structure Lean.Elab.Frontend.State : Type

• commandState : Command.State
• parserState : Parser.ModuleParserState
• cmdPos : String.Pos.Raw
• commands : Array Syntax

instance Lean.Elab.Frontend.instNonemptyState : Nonempty State

structure Lean.Elab.Frontend.Context : Type

• inputCtx : Parser.InputContext

@[reducible, inline]

abbrev Lean.Elab.Frontend.FrontendM (α : Type) : Type

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• Lean.Elab.Frontend.FrontendM = ReaderT Lean.Elab.Frontend.Context (StateRefT' IO.RealWorld Lean.Elab.Frontend.State IO)

def Lean.Elab.Frontend.setCommandState (commandState : Command.State) : FrontendM Unit

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@[inline]

def Lean.Elab.Frontend.runCommandElabM {α : Type} (x : Command.CommandElabM α) : FrontendM α

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def Lean.Elab.Frontend.elabCommandAtFrontend (stx : Syntax) : FrontendM Unit

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• Lean.Elab.Frontend.elabCommandAtFrontend stx = Lean.Elab.Frontend.runCommandElabM (Lean.Elab.Command.elabCommandTopLevel stx)

def Lean.Elab.Frontend.updateCmdPos : FrontendM Unit

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def Lean.Elab.Frontend.getParserState : FrontendM Parser.ModuleParserState

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• Lean.Elab.Frontend.getParserState = do let __do_lift ← get pure __do_lift.parserState

def Lean.Elab.Frontend.getCommandState : FrontendM Command.State

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• Lean.Elab.Frontend.getCommandState = do let __do_lift ← get pure __do_lift.commandState

def Lean.Elab.Frontend.setParserState (ps : Parser.ModuleParserState) : FrontendM Unit

Equations

• Lean.Elab.Frontend.setParserState ps = modify fun (s : Lean.Elab.Frontend.State) => { commandState := s.commandState, parserState := ps, cmdPos := s.cmdPos, commands := s.commands }

def Lean.Elab.Frontend.setMessages (msgs : MessageLog) : FrontendM Unit

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def Lean.Elab.Frontend.getInputContext : FrontendM Parser.InputContext

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• Lean.Elab.Frontend.getInputContext = do let __do_lift ← read pure __do_lift.inputCtx

def Lean.Elab.Frontend.processCommand : FrontendM Bool

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partial def Lean.Elab.Frontend.processCommands : FrontendM Unit

structure Lean.Elab.IncrementalState extends Lean.Elab.Frontend.State : Type

• commandState : Command.State
• parserState : Parser.ModuleParserState
• cmdPos : String.Pos.Raw
• commands : Array Syntax
• inputCtx : Parser.InputContext
• initialSnap : Language.Lean.CommandParsedSnapshot

instance Lean.Elab.instNonemptyIncrementalState : Nonempty IncrementalState

def Lean.Elab.IO.processCommandsIncrementally (inputCtx : Parser.InputContext) (parserState : Parser.ModuleParserState) (commandState : Command.State) (old? : Option IncrementalState) : BaseIO IncrementalState

Variant of IO.processCommands that allows for potential incremental reuse. Pass in the result of a previous invocation done with the same state (but usually different input context) to allow for reuse.

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def Lean.Elab.IO.processCommands (inputCtx : Parser.InputContext) (parserState : Parser.ModuleParserState) (commandState : Command.State) : IO Frontend.State

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• Lean.Elab.IO.processCommands inputCtx parserState commandState = do let st ← liftM (Lean.Elab.IO.processCommandsIncrementally inputCtx parserState commandState none) pure st.toState

def Lean.Elab.process (input : String) (env : Environment) (opts : Options) (fileName : Option String := none) : IO (Environment × MessageLog)

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def Lean.Elab.runFrontend (input : String) (opts : Options) (fileName : String) (mainModuleName : Name) (trustLevel : UInt32 := 0) (oleanFileName? ileanFileName? : Option System.FilePath := none) (jsonOutput : Bool := false) (errorOnKinds : Array Name := #[]) (plugins : Array Plugin := #[]) (printStats : Bool := false) (setup? : Option ModuleSetup := none) (incrSaveFileName? incrLoadFileName? incrHeaderSaveFileName? : Option System.FilePath := none) : IO (Option Environment)

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