Elab.Term.mkCalcTrans proof proofType lastStepGoal lastStep
unless ← Meta.isDefEq proofType target do throwFailed unless ← Meta.isDefEq proofType target do throwFailed
remainder := .some lastStepGoal.mvarId! remainder? := .some lastStepGoal.mvarId!
goal.assign proof goal.assign proof
let goals := [ mvarBranch ] ++ remainder.toList let goals := [ mvarBranch ] ++ remainder?.toList
let calcPrevRhs? := remainder?.map $ λ g => (g, rhs)
return .success { return .success {
root := state.root, root := state.root,
savedState := { savedState := {

223
Repl.lean Normal file
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@ -0,0 +1,223 @@
import Lean.Data.HashMap
import Pantograph
namespace Pantograph
structure Context where
imports: List String
/-- Stores state of the REPL -/
structure State where
options: Protocol.Options := {}
nextId: Nat := 0
goalStates: Lean.HashMap Nat GoalState := Lean.HashMap.empty
/-- Main state monad for executing commands -/
abbrev MainM := ReaderT Context (StateT State Lean.CoreM)
-- HACK: For some reason writing `CommandM α := MainM (Except ... α)` disables
-- certain monadic features in `MainM`
abbrev CR α := Except Protocol.InteractionError α
def runMetaInMainM { α } (metaM: Lean.MetaM α): MainM α :=
metaM.run'
def runTermElabInMainM { α } (termElabM: Lean.Elab.TermElabM α) : MainM α :=
termElabM.run' (ctx := Condensed.elabContext) |>.run'
def execute (command: Protocol.Command): MainM Lean.Json := do
let run { α β: Type } [Lean.FromJson α] [Lean.ToJson β] (comm: α → MainM (CR β)): MainM Lean.Json :=
match Lean.fromJson? command.payload with
| .ok args => do
match (← comm args) with
| .ok result => return Lean.toJson result
| .error ierror => return Lean.toJson ierror
| .error error => return Lean.toJson $ errorCommand s!"Unable to parse json: {error}"
match command.cmd with
| "reset" => run reset
| "stat" => run stat
| "expr.echo" => run expr_echo
| "env.catalog" => run env_catalog
| "env.inspect" => run env_inspect
| "env.add" => run env_add
| "options.set" => run options_set
| "options.print" => run options_print
| "goal.start" => run goal_start
| "goal.tactic" => run goal_tactic
| "goal.continue" => run goal_continue
| "goal.delete" => run goal_delete
| "goal.print" => run goal_print
| "compile.unit" => run compile_unit
| cmd =>
let error: Protocol.InteractionError :=
errorCommand s!"Unknown command {cmd}"
return Lean.toJson error
where
errorCommand := errorI "command"
errorIndex := errorI "index"
-- Command Functions
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 }
return .ok { nGoals }
stat (_: Protocol.Stat): MainM (CR Protocol.StatResult) := do
let state ← get
let nGoals := state.goalStates.size
return .ok { nGoals }
env_catalog (args: Protocol.EnvCatalog): MainM (CR Protocol.EnvCatalogResult) := do
let result ← Environment.catalog args
return .ok result
env_inspect (args: Protocol.EnvInspect): MainM (CR Protocol.EnvInspectResult) := do
let state ← get
Environment.inspect args state.options
env_add (args: Protocol.EnvAdd): MainM (CR Protocol.EnvAddResult) := do
Environment.addDecl args
expr_echo (args: Protocol.ExprEcho): MainM (CR Protocol.ExprEchoResult) := do
let state ← get
exprEcho args.expr (expectedType? := args.type?) (levels := args.levels.getD #[]) (options := state.options)
options_set (args: Protocol.OptionsSet): MainM (CR Protocol.OptionsSetResult) := do
let state ← get
let options := state.options
set { state with
options := {
-- FIXME: This should be replaced with something more elegant
printJsonPretty := args.printJsonPretty?.getD options.printJsonPretty,
printExprPretty := args.printExprPretty?.getD options.printExprPretty,
printExprAST := args.printExprAST?.getD options.printExprAST,
printDependentMVars := args.printDependentMVars?.getD options.printDependentMVars,
noRepeat := args.noRepeat?.getD options.noRepeat,
printAuxDecls := args.printAuxDecls?.getD options.printAuxDecls,
printImplementationDetailHyps := args.printImplementationDetailHyps?.getD options.printImplementationDetailHyps
automaticMode := args.automaticMode?.getD options.automaticMode,
}
}
return .ok { }
options_print (_: Protocol.OptionsPrint): MainM (CR Protocol.Options) := do
return .ok (← get).options
goal_start (args: Protocol.GoalStart): MainM (CR Protocol.GoalStartResult) := do
let state ← get
let env ← Lean.MonadEnv.getEnv
let expr?: Except _ GoalState ← runTermElabInMainM (match args.expr, args.copyFrom with
| .some expr, .none => goalStartExpr expr (args.levels.getD #[])
| .none, .some copyFrom =>
(match env.find? <| copyFrom.toName with
| .none => return .error <| errorIndex s!"Symbol not found: {copyFrom}"
| .some cInfo => return .ok (← GoalState.create cInfo.type))
| _, _ =>
return .error <| errorI "arguments" "Exactly one of {expr, copyFrom} must be supplied")
match expr? with
| .error error => return .error error
| .ok goalState =>
let stateId := state.nextId
set { state with
goalStates := state.goalStates.insert stateId goalState,
nextId := state.nextId + 1
}
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 |
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}"
let nextGoalState?: Except _ TacticResult ← runTermElabInMainM do
match args.tactic?, args.expr?, args.have?, args.calc?, args.conv? with
| .some tactic, .none, .none, .none, .none => do
pure <| Except.ok <| ← goalState.tryTactic goal tactic
| .none, .some expr, .none, .none, .none => do
pure <| Except.ok <| ← goalState.tryAssign goal expr
| .none, .none, .some type, .none, .none => do
let binderName := args.binderName?.getD ""
pure <| Except.ok <| ← goalState.tryHave goal binderName type
| .none, .none, .none, .some pred, .none => do
pure <| Except.ok <| ← goalState.tryCalc goal pred
| .none, .none, .none, .none, .some true => do
pure <| Except.ok <| ← goalState.conv goal
| .none, .none, .none, .none, .some false => do
pure <| Except.ok <| ← goalState.convExit
| _, _, _, _, _ =>
let error := errorI "arguments" "Exactly one of {tactic, expr, have, calc, conv} must be supplied"
pure $ Except.error $ error
match nextGoalState? with
| .error error => return .error error
| .ok (.success nextGoalState) => do
let nextGoalState ← match state.options.automaticMode, args.conv? with
| true, .none => do
let .ok result := nextGoalState.resume 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 dormantGoals | throwError "Resuming known goals"
pure result
| false, _ => pure nextGoalState
let nextStateId := state.nextId
set { state with
goalStates := state.goalStates.insert state.nextId nextGoalState,
nextId := state.nextId + 1,
}
let goals ← nextGoalState.serializeGoals (parent := .some goalState) (options := state.options) |>.run'
return .ok {
nextStateId? := .some nextStateId,
goals? := .some goals,
}
| .ok (.parseError message) =>
return .ok { parseError? := .some message }
| .ok (.invalidAction message) =>
return .error $ errorI "invalid" message
| .ok (.failure messages) =>
return .ok { tacticErrors? := .some messages }
goal_continue (args: Protocol.GoalContinue): MainM (CR Protocol.GoalContinueResult) := do
let state ← get
match state.goalStates.find? args.target with
| .none => return .error $ errorIndex s!"Invalid state index {args.target}"
| .some target => do
let nextState? ← match args.branch?, args.goals? with
| .some branchId, .none => do
match state.goalStates.find? branchId with
| .none => return .error $ errorIndex s!"Invalid state index {branchId}"
| .some branch => pure $ goalContinue target branch
| .none, .some goals =>
pure $ goalResume target goals
| _, _ => return .error <| errorI "arguments" "Exactly one of {branch, goals} must be supplied"
match nextState? with
| .error error => return .error <| errorI "structure" error
| .ok nextGoalState =>
let nextStateId := state.nextId
set { state with
goalStates := state.goalStates.insert nextStateId nextGoalState,
nextId := state.nextId + 1
}
let goals ← goalSerialize nextGoalState (options := state.options)
return .ok {
nextStateId,
goals,
}
goal_delete (args: Protocol.GoalDelete): MainM (CR Protocol.GoalDeleteResult) := do
let state ← get
let goalStates := args.stateIds.foldl (λ map id => map.erase id) state.goalStates
set { state with goalStates }
return .ok {}
goal_print (args: Protocol.GoalPrint): MainM (CR Protocol.GoalPrintResult) := do
let state ← get
match state.goalStates.find? args.stateId with
| .none => return .error $ errorIndex s!"Invalid state index {args.stateId}"
| .some goalState => runMetaM <| do
return .ok (← goalPrint goalState state.options)
compile_unit (args: Protocol.CompileUnit): MainM (CR Protocol.CompileUnitResult) := do
let module := args.module.toName
try
let steps ← Compile.processSource module
let units? := if args.compilationUnits then
.some $ steps.map λ step => (step.src.startPos.byteIdx, step.src.stopPos.byteIdx)
else
.none
let invocations? ← if args.invocations then
pure $ .some (← Compile.collectTacticsFromCompilation steps)
else
pure .none
return .ok { units?, invocations? }
catch e =>
return .error $ errorI "compile" (← e.toMessageData.toString)
end Pantograph

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@ -2,6 +2,8 @@
-/ -/
import LSpec import LSpec
import Pantograph import Pantograph
import Repl
namespace Pantograph.Test.Integration namespace Pantograph.Test.Integration
open Pantograph open Pantograph

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@ -37,14 +37,25 @@
}; };
project = leanPkgs.buildLeanPackage { project = leanPkgs.buildLeanPackage {
name = "Pantograph"; name = "Pantograph";
roots = [ "Main" "Pantograph" ]; roots = [ "Pantograph" ];
src = pkgs.lib.cleanSourceWith { src = pkgs.lib.cleanSource (pkgs.lib.cleanSourceWith {
src = ./.; src = ./.;
filter = path: type: filter = path: type:
!(pkgs.lib.hasInfix "/Test/" path) && !(pkgs.lib.hasInfix "/Test/" path) &&
!(pkgs.lib.hasSuffix ".md" path) && !(pkgs.lib.hasSuffix ".md" path) &&
!(pkgs.lib.hasSuffix "Makefile" path); !(pkgs.lib.hasSuffix "Repl.lean" path);
}; });
};
repl = leanPkgs.buildLeanPackage {
name = "Repl";
roots = [ "Main" "Repl" ];
deps = [ project ];
src = pkgs.lib.cleanSource (pkgs.lib.cleanSourceWith {
src = ./.;
filter = path: type:
!(pkgs.lib.hasInfix "/Test/" path) &&
!(pkgs.lib.hasSuffix ".md" path);
});
}; };
test = leanPkgs.buildLeanPackage { test = leanPkgs.buildLeanPackage {
name = "Test"; name = "Test";
@ -52,18 +63,19 @@
# root begins (e.g. `import Test.Environment` and not `import # root begins (e.g. `import Test.Environment` and not `import
# Environment`) and thats where `lakefile.lean` resides. # Environment`) and thats where `lakefile.lean` resides.
roots = [ "Test.Main" ]; roots = [ "Test.Main" ];
deps = [ lspecLib project ]; deps = [ lspecLib repl ];
src = pkgs.lib.cleanSourceWith { src = pkgs.lib.cleanSource (pkgs.lib.cleanSourceWith {
src = ./.; src = ./.;
filter = path: type: filter = path: type:
!(pkgs.lib.hasInfix "Pantograph" path); !(pkgs.lib.hasInfix "Pantograph" path);
}; });
}; };
in rec { in rec {
packages = { packages = {
inherit (leanPkgs) lean lean-all; inherit (leanPkgs) lean lean-all;
inherit (project) sharedLib executable; inherit (project) sharedLib;
default = project.executable; inherit (repl) executable;
default = repl.executable;
}; };
legacyPackages = { legacyPackages = {
inherit project leanPkgs; inherit project leanPkgs;

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@ -4,11 +4,14 @@ open Lake DSL
package pantograph package pantograph
lean_lib Pantograph { lean_lib Pantograph {
roots := #[`Pantograph]
defaultFacets := #[LeanLib.sharedFacet] defaultFacets := #[LeanLib.sharedFacet]
} }
lean_lib Repl {
}
@[default_target] @[default_target]
lean_exe pantograph { lean_exe repl {
root := `Main root := `Main
-- Solves the native symbol not found problem -- Solves the native symbol not found problem
supportInterpreter := true supportInterpreter := true