feat: Change the main interaction monad #40

Merged
aniva merged 4 commits from core/loop into dev 2023-12-14 05:46:40 -08:00
3 changed files with 14 additions and 14 deletions
Showing only changes of commit ab1b309c72 - Show all commits

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@ -102,8 +102,7 @@ unsafe def main (args: List String): IO Unit := do
options := options
}
try
let metaM := loop.run context |>.run' {}
let coreM := metaM.run'
let coreM := loop.run context |>.run' {}
IO.println "ready."
discard <| coreM.toIO coreContext { env := env }
catch ex =>

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@ -16,16 +16,18 @@ structure State where
goalStates: Lean.HashMap Nat GoalState := Lean.HashMap.empty
/-- Main state monad for executing commands -/
abbrev MainM := ReaderT Context (StateT State Lean.MetaM)
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 runTermElabM { α } (termElabM: Lean.Elab.TermElabM α): Lean.MetaM α :=
def runMetaM { α } (metaM: Lean.MetaM α): Lean.CoreM α :=
metaM.run'
def runTermElabM { α } (termElabM: Lean.Elab.TermElabM α): Lean.CoreM α :=
termElabM.run' (ctx := {
declName? := .none,
errToSorry := false,
})
}) |>.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 :=
@ -89,8 +91,8 @@ def execute (command: Protocol.Command): MainM Lean.Json := do
| .none, .defnInfo _ => info.value?
| .none, _ => .none
return .ok {
type := ← serialize_expression state.options info.type,
value? := ← value?.mapM (λ v => serialize_expression state.options v),
type := ← (serialize_expression state.options info.type).run',
value? := ← value?.mapM (λ v => serialize_expression state.options v |>.run'),
publicName? := Lean.privateToUserName? name |>.map (·.toString),
-- BUG: Warning: getUsedConstants here will not include projections. This is a known bug.
typeDependency? := if args.dependency?.getD false then .some <| info.type.getUsedConstants.map (λ n => name_to_ast n) else .none,
@ -102,8 +104,8 @@ def execute (command: Protocol.Command): MainM Lean.Json := do
let env ← Lean.MonadEnv.getEnv
match syntax_from_str env args.expr with
| .error str => return .error $ errorI "parsing" str
| .ok syn => do
match ← runTermElabM <| syntax_to_expr syn with
| .ok syn => runTermElabM do
match ← syntax_to_expr syn with
| .error str => return .error $ errorI "elab" str
| .ok expr => do
try
@ -176,7 +178,7 @@ def execute (command: Protocol.Command): MainM Lean.Json := do
goalStates := state.goalStates.insert state.nextId nextGoalState,
nextId := state.nextId + 1,
}
let goals ← nextGoalState.serializeGoals (parent := .some goalState) (options := state.options)
let goals ← nextGoalState.serializeGoals (parent := .some goalState) (options := state.options) |>.run'
return .ok {
nextStateId? := .some nextStateId,
goals? := .some goals,
@ -209,7 +211,7 @@ def execute (command: Protocol.Command): MainM Lean.Json := do
goalStates := state.goalStates.insert nextStateId nextGoalState,
nextId := state.nextId + 1
}
let goals ← nextGoalState.serializeGoals (parent := .none) (options := state.options)
let goals ← nextGoalState.serializeGoals (parent := .none) (options := state.options) |>.run'
return .ok {
nextStateId,
goals,
@ -223,7 +225,7 @@ def execute (command: Protocol.Command): MainM Lean.Json := do
let state ← get
match state.goalStates.find? args.stateId with
| .none => return .error $ errorIndex s!"Invalid state index {args.stateId}"
| .some goalState => do
| .some goalState => runMetaM <| do
goalState.restoreMetaM
let root? ← goalState.rootExpr?.mapM (λ expr => serialize_expression state.options expr)
return .ok {

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@ -33,8 +33,7 @@ def subroutine_runner (steps: List (MainM LSpec.TestSeq)): IO LSpec.TestSeq := d
let result ← step
return suite ++ result) LSpec.TestSeq.done
try
let metaM := commands.run context |>.run' {}
let coreM := metaM.run'
let coreM := commands.run context |>.run' {}
return Prod.fst $ (← coreM.toIO coreContext { env := env })
catch ex =>
return LSpec.check s!"Uncaught IO exception: {ex.toString}" false